Grade: 3Cr2MoWVNi characteristics and uses: 3Cr2MoWVNi steel sections for the production of large forging hammers and forging presses hot die steel, mainly used for forging die, forging die forging machine level, a large press forging die and so on. Chemical composition: Carbon C: 0.30 Si Si: not more than 0.45 Manganese Mn: not more than 0.45 chromium Cr: 2.40 Mo Mo: 1.40 Ni-Ni: 1.20 Vanadium V: 0.50 W W: 0.70 P P: not more than 0.030 sulfur S : not more than 0.030