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ASTMA53 Seamless steel pipe
Function: mechanical and pressure using and for transporting steam , water, gas and etc.
ASTMA53 Seamless steel pipe | ||||||
Condition | O.D. | W.T. | ||||
Cold drawn | 20mm-73mm | 5mm-30mm | ||||
Hot rolled | 73mm-508mm | |||||
Finished: black, Zinc coated (selection) | ||||||
Tolerance | ||||||
Standard | Size | Tolerance of diameter | Tolerance of wall thickness | |||
ASTMA53 | ≤48.3mm | +/-0.4mm | +/-12.5% | |||
≥60.3 | +/-1% | |||||
Remarks: Cylindrical deviation: usually 1mm, best within 0.5mm, we will offer best for you. Package: in bundles | ||||||
Chemical composition:
%(Max.) | C | Mn | P | S | Cr | Ni | Cu | Mo | V |
Grade A | 0.25 | 0.95 | 0.05 | 0.045 | 0.04 | 0.04 | 0.04 | 0.15 | 0.08 |
Grade B | 0.30 | 1.20 | 0.05 | 0.045 | 0.04 | 0.04 | 0.04 | 0.15 | 0.08 |
Mechanical Properties:
Standard | Yield strength σs (MPa) | Tensile strength σb (MPa) | Elongation (A%) |
ASTMA53-A | ≥205 | ≥330 | 20 |
ASTMA53-B | ≥245 | ≥410 | 20 |
If any question, pls do not hesitate to contact with us!
ASTMA53 Seamless steel pipe/welded pipe/zinc coated steel pipe