Q345 Cold rolled round steel

Cold drawn round steel is obtained by cold drawing hot rolled round steel at room temperature. It has higher dimensional accuracy and surface quality and is often used in the manufacture of precision mechanical parts.

Q215 Cold rolled round steel

Cold drawn round steel is obtained by cold drawing hot rolled round steel at room temperature. It has higher dimensional accuracy and surface quality and is often used in the manufacture of precision mechanical parts.

45# Cold rolled round steel

Cold drawn round steel is obtained by cold drawing hot rolled round steel at room temperature. It has higher dimensional accuracy and surface quality and is often used in the manufacture of precision mechanical parts.
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