... thermoplasticity M2,W6Mo5Cr4V2,JIS SKH51,NF HS6-5-2,DIN 1.3343s1.Chemical composition CSiMnCrWMoVPS0.80-0.900.20-0.450 ... .403.80-4.405.50-6.754.50-5.501.75-2.20≤0.030≤0.0302. Features M2 high speed ... signing the contract 6.Forge Ratio: no less than 4:1 7.Test: Ultrasonic Test SEP 1921 Class D/d 8 ... tons 10. Certificate: ISO9001:2008 M2,W6Mo5Cr4V2,JIS SKH51,DIN 1.3343s