SA387 grade 11 class 1 vessel plate properties and use

SA387 grade 11 class 1 vessel plate executive standard: ASME SA387/SA387M-2010
SA387 grade 11 class 1 steel plate delivery status: Normalized+Tempered, and the specific delivery status should be specified in the MTC.

SA387 grade 11 class 1 vessel plate chemical composition range value:
Note: The actual chemical composition is subject to the steel factory's MTC.
Carbon C: 0.04-0.17
Silicon Si: 0.44-0.86
Manganese Mn: 0.35-0.73
Phosphorus P: ≤ 0.035
Sulfur S: ≤ 0.035
Chromium Cr: 0.94-1.56
Molybdenum Mo: 0.40-0.70

SA387 grade 11 class 1 vessel plate mechanical property range value:
Note: The actual mechanical properties are subject to the steel factory's MTC.
Tensile strength (σb/MPa): 515-690
Yield point (σs/MPa): ≧310
Elongation after fracture (δ5/%): ≧22

SA387 grade 11 class 1 steel plate usage: mainly used for manufacturing spherical storage tanks with a volume of more than 50 cubic meters, and can also be used for manufacturing Class II and III vessels such as single-layer welded vessels, multi-layer hot sleeve welded vessels, multi-layer wrapped vessels, and low-temperature pressure vessels.

SA387 grade 11 class 1 vessel plates are widely used in industries such as petroleum, chemical, power plants, boilers, etc., for the production of equipment and components such as reactors, heat exchangers, separators, spherical tanks, oil and gas tanks, liquefied gas tanks, boiler drums, liquefied petroleum gas cylinders, high-pressure water pipes in hydropower stations, turbine volutes, etc.