steel-guide-information.json

{
  "steels": [
    {
      "name": "1.2442",
      "description": "1.2442 is a high-speed tool steel with good wear resistance and decent toughness. It is favored by knife makers who require a balance between edge retention and durability for fine cutting tasks.",
      "toughness": 4.5,
      "edgeRetention": 2.5,
      "corrosionResistance": 0,
      "hardness": "",
      "composition": []
    },
    {
      "name": "1.2519",
      "description": "1.2519 is a high-carbon tool steel known for its edge holding capability and wear resistance. It is often used for specialized cutting tools that require a fine edge and moderate toughness.",
      "toughness": 4,
      "edgeRetention": 2.5,
      "corrosionResistance": 0.5,
      "hardness": "",
      "composition": []
    },
    {
      "name": "1.2562",
      "description": "1.2562 is a high-speed tool steel that offers good edge retention and wear resistance. It is commonly used for making cutting tools that require a durable edge, though it lacks corrosion resistance.",
      "toughness": 2.5,
      "edgeRetention": 3.5,
      "corrosionResistance": 0,
      "hardness": "",
      "composition": []
    },
    {
      "name": "1.4116",
      "description": "1.4116 is a stainless steel commonly used in kitchen knives due to its good corrosion resistance and ease of sharpening. It offers a balance of toughness and edge retention, making it ideal for everyday use.",
      "toughness": 2.5,
      "edgeRetention": 2.5,
      "corrosionResistance": 8,
      "hardness": "",
      "composition": []
    },
    {
      "name": "10V",
      "description": "10V is a high-vanadium tool steel known for its exceptional wear resistance and edge retention. It is commonly used in industrial cutting tools and knives where a long-lasting edge is crucial, though it can be challenging to sharpen.",
      "toughness": 5,
      "edgeRetention": 8.5,
      "corrosionResistance": 4,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 2.45},
        {"element": "chromium", "amount": 5.25},
        {"element": "manganese", "amount": 0.50},
        {"element": "molybdenum", "amount": 1.30},
        {"element": "silicon", "amount": 0.90},
        {"element": "vanadium", "amount": 9.75}
      ]
    },
    {
      "name": "1084",
      "description": "1084 is a simple high-carbon steel, making it a favorite among beginner knife makers. It’s easy to work with, heat-treat, and forge, while still offering decent toughness and a good edge.",
      "toughness": 8,
      "edgeRetention": 1.5,
      "corrosionResistance": 0,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 0.84},
        {"element": "manganese", "amount": 0.75}
      ]
    },
    {
      "name": "1095",
      "description": "1095 is a simple high-carbon steel that is popular for its hardness and ease of sharpening. It is commonly used in outdoor and survival knives, providing a good balance of edge retention and toughness, though it requires maintenance to prevent rust.",
      "toughness": 4.5,
      "edgeRetention": 1.5,
      "corrosionResistance": 0,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 0.965},
        {"element": "manganese", "amount": 0.40},
        {"element": "phosphorus", "amount": 0.04},
        {"element": "sulfur", "amount": 0.05}
      ]
    },
    {
      "name": "14C28N",
      "description": "14C28N is a stainless steel developed by Sandvik that offers good corrosion resistance, toughness, and edge retention. It is commonly used in kitchen and pocket knives that require a sharp, easy-to-maintain edge.",
      "toughness": 9,
      "edgeRetention": 3,
      "corrosionResistance": 8.5,
      "hardness": "",
      "composition": []
    },
    {
      "name": "15V",
      "description": "15V is a tool steel with extremely high wear resistance, making it ideal for applications where edge retention is a priority. However, its toughness is relatively low, and it can be difficult to sharpen.",
      "toughness": 3.5,
      "edgeRetention": 10,
      "corrosionResistance": 4,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 3.40},
        {"element": "chromium", "amount": 5.25},
        {"element": "manganese", "amount": 0.50},
        {"element": "molybdenum", "amount": 1.30},
        {"element": "silicon", "amount": 0.90},
        {"element": "vanadium", "amount": 14.50}
      ]
    },
    {
      "name": "154CM",
      "description": "154CM is a high-carbon stainless steel known for its good balance of edge retention, toughness, and corrosion resistance. It is popular in both kitchen and outdoor knives that require a durable, sharp edge.",
      "toughness": 3.5,
      "edgeRetention": 4.5,
      "corrosionResistance": 7,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.05},
        {"element": "chromium", "amount": 14.00},
        {"element": "molybdenum", "amount": 4.00}
      ]
    },
    {
      "name": "26C3",
      "description": "26C3 is a high-carbon steel known for its ability to achieve high hardness levels. It is often used by custom knife makers for creating fine, razor-sharp edges, though it lacks corrosion resistance.",
      "toughness": 6,
      "edgeRetention": 2,
      "corrosionResistance": 0,
      "hardness": "",
      "composition": []
    },
    {
      "name": "3V",
      "description": "3V is a tool steel known for its excellent toughness and good edge retention. It is often used in heavy-duty knives and tools that require both durability and a sharp edge, with decent corrosion resistance.",
      "toughness": 9,
      "edgeRetention": 4.5,
      "corrosionResistance": 5.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 0.80},
        {"element": "chromium", "amount": 7.50},
        {"element": "molybdenum", "amount": 1.30},
        {"element": "vanadium", "amount": 2.75}
      ]
    },
    {
      "name": "420HC",
      "description": "420HC is a stainless steel known for its excellent corrosion resistance and ease of sharpening. It is often used in budget-friendly knives and tools that need to withstand the elements.",
      "toughness": 9,
      "edgeRetention": 2.5,
      "corrosionResistance": 8,
      "hardness": "",
      "composition": []
    },
    {
      "name": "440A",
      "description": "440A is a stainless steel that offers good corrosion resistance and ease of sharpening. It is often used in budget knives and kitchen tools where toughness and corrosion resistance are priorities.",
      "toughness": 3.5,
      "edgeRetention": 3.5,
      "corrosionResistance": 8.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 0.70},
        {"element": "chromium", "amount": 17.00},
        {"element": "manganese", "amount": 1.00},
        {"element": "molybdenum", "amount": 0.75},
        {"element": "phosphorus", "amount": 0.04},
        {"element": "silicon", "amount": 1.00},
        {"element": "sulfur", "amount": 0.03}
      ]
    },
    {
      "name": "440C",
      "description": "440C is a high-carbon stainless steel known for its good edge retention and corrosion resistance. It is often used in high-quality kitchen and outdoor knives that require a durable, sharp edge.",
      "toughness": 3.5,
      "edgeRetention": 4.5,
      "corrosionResistance": 7.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.00},
        {"element": "chromium", "amount": 17.50},
        {"element": "manganese", "amount": 0.50},
        {"element": "molybdenum", "amount": 0.50},
        {"element": "phosphorus", "amount": 0.04},
        {"element": "silicon", "amount": 0.30},
        {"element": "sulfur", "amount": 0.03}
      ]
    },
    {
      "name": "51200",
      "description": "51200 is a high-carbon chromium steel known for its hardness and wear resistance. It is commonly used in bearing applications and knife making, particularly for blades requiring high edge retention and moderate toughness.",
      "toughness": 8.5,
      "edgeRetention": 2,
      "corrosionResistance": 0.5,
      "hardness": "",
      "composition": []
    },
    {
      "name": "5160",
      "description": "5160 is a spring steel alloy often used in swords and large knives due to its exceptional toughness and shock resistance. Its high level of manganese helps to maintain strength under impact, making it popular for heavy-use blades like axes and kukris.",
      "toughness": 9.5,
      "edgeRetention": 1.5,
      "corrosionResistance": 0.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 0.60},
        {"element": "chromium", "amount": 0.80},
        {"element": "manganese", "amount": 0.875},
        {"element": "phosphorus", "amount": 0.04},
        {"element": "silicon", "amount": 0.225}
      ]
    },
    {
      "name": "80CrV2",
      "description": "80CrV2 is a high-carbon tool steel that is popular among knife makers for its toughness and ease of heat treatment. It offers a good balance of edge retention and resilience, making it suitable for heavy-use tools and blades.",
      "toughness": 8,
      "edgeRetention": 1.5,
      "corrosionResistance": 0,
      "hardness": "",
      "composition": []
    },
    {
      "name": "8670",
      "description": "8670 is a high-carbon, low-alloy tool steel known for its toughness. It is frequently used in industrial applications and for knife making where high shock resistance is needed. The steel can take a razor-sharp edge, but the edge retention is moderate compared to higher alloy steels.",
      "toughness": 10,
      "edgeRetention": 1.5,
      "corrosionResistance": 0,
      "hardness": "",
      "composition": []
    },
    {
      "name": "A2",
      "description": "A2 is an air-hardening tool steel that offers a good balance of toughness and edge retention. It is easy to sharpen and is often used in woodworking tools and knives that require a durable cutting edge.",
      "toughness": 6.5,
      "edgeRetention": 2.5,
      "corrosionResistance": 3,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.00},
        {"element": "chromium", "amount": 5.25},
        {"element": "manganese", "amount": 0.85},
        {"element": "molybdenum", "amount": 1.10},
        {"element": "silicon", "amount": 0.35},
        {"element": "vanadium", "amount": 0.25}
      ]
    },
    {
      "name": "AEB-L",
      "description": "AEB-L is a stainless steel known for its fine grain structure, which allows for a very sharp edge and good toughness. It is commonly used in kitchen knives and razors that require a razor-sharp, durable edge.",
      "toughness": 9,
      "edgeRetention": 3,
      "corrosionResistance": 7,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 0.67},
        {"element": "chromium", "amount": 13.00},
        {"element": "manganese", "amount": 0.60},
        {"element": "phosphorus", "amount": 0.025},
        {"element": "silicon", "amount": 0.40},
        {"element": "sulfur", "amount": 0.015}
      ]
    },
    {
      "name": "ApexUltra",
      "description": "ApexUltra is a modern tool steel designed for excellent edge retention while still providing reasonable toughness. It's often chosen by knife enthusiasts who prioritize edge sharpness and wear resistance.",
      "toughness": 5.5,
      "edgeRetention": 4,
      "corrosionResistance": 0.5,
      "hardness": "",
      "composition": []
    },
    {
      "name": "AUS-8/8Cr13MoV",
      "description": "AUS-8 and 8Cr13MoV are stainless steels known for their good balance of edge retention, toughness, and corrosion resistance. They are often used in budget-friendly knives that require decent performance and easy maintenance.",
      "toughness": 6,
      "edgeRetention": 3,
      "corrosionResistance": 7,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 0.75},
        {"element": "chromium", "amount": 13.75},
        {"element": "manganese", "amount": 1.00},
        {"element": "molybdenum", "amount": 0.20},
        {"element": "nickel", "amount": 0.49},
        {"element": "phosphorus", "amount": 0.04},
        {"element": "silicon", "amount": 1.00},
        {"element": "sulfur", "amount": 0.03},
        {"element": "vanadium", "amount": 0.18}
      ]
    },
    {
      "name": "BD1N",
      "description": "BD1N is a nitrogen-enriched stainless steel known for its excellent corrosion resistance and ease of sharpening. It is commonly used in kitchen and pocket knives that require a durable, easy-to-maintain edge.",
      "toughness": 3.5,
      "edgeRetention": 3.5,
      "corrosionResistance": 8.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 0.90},
        {"element": "chromium", "amount": 16.00},
        {"element": "manganese", "amount": 1.00},
        {"element": "molybdenum", "amount": 0.50},
        {"element": "nitrogen", "amount": 0.125},
        {"element": "phosphorus", "amount": 0.03},
        {"element": "silicon", "amount": 1.00},
        {"element": "sulfur", "amount": 0.01}
      ]
    },
    {
      "name": "Blue Super",
      "description": "Blue Super is a high-carbon Japanese steel known for its exceptional edge retention and hardness. It is often used in high-end kitchen knives that require a razor-sharp, long-lasting edge, though it can be brittle compared to other steels.",
      "toughness": 2.5,
      "edgeRetention": 3.5,
      "corrosionResistance": 0,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.45},
        {"element": "chromium", "amount": 0.40},
        {"element": "manganese", "amount": 0.25},
        {"element": "molybdenum", "amount": 0.40},
        {"element": "phosphorus", "amount": 0.03},
        {"element": "silicon", "amount": 0.15},
        {"element": "tungsten", "amount": 2.25},
        {"element": "vanadium", "amount": 0.50}
      ]
    },
    {
      "name": "CPM-154",
      "description": "CPM-154 is a high-performance stainless steel known for its excellent balance of edge retention, toughness, and corrosion resistance. It is often used in high-end kitchen and outdoor knives that require a sharp, durable edge.",
      "toughness": 5,
      "edgeRetention": 4.5,
      "corrosionResistance": 7,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.05},
        {"element": "chromium", "amount": 14.00},
        {"element": "molybdenum", "amount": 4.00}
      ]
    },
    {
      "name": "CPM-CruWear",
      "description": "CPM-CruWear is a high-alloy tool steel that offers excellent wear resistance, toughness, and edge retention. It is a popular choice for knives that need to perform well in a variety of demanding cutting tasks.",
      "toughness": 8,
      "edgeRetention": 5,
      "corrosionResistance": 5.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.15},
        {"element": "chromium", "amount": 7.50},
        {"element": "molybdenum", "amount": 1.60},
        {"element": "vanadium", "amount": 2.40},
        {"element": "tungsten", "amount": 1.00}
      ]
    },
    {
      "name": "CPM-M4",
      "description": "CPM-M4 is a high-speed tool steel known for its excellent edge retention and toughness. It is often used in high-performance cutting tools and knives that require a strong, sharp edge that can withstand heavy use.",
      "toughness": 6.5,
      "edgeRetention": 6,
      "corrosionResistance": 4,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.40},
        {"element": "chromium", "amount": 4.00},
        {"element": "manganese", "amount": 0.30},
        {"element": "molybdenum", "amount": 5.25},
        {"element": "silicon", "amount": 0.55},
        {"element": "sulfur", "amount": 0.06},
        {"element": "tungsten", "amount": 5.50},
        {"element": "vanadium", "amount": 4.00}
      ]
    },
    {
      "name": "CruForgeV",
      "description": "CruForgeV is a specialized forging steel with added vanadium, which helps in creating a fine grain structure and improving wear resistance. It’s highly regarded among custom knife makers who enjoy working with steel that responds well to hand-forging techniques.",
      "toughness": 7.5,
      "edgeRetention": 2.5,
      "corrosionResistance": 0,
      "hardness": "",
      "composition": []
    },
    {
      "name": "D2",
      "description": "D2 is a high-carbon, high-chromium tool steel known for its excellent wear resistance and edge retention. It is commonly used in knives and cutting tools, though it has moderate corrosion resistance and can be challenging to sharpen.",
      "toughness": 3.5,
      "edgeRetention": 5,
      "corrosionResistance": 4.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.55},
        {"element": "chromium", "amount": 11.50},
        {"element": "manganese", "amount": 0.35},
        {"element": "molybdenum", "amount": 0.90},
        {"element": "silicon", "amount": 0.45},
        {"element": "vanadium", "amount": 0.80}
      ]
    },
    {
      "name": "Elmax",
      "description": "Elmax is a high-performance stainless steel known for its excellent edge retention, toughness, and corrosion resistance. It is popular among knife enthusiasts for its ability to hold a sharp edge and withstand heavy use.",
      "toughness": 4,
      "edgeRetention": 5.5,
      "corrosionResistance": 8,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.70},
        {"element": "chromium", "amount": 18.00},
        {"element": "manganese", "amount": 0.30},
        {"element": "molybdenum", "amount": 1.00},
        {"element": "silicon", "amount": 0.80},
        {"element": "vanadium", "amount": 3.00}
      ]
    },
    {
      "name": "K390",
      "description": "K390 is a high-alloy tool steel that offers exceptional edge retention and wear resistance. It is commonly used in high-performance knives that require a sharp, long-lasting edge, though it requires regular maintenance to prevent rust.",
      "toughness": 5.5,
      "edgeRetention": 7.5,
      "corrosionResistance": 4,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 2.47},
        {"element": "chromium", "amount": 4.20},
        {"element": "cobalt", "amount": 2.00},
        {"element": "manganese", "amount": 0.40},
        {"element": "molybdenum", "amount": 3.80},
        {"element": "silicon", "amount": 0.55},
        {"element": "tungsten", "amount": 1.00},
        {"element": "vanadium", "amount": 9.00}
      ]
    },
    {
      "name": "L6",
      "description": "L6 is a popular steel for tools and knives, valued for its great toughness and ability to hold a fine edge. It contains nickel, which makes it relatively resistant to cracking or breaking under stress, and it’s often used in combination with other steels to make pattern-welded (Damascus) blades.",
      "toughness": 8,
      "edgeRetention": 1.5,
      "corrosionResistance": 0.5,
      "hardness": "",
      "composition": []
    },
    {
      "name": "LC200N",
      "description": "LC200N is a nitrogen-enriched stainless steel known for its exceptional corrosion resistance and toughness. It is often used in knives that are exposed to harsh environments, such as saltwater or humid conditions.",
      "toughness": 8.5,
      "edgeRetention": 3,
      "corrosionResistance": 10,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 0.30},
        {"element": "chromium", "amount": 15.00},
        {"element": "manganese", "amount": 1.00},
        {"element": "molybdenum", "amount": 0.95},
        {"element": "nickel", "amount": 0.50},
        {"element": "nitrogen", "amount": 0.50}
      ]
    },
    {
      "name": "M2",
      "description": "M2 is a high-speed tool steel that provides good edge retention and toughness. It is often used in industrial applications and knives where both strength and wear resistance are required.",
      "toughness": 5,
      "edgeRetention": 4,
      "corrosionResistance": 4,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.00},
        {"element": "chromium", "amount": 4.15},
        {"element": "manganese", "amount": 0.30},
        {"element": "molybdenum", "amount": 5.00},
        {"element": "silicon", "amount": 0.30},
        {"element": "tungsten", "amount": 6.40},
        {"element": "vanadium", "amount": 1.95}
      ]
    },
    {
      "name": "M390/20CV/204P",
      "description": "M390, 20CV, and 204P are high-performance stainless steels known for their excellent edge retention, corrosion resistance, and overall performance. They are popular choices for high-end knives that require a sharp, long-lasting edge.",
      "toughness": 3.5,
      "edgeRetention": 6.5,
      "corrosionResistance": 9,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.90},
        {"element": "chromium", "amount": 20.00},
        {"element": "manganese", "amount": 0.30},
        {"element": "molybdenum", "amount": 1.00},
        {"element": "silicon", "amount": 0.60},
        {"element": "tungsten", "amount": 0.60},
        {"element": "vanadium", "amount": 4.00}
      ]
    },
    {
      "name": "M398",
      "description": "M398 is a high-alloy stainless steel that offers exceptional edge retention and wear resistance. It is often used in high-performance knives that require a durable, long-lasting edge.",
      "toughness": 2.5,
      "edgeRetention": 9,
      "corrosionResistance": 8,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 2.70},
        {"element": "chromium", "amount": 20.00},
        {"element": "manganese", "amount": 0.50},
        {"element": "molybdenum", "amount": 1.00},
        {"element": "silicon", "amount": 0.50},
        {"element": "tungsten", "amount": 0.70},
        {"element": "vanadium", "amount": 7.20}
      ]
    },
    {
      "name": "Magnacut",
      "description": "Magnacut is a modern stainless steel designed to offer a balance of toughness, edge retention, and corrosion resistance. It is favored by knife makers for its all-around performance and ease of maintenance.",
      "toughness": 7,
      "edgeRetention": 5,
      "corrosionResistance": 9.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.15},
        {"element": "chromium", "amount": 10.70},
        {"element": "molybdenum", "amount": 2.00},
        {"element": "nitrogen", "amount": 0.20},
        {"element": "niobium", "amount": 2.00},
        {"element": "vanadium", "amount": 4.00}
      ]
    },
    {
      "name": "Maxamet",
      "description": "Maxamet is a high-speed tool steel produced by Carpenter Steel, known for its extreme edge retention and hardness. While not as tough as other steels, it is favored by knife enthusiasts who value sharpness and durability, with Spyderco being a notable user of this steel.",
      "toughness": 2,
      "edgeRetention": 11,
      "corrosionResistance": 4.5,
      "hardness": "67 - 70",
      "composition": [
        {"element": "carbon", "amount": 2.15},
        {"element": "chromium", "amount": 4.75},
        {"element": "tungsten", "amount": 13.00},
        {"element": "vanadium", "amount": 6.00},
        {"element": "cobalt", "amount": 10.00},
        {"element": "manganese", "amount": 0.30},
        {"element": "silicon", "amount": 0.25},
        {"element": "sulfur", "amount": 0.07}
      ]
    },
    {
      "name": "N690",
      "description": "N690 is a stainless steel known for its good edge retention, toughness, and corrosion resistance. It is often used in outdoor and kitchen knives that require a durable, easy-to-maintain edge.",
      "toughness": 3.5,
      "edgeRetention": 4.5,
      "corrosionResistance": 8,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.07},
        {"element": "chromium", "amount": 17.00},
        {"element": "cobalt", "amount": 1.50},
        {"element": "manganese", "amount": 0.40},
        {"element": "molybdenum", "amount": 1.10},
        {"element": "silicon", "amount": 0.40},
        {"element": "vanadium", "amount": 0.10}
      ]
    },
    {
      "name": "Nitro-V",
      "description": "Nitro-V is a stainless steel that offers a good balance of toughness, edge retention, and corrosion resistance. It is often used in outdoor and kitchen knives that require a sharp, durable edge.",
      "toughness": 7.5,
      "edgeRetention": 3,
      "corrosionResistance": 7,
      "hardness": "",
      "composition": []
    },
    {
      "name": "O1",
      "description": "O1 is an oil-hardening tool steel that is popular for its ease of sharpening and ability to hold a good edge. It offers a balance of toughness and wear resistance, making it a versatile choice for knife makers.",
      "toughness": 4.5,
      "edgeRetention": 2,
      "corrosionResistance": 0.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 0.925},
        {"element": "chromium", "amount": 0.50},
        {"element": "manganese", "amount": 1.20},
        {"element": "nickel", "amount": 0.30},
        {"element": "silicon", "amount": 0.50},
        {"element": "tungsten", "amount": 0.50},
        {"element": "vanadium", "amount": 0.30}
      ]
    },
    {
      "name": "Rex 121",
      "description": "Rex 121 is a high-speed tool steel known for its extreme wear resistance and edge retention. It is one of the hardest tool steels available, making it ideal for specialized cutting tasks but challenging to sharpen.",
      "toughness": 1,
      "edgeRetention": 12,
      "corrosionResistance": 3.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 3.40},
        {"element": "chromium", "amount": 4.00},
        {"element": "cobalt", "amount": 9.00},
        {"element": "molybdenum", "amount": 5.00},
        {"element": "sulfur", "amount": 0.03},
        {"element": "tungsten", "amount": 10.00},
        {"element": "vanadium", "amount": 9.50}
      ]
    },
    {
      "name": "Rex 45/HAP40",
      "description": "Rex 45, also known as HAP40 in Japan, is a high-speed tool steel known for its excellent edge retention and toughness. It is often used in knives that require high performance, though it requires maintenance to prevent corrosion.",
      "toughness": 4.5,
      "edgeRetention": 6,
      "corrosionResistance": 4,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.30},
        {"element": "chromium", "amount": 4.05},
        {"element": "cobalt", "amount": 8.00},
        {"element": "manganese", "amount": 0.30},
        {"element": "molybdenum", "amount": 5.00},
        {"element": "silicon", "amount": 0.50},
        {"element": "sulfur", "amount": 0.06},
        {"element": "tungsten", "amount": 6.25},
        {"element": "vanadium", "amount": 3.05}
      ]
    },
    {
      "name": "S110V",
      "description": "S110V is a high-performance stainless steel known for its exceptional edge retention and corrosion resistance. It is often used in high-end knives that require a sharp, long-lasting edge, though it can be challenging to sharpen.",
      "toughness": 3,
      "edgeRetention": 8,
      "corrosionResistance": 9,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 2.90},
        {"element": "chromium", "amount": 15.25},
        {"element": "cobalt", "amount": 2.50},
        {"element": "manganese", "amount": 0.40},
        {"element": "molybdenum", "amount": 2.25},
        {"element": "niobium", "amount": 3.00},
        {"element": "silicon", "amount": 0.60},
        {"element": "tungsten", "amount": 0.20},
        {"element": "vanadium", "amount": 9.10}
      ]
    },
    {
      "name": "S125V",
      "description": "S125V is a high-vanadium stainless steel known for its extreme edge retention and wear resistance. It is often used in high-performance knives that require a sharp, durable edge, though it can be challenging to sharpen.",
      "toughness": 2.5,
      "edgeRetention": 9.5,
      "corrosionResistance": 7.5,
      "hardness": "",
      "composition": []
    },
    {
      "name": "S30V",
      "description": "S30V is a popular stainless steel known for its good balance of edge retention, toughness, and corrosion resistance. It is often used in high-quality pocket and outdoor knives that require a durable, sharp edge.",
      "toughness": 4,
      "edgeRetention": 6,
      "corrosionResistance": 7.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.45},
        {"element": "chromium", "amount": 14.00},
        {"element": "molybdenum", "amount": 2.00},
        {"element": "vanadium", "amount": 4.00}
      ]
    },
    {
      "name": "S35VN",
      "description": "S35VN is a stainless steel similar to S30V but with improved toughness and ease of sharpening. It is often used in high-end knives that require a balance of edge retention, toughness, and corrosion resistance.",
      "toughness": 5,
      "edgeRetention": 5,
      "corrosionResistance": 7.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.38},
        {"element": "chromium", "amount": 14.00},
        {"element": "molybdenum", "amount": 2.00},
        {"element": "niobium", "amount": 0.50},
        {"element": "vanadium", "amount": 3.00}
      ]
    },
    {
      "name": "S45VN",
      "description": "S45VN is an improved version of S35VN with enhanced edge retention and corrosion resistance. It is often used in high-end knives that require a sharp, long-lasting edge with good toughness.",
      "toughness": 4,
      "edgeRetention": 5.5,
      "corrosionResistance": 8,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.48},
        {"element": "chromium", "amount": 16.00},
        {"element": "molybdenum", "amount": 2.00},
        {"element": "niobium", "amount": 0.50},
        {"element": "nitrogen", "amount": 0.15},
        {"element": "vanadium", "amount": 3.00}
      ]
    },
    {
      "name": "S60V",
      "description": "S60V is a high-vanadium stainless steel known for its excellent wear resistance and edge retention. It is often used in high-performance knives that require a sharp, long-lasting edge.",
      "toughness": 3.5,
      "edgeRetention": 7,
      "corrosionResistance": 7,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 2.15},
        {"element": "chromium", "amount": 17.00},
        {"element": "manganese", "amount": 0.40},
        {"element": "molybdenum", "amount": 0.40},
        {"element": "silicon", "amount": 0.40},
        {"element": "vanadium", "amount": 5.50}
      ]
    },
    {
      "name": "S90V",
      "description": "S90V is a high-vanadium stainless steel known for its excellent edge retention and wear resistance. It is often used in high-performance knives that require a sharp, long-lasting edge, though it can be challenging to sharpen.",
      "toughness": 3.5,
      "edgeRetention": 9,
      "corrosionResistance": 7.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 2.30},
        {"element": "chromium", "amount": 14.00},
        {"element": "molybdenum", "amount": 1.00},
        {"element": "vanadium", "amount": 9.00}
      ]
    },
    {
      "name": "Super Gold 2",
      "description": "Super Gold 2 is a high-carbon stainless steel known for its good balance of edge retention, toughness, and corrosion resistance. It is often used in high-end kitchen knives that require a sharp, durable edge.",
      "toughness": 4,
      "edgeRetention": 5,
      "corrosionResistance": 7.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.40},
        {"element": "chromium", "amount": 15.00},
        {"element": "molybdenum", "amount": 2.80},
        {"element": "vanadium", "amount": 2.00}
      ]
    },
    {
      "name": "V4E/4V",
      "description": "V4E, also known as 4V, is a tool steel that offers a great balance of toughness, edge retention, and ease of sharpening. It is commonly used in high-performance knives that require both durability and cutting ability.",
      "toughness": 7,
      "edgeRetention": 5,
      "corrosionResistance": 4,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.35},
        {"element": "chromium", "amount": 5.00},
        {"element": "manganese", "amount": 0.40},
        {"element": "molybdenum", "amount": 2.95},
        {"element": "silicon", "amount": 0.80},
        {"element": "vanadium", "amount": 3.85}
      ]
    },
    {
      "name": "V-Toku2",
      "description": "V-Toku2 is a Japanese steel known for its high toughness and moderate edge retention. It is often used in traditional Japanese kitchen knives and can achieve a very sharp edge, though it requires careful maintenance to prevent rust.",
      "toughness": 5.5,
      "edgeRetention": 2,
      "corrosionResistance": 0,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.05},
        {"element": "chromium", "amount": 0.35},
        {"element": "nickel", "amount": 0.25},
        {"element": "tungsten", "amount": 1.25},
        {"element": "vanadium", "amount": 0.20}
      ]
    },
    {
      "name": "Vanadis 8",
      "description": "Vanadis 8 is a high-alloy tool steel known for its wear resistance and edge retention. It is often used in knives and tools that require a sharp, durable edge, though its corrosion resistance is moderate.",
      "toughness": 6,
      "edgeRetention": 7.5,
      "corrosionResistance": 4,
      "hardness": "",
      "composition": []
    },
    {
      "name": "Vanax",
      "description": "Vanax is a nitrogen-enriched stainless steel known for its exceptional corrosion resistance and good edge retention. It is often used in knives that need to withstand harsh environments, such as saltwater or humid conditions.",
      "toughness": 5,
      "edgeRetention": 5.5,
      "corrosionResistance": 10,
      "hardness": "",
      "composition": []
    },
    {
      "name": "VG10",
      "description": "VG10 is a stainless steel known for its good balance of edge retention, toughness, and corrosion resistance. It is commonly used in kitchen knives that require a sharp, easy-to-maintain edge.",
      "toughness": 4,
      "edgeRetention": 4.5,
      "corrosionResistance": 7.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.00},
        {"element": "chromium", "amount": 15.00},
        {"element": "cobalt", "amount": 1.40},
        {"element": "manganese", "amount": 0.50},
        {"element": "molybdenum", "amount": 1.05},
        {"element": "phosphorus", "amount": 0.03},
        {"element": "silicon", "amount": 0.60},
        {"element": "vanadium", "amount": 0.20}
      ]
    },
    {
      "name": "XHP",
      "description": "XHP is a high-carbon stainless steel known for its good balance of edge retention, toughness, and corrosion resistance. It is often used in high-quality pocket and outdoor knives that require a durable, sharp edge.",
      "toughness": 5,
      "edgeRetention": 5.5,
      "corrosionResistance": 6.5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 1.60},
        {"element": "chromium", "amount": 16.00},
        {"element": "manganese", "amount": 0.50},
        {"element": "molybdenum", "amount": 0.80},
        {"element": "nickel", "amount": 0.35},
        {"element": "silicon", "amount": 0.40},
        {"element": "vanadium", "amount": 0.45}
      ]
    },
    {
      "name": "Z-Max",
      "description": "Z-Max is a high-speed tool steel known for its excellent edge retention and wear resistance. It is used in knives and tools that need a long-lasting sharp edge, though it requires regular maintenance to prevent rust.",
      "toughness": 3.5,
      "edgeRetention": 10,
      "corrosionResistance": 4,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 2.00},
        {"element": "chromium", "amount": 4.00},
        {"element": "cobalt", "amount": 9.00},
        {"element": "molybdenum", "amount": 5.00},
        {"element": "tungsten", "amount": 10.00},
        {"element": "vanadium", "amount": 5.00}
      ]
    },
    {
      "name": "Z-Tuff",
      "description": "Z-Tuff is a tool steel designed for maximum toughness while still offering decent edge retention. It is ideal for heavy-use knives and tools that need to withstand impact and stress.",
      "toughness": 10,
      "edgeRetention": 2.5,
      "corrosionResistance": 5.5,
      "hardness": "",
      "composition": []
    },
    {
      "name": "ZDP-189",
      "description": "ZDP-189 is a high-carbon stainless steel known for its extreme hardness and edge retention. It is commonly used in high-end kitchen and pocket knives that require a razor-sharp edge, though it can be brittle.",
      "toughness": 2,
      "edgeRetention": 8,
      "corrosionResistance": 5,
      "hardness": "",
      "composition": [
        {"element": "carbon", "amount": 3.00},
        {"element": "chromium", "amount": 20.00},
        {"element": "copper", "amount": 0.0},
        {"element": "manganese", "amount": 0.50},
        {"element": "molybdenum", "amount": 1.40},
        {"element": "silicon", "amount": 0.40},
        {"element": "tungsten", "amount": 0.60},
        {"element": "vanadium", "amount": 0.0}
      ]
    }
  ],
  "steelProperties": [
    {
      "title": "Alloy",
      "description": "A material that is dissolved in another metal in a solid solution."
    },
    {
      "title": "Austenetized",
      "description": "The basic steel structure state in which an alloying is uniformly dissolved into iron."
    },
    {
      "title": "Corrosion Resistance",
      "description": "The ability of a material to resist deterioration. Provided by Chromium (Cr), Copper (Cu), Molybdenum (Mo) and Nitrogen (N)."
    },
    {
      "title": "Critical Temperature",
      "description": "The temperature at which steel changes its structure to austenite in preparation for hardening."
    },
    {
      "title": "Ductility",
      "description": "The tendency of a material to stretch or plastically deform appreciably before fracturing. Provided by the element Manganese (Mn)."
    },
    {
      "title": "Edge Retention",
      "description": "The ability of a material to resist abrasion and wear. Provided by the elements Carbon (C), Chromium (Cr), Manganese (Mn), Nitrogen (N) and Vanadium (V)."
    },
    {
      "title": "Grit",
      "description": "The physical size of the austenite grains during austenizing. The actual size can vary due to thermal, time and forging considerations."
    },
    {
      "title": "Hardenability",
      "description": "The ability of a steel to be hardened. Provided by the elements Manganese (Mn), Molybdenum (Mo) and Tungsten (W)."
    },
    {
      "title": "Hardness",
      "description": "The resistance of a steel to deformation or penetration analogous to strength. Provided by the elements Carbon (C), Chromium (Cr), Cobalt (Co), Molybdenum (Mo), Nitrogen (N) and Phosphorus (P)."
    },
    {
      "title": "Heat Treating",
      "description": "Heating and cooling metal to prescribed temperature and the limits for the purpose of changing the properties and behavior of the metal."
    },
    {
      "title": "Impact Strength",
      "description": "The ability of a material to resist cracking due to a sudden force."
    },
    {
      "title": "Quenched",
      "description": "Rapidly cooled from the critical temperature using water, oil, air or other means."
    },
    {
      "title": "Rockwell Test",
      "description": "A measurement of steel hardness based on the depth of penetration of a small diamond cone pressed into the steel under a constant load."
    },
    {
      "title": "Temper",
      "description": "Reheating to a lower temperature after quenching for the purpose of slightly softening the steel, precipitating carbides, stress relieving."
    },
    {
      "title": "Tensile Strength",
      "description": "Indicated by the force at which a material breaks due to stretching. Provided by the elements Chromium (Cr) and Manganese (Mn)."
    },
    {
      "title": "Toughness",
      "description": "The ability of a material to resist shock or impact. Provided by the elements Chromium (Cr)."
    },
    {
      "title": "Yield Strength",
      "description": "The point at which steel becomes permanently deformed; the point at which the linear relationship of stress to strain changes on a Stress/Strain curve."
    }
  ],
  "steelTypes": [
    {
      "title": "Alloy Steels",
      "description": "This type of steel is characterized by a specific composition which includes elements like vanadium, molybdenum, and a higher proportion of manganese, silicon, and copper than found in carbon steels."
    },
    {
      "title": "Carbon Steels",
      "description": "These steels with varying carbon content are further divided into Low, Medium, and High categories. High carbon steel is frequently used for making knives."
    },
    {
      "title": "Exotic Steels",
      "description": "While often classified as steels, these technically aren't steel. Some examples are H1, ZDP-189, Talonite, and Titanium."
    },
    {
      "title": "High-Strength Low-Alloy Steels",
      "description": "Often referred to as HSLA steels, these are a newer variety of steel. They are less expensive than regular Alloy Steels due to their smaller quantities of costly alloying elements. Notably, they have a higher strength-to-weight ratio than Carbon Steels."
    },
    {
      "title": "Stainless Steels",
      "description": "Characterized by a minimum Chromium content of 12%, these steels offer superior rust resistance compared to Carbon Steels. It's worth noting that the required Chromium content can vary depending on the other elements present in the steel."
    },
    {
      "title": "Tool Steels",
      "description": "These steels are made with elements like Tungsten and Molybdenum among others, bestowing them with enhanced strength, hardness, and wear resistance."
    }
  ],
  "steelElements": [
    {
      "title": "Carbon (C)",
      "description": "Increases edge retention and raises tensile Strength. Increases hardness and improves resistance to wear and abrasion."
    },
    {
      "title": "Chromium (Cr)",
      "description": "Increases hardness, tensile strength and Toughness. Provides resistance to wear and corrosion. Above 12% and it yields what is generally known as Stainless Steel."
    },
    {
      "title": "Cobalt (Co)",
      "description": "Increases strength and hardness, and permits quenching in higher temperatures. Intensifies the individual effects of other elements in more complex steels."
    },
    {
      "title": "Copper (Cu)",
      "description": "Increases corrosion resistance."
    },
    {
      "title": "Manganese (Mn)",
      "description": "Increases hardenability, wear resistance and tensile strength. Deoxidizes and degasifies to remove oxygen from molten metal. In larger quantities, increases hardness and brittleness."
    },
    {
      "title": "Molybdenum (Mo)",
      "description": "Increases strength, hardness, hardenability and toughness. Improves machinability and resistance to corrosion. Prevents high temperature creep. Helps to retain fine grain sizes."
    },
    {
      "title": "Nickel (Ni)",
      "description": "Adds strength and toughness."
    },
    {
      "title": "Niobium (Nb) aka Columbium",
      "description": "Improves strength and toughness. Provides corrosion resistance. Improves grain refinement and precipitation hardening."
    },
    {
      "title": "Nitrogen (N)",
      "description": "Used in place of carbon for the steel matrix. The nitrogen atom will function in a similar manner to the carbon atom but offers unusual advantages in corrosion resistance."
    },
    {
      "title": "Phosphorus (P)",
      "description": "Improves strength, machinability and hardness. Creates brittleness in high concentration."
    },
    {
      "title": "Silicon (Si)",
      "description": "Increases strength. Deoxidizes and degasifies to remove oxygen from molten metal."
    },
    {
      "title": "Sulfur (S)",
      "description": "Improves machinability when added in minute quantities, but can decrease toughness."
    },
    {
      "title": "Tungsten (W)",
      "description": "Adds strength, toughness and improves hardenability."
    },
    {
      "title": "Vanadium (V)",
      "description": "Increases strength wear resistance and increases toughness. Limits grain size."
    }
  ]
}