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1.2713 HOT WORK TOOL STEEL

Steel grades:

   JIS                 GB                 ASTM                     GOST
SKT4           5CRNIMO               L6                       5ХНМ

1.2713 Tool Steel Property:

high hardenability, tempering medium resistance,
high hardness (dies small and medium) and toughness

1.2713 Steel Application :

Apply uniformly forging dies small and medium-sized anvil presses and hammers, trimming boards, less burdened tools for extrusion of pipes and copper alloy rods and light metal extrusion dies for plastic products

 

1.2713 Mold steel Conditions of heat treatment:

Technological treatment processes
Hardness after hardening HRC (HRC)62
Hardness after soft annealing HB (HB)<=241
Hardness after hardening and tempering 300° C HRC (HRC)53
Hardness after hardening and tempering 350° C HRC (HRC)51
Hardness after hardening and tempering 400° C HRC (HRC)49
Hardness after hardening and tempering 450° C HRC (HRC)47
Hardness after hardening and tempering 500° C HRC (HRC)44,5
Hardness after hardening and tempering 550° C HRC (HRC)42
Hardness after hardening and tempering 600° C HRC (HRC)37,5
Hardness after toughening 550° C HRC (HRC)>=41

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