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Chemical composition and mechanical properties of ASTM A53

Standard: ASTM A53 steel pipe

Seamless carbon and alloy steel mechanical tubing

Application: it is suitable for stress and pressure parts, and also for general steam, water, gas and air pipelines. For mechanical and pressure use,and also for transporting steam,water,gas and etc.

Size (mm): outer diameter O.D.: 6.0-323.0 wall thickness W.T.: 1-30 length L: Max 12000

Grade and chemical composition (%) grade C ≤ m ≤ P ≤ s ≤ Cu ≥ Ni ≤ Cr ≤ Mo ≤ V ≤

A0.250.950.050.0450.400.400.400.150.08
B0.301.200.050.0450.400.400.400.150.08

Mechanical properties

A≥330≥20520Annealed
B≥415≥24020Annealed
Dimension tolerances: pipe type pipe sizes allowable deviations
Cold drawn tube OD ≤ 48.3mm ± 0.40mm
Wall thickness wt ≥ 60.3mm ± 1% mm


 

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