Description

Our company produce specially grinding steel bar. The grinding steel bar series have type A and type B. The grinding steel bar series are mainly used for mines,  grinded ore and coal etc.Detailed introduction is as follows:

Type A:
Diameter: 2 inches - 4.5 inches
Length :***0M,
Hardness :****5
Chemical elements:C: 0.***0.7,    Si: 0.***0.*7,    Mn: 0.**1.2,    S: <0.**5,      P: <0.**5,     Cr: <0.*4

Type B:
Diameter: 2 inches - 4.5 inches
Length :***0M,
Hardness :****5
Chemical elements:C: 0.***0.*2,    Si: 0.***0.*7,    Mn: 0.**0.8,    S: 0.**5MAX,     P: 0.**5,MAX     Cr: 0.***0.*0