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 An alloy tool steel, high nickel content in the steel, after quenching can easily achieve higher hardness, and has a uniform distribution of carbides, fracture toughness and other properties is not easy. 
 Chemical Composition (Wt%) 
 
 Supplier hardness 
  | 


| 
 An alloy tool steel, high nickel content in the steel, after quenching can easily achieve higher hardness, and has a uniform distribution of carbides, fracture toughness and other properties is not easy. 
 Chemical Composition (Wt%) 
 
 Supplier hardness 
  |