Tool steel bar M42(W2Mo9Cr4VCo8)
1.Formula: W2Mo9Cr4VCo8 include Co
2.Size:2~200mm
3.Application:cutting tools
4.HRC:66~68

Tool steel bar M42(W2Mo9Cr4VCo8)

Anneal temperature: 860-880

Relief annealing temperature: 720-760

Hardening temperature: 1160-1190

Hardening medium: salt bath under 600,aslo use oil cooling or air cooling

Normal temper temperature: 540-560
RC Rockwell Hardness after hardening and tempering: 66-68

Characteristic:High performance tungsten-molybdenum high speed steel, Excellent performance of hardness, red hardness, thermoplasticity, machinability. Only weak in toughness

Application: used in various of complicated tools,e.g pricision broaches, form cutter,professional lathe tool and various high hardness tools.