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Chemical composition of SA302 Gr.C steel plate:
Carbon (C): ≤0.25% (requirements vary by thickness; e.g., ≤0.20% for thickness ≤25mm)2026-09-25 -
SA302 Gr.B Steel Plate Standards and Origins:
SA302 Gr.B falls under the ASTM A302/A302M standard, jointly established by the American Society of Mechanical Engineers (ASME) and the American Society for Testing and Materials (ASTM).2026-09-18 -
In industrial sectors such as petroleum refining, chemical synthesis, and power generation, pressure vessels often require stable, long-term operation under conditions involving moderate temperatures, high pressures, and even corrosive media.2026-09-11
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Standard Classification: Complies with ASME SA302/ASTM A302 specifications, applicable to manganese-molybdenum and manganese-molybdenum-nickel alloy steel plates for pressure vessels.2026-09-04
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Executive Standard: SA299 Gr. B steel plates comply with the ASME standard, specifically ASTM A299/A299M.2026-08-26
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a203 grade d steel plate under ASTM standard which is a kind of nickel alloy steel. a203 grade d steel plate is mainly used in welded pressure vessels.
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a387 grade 22 class 2 steel is 2.25% chromium – 1% Molybdenum, these Chromium and Molybdenum pressure vessel steel plates can effectively works very well in elevated temperatures with minimum aging of the product after thousands of hours of work.
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P235GH steel is a normalized carbon alloy steel, it is a European specified steel for use in pressure vessels, boilers and heat exchangers. The following is P235GH steel details for your reference.
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a203 grade f steel plate is a kind of boiler steel, it under ASTM standard. The nickel of a203 grade f steel is 3.25% . The following is a203 grade f steel plate details for your reference.
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a387 grade 5 class 2 steel plate under ASTM standard which is a kind of low alloy pressure vessel steel. a387 grade 5 class 2 steel is intended for use it pressure vessels and boilers where the temperature is high.
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ASTM A299 steel plate is a kind of carbon steel which is used for pressure vessel plate. More information about ASTM A299 steel plate details, please see the following.
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Bebon International is a professional P275N steel plate exporter and a steel Stockist in china. We keep more than 1000 tons P275N steel plates in stock every month. The following is P275N steel plate details for your reference.







