Mechanical Pipe

Chemical composition limits (%) as per ASTM A519  

Note:
The purchaser may specify the following maximum amounts: Copper, 0.3%; Aluminum, 0.05%; Oxygen, 0.0015%.

Typical tensile properties, hardness and thermal condition for some common carbon and alloy steels

Note:
HR-Hot Rolled, SR-Stress Relieved, A-Annealed, N-Normalized, CW-Cold Worked. 

Mechanical pipe size