ASTM 5130/ GB 30Cr Steel Round Bar is a kind of Alloy Structural Steel round bar, and it is widely used in making the small shaft, balance lever, rocker, rod, bolts, nuts, gears, and various rollers.
The material 20Cr2Ni4A is a kind of structural alloy steel. 20 cr2ni4a is high quality alloy steel and it has high strength,toughness and hardenability.For 20Cr2Ni4A steel.
The RMRS EH32 shipbuilding steel plates have yield strength of 45,500 psi (315 MPa), and ultimate tensile strength of 64,000 - 85,000 psi (440-590 MPa).All RMRS steels are standard carbon steels. As with other grades of steel, they have a specific gravity
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