ASTM A302 Grade B Pressure vessel steel plate A302M Grade B steel sheet Z15

ASTM A302 Grade B Pressure vessel steel plate specification covers molybdenum alloy, intended particularly of welded boilers and others pressure vessels steel plate in A302 Gr A,A302 Gr B ,A 302 Gr C andA 302 GrD. A302 Grade B steel plate shall be normally supplied in the as-rolled condition. Plates may be ordered normalized or stress relieved, or both.

ASTM A302M Grade B steel sheet is widely used in petroleum, chemical industry, power station, boiler, etc, used to make the reactor, heat exchanger, separator, spherical tank, liquefied gas, nuclear reactor pressure vessel, boiler steam drum steam, liquefied petroleum, hydropower station, high pressure pipe.

A302M Grade B steel sheet Chemical composition(%)

C:0.20-0.25 Mn:0.87-1.41 P≤0.035 S≤0.040 Si:0.13-0.45 Mo:0.41-0.64

A302 Grade B Pressure vessel steel plate Mechanical property

Tensile strength kis[Mpa]: 80-100 [550-690] Yield strength min, kis [MPa]: 50 [345] Elongation in 8 in. [200 mm], min, %:15 Elongation in 2 in. [50 mm], min, %:18

Supplementary Technology:   HIC Test | NACE MR0175 | Z15 | Z25 | Z35 |

ASTM A302 Grade B Pressure vessel steel plate Specification

Thickness: 6-300mm

Width: 1500- 4050mm

Length: 3000-15000mm

Condition of Delivery:Impact Test/Normalised/Quenched/Normalised+Quenched/HIC/Ultrasonic Test etc.

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