ASTM A517 Grade A Pressure vessel steel tube, A517 Grade A steel pipe composition

ASTM A517 Grade A Pressure vessel steel tube in the standard A517 is a kind of high tensile alloy steel tube used to fabric high temperature pressure vessels. ASTM A517 specification covers high strength quenched and tempered alloy steel plates are intended for use in fusion welded boilers and others. A517 Grade A steel pipe need to be done the (Quenching + Tempering ) heat-treatment to meet the property requirement in the standard ASTM A517.

A517 Grade A Pressure vessel steel tube is intended for use in fusion welded boilers and other pressure vessels.With high strength, good plasticity, toughness and welding performance, mechanical module supports used in nuclear power plants.

ASTM A517 Grade A Pressure vessel steel tube Specification
Outer Diameter: 6-2500 mm
Thickness: 1 - 220 mm

A517 Grade A steel pipe Chemical composition(%)
C:0.13-0.23, Si:0.34-0.86, Mn:0.74-1.20, P≤0.035, S≤0.035, Cr:0.46-0.84, Mo:0.15-0.31, B≤0.0025, Zr:0.04-0.16

ASTM A517 Grade A steel tube Mechanical property
Yield strength Min Mpa:620-690, Tensile strength Mpa:725-930, Elongation %: 14,16

Certificate: ABS, DNV, BV, LR, GL, CSS, KR, NK,RINA, TUV, CE, ISO, and so on.

Delivery Condition: Hot rolled, CR, Normalized, Quenched, Tempering, TMCP, Z15, Z25, Z35

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