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Comparison of ASTM A516 Grade 70 steel plate and Q345R steel plate

ASTM A516 Grade 70 steel plate is a carbon steel plate for medium and low temperature pressure vessels.

The chemical composition of ASTM A516 Grade 70 steel plate: C≤0.30, Mn: 0.79-1.30, P≤0.035, S: ≤0.035, Si: 0.13-0.45.
The strength of ASTM A516 Grade 70 steel plate is slightly higher than that of Q245R, but lower than Q345R.
There is no corresponding container steel grade, but Q345R can be used instead.

ASTM A516 Grade 70 steel plate is widely used in petroleum, chemical industry, power station, boiler and other industries;

ASTM A516 Grade 70 steel plate is used to make reactors, heat exchangers, separators, spherical tanks, gas tanks, liquefied gas tanks, nuclear reactor pressure shells , Boiler drums, liquefied petroleum gas cylinders, high-pressure water pipes of hydropower stations, turbine volutes and other equipment and components.