1.Chemical composition:
C(0.6-1.2)  Cr (<1.0)  Si(0.15-0.6) Mn(0.6-1.5) S(<0.04) P(<0.04)  Cu(<0.1) Mo(<0.25) Ni(<0.1)
2.Hardness:45-65(BHN420-BHN750)
3.Impact toughness:>12
4.Diameter:1 inch-6 inches
5.Features:
(1) Characteristics:
a) High hardness and resistance
b) Good even wear
c) No breaking
(2) Applied fields:
a) Mines   b) Cement plants   c) Power stations    d) Chemical industry
6.Outer packing: Container bags/steel drums