ROLL RING

High speed steel roll ring contained W16%, C2.4%, the tonnage achieved per slot compared with the high Ni-Cr chilled roll increases almost 5~7fold, it’s life time be equal to that of import goods, but the price is 1/3-1/5 of the latter.

Main chemical composition:

C:2.0~2.4%,W:12~16%,Mo:2~3%,V:4~7%,Cr:2~4

Mechanical properties: