|Origin:||Made In China|
|Category:||Metallurgy , Mining & Energy / Metallurgy & Mining / Bars, Rods, Angles, and Stainless Steel Shapes|
|Label:||cold work die steel , tool steel , 1.2379|
high- carbon and high- chromium alloy tool steel.
good wear resistance and size ability after heat treatment
suitable for making long-life high-precision cold-work dies.
Used for metal stamping die, drawing die, stainless steel sheet blanking die, blanking die with high hardness, shear knife mold, thread rolling die, metal parts production, machinery manufacturing, etc
Forge: at 1020℃-1040℃ Cool slowly and anneal immediately
Annealing: at 650℃-850℃ Cool slowly in furnace
Stress Relieving: at 650℃ Cool slowly to 500℃, then freely in air
Hardening: Preheat at 650℃-750℃ raise to 1020℃-1050℃ Cool in air, oil or into salt bath held at 500℃-550℃ and then air cool