staticでgenericなやつは都度生成される。的なコード。

StaticGenericTest.cs

using System;
using System.Collections.Generic;

namespace ConsoleApplication1
{
	public static class SampleClass <T> 
	{
		public static T Member {get;set;}
		static SampleClass()
		{
			Console.WriteLine("initialization.");
		}
		public static void Output()
		{
			Console.WriteLine (Member.ToString ());
		}
	}
	class Program{
		static void Main (string[] args)
		{
			SampleClass<string>.Member = "string";
			SampleClass<int>.Member = 8;
			SampleClass<float>.Member = 123.4f;
			if (false) {
				SampleClass<double>.Member = 123.412341234;
			}
			SampleClass<string>.Output();
			SampleClass<int>.Output();
			SampleClass<float>.Output();
			SampleClass<double>.Output();
		}
	}
}
/*
結果
initialization.
initialization.
initialization.
string
8
123.4
initialization.
0
*/