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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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SA299 is a carbon-manganese-silicon steel plate designed for pressure vessels—often referred to as "gas drum steel" under US standards.2026-08-19
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ntroduction to SA299 Gr.A Steel Plate:
SA299 Gr.A is a steel plate grade designated for boilers and pressure vessels under American standards.2026-08-11 -
A285 Gr.C and SA285 Gr.C steel plates represent the same grade, though they are governed by different standards.2026-08-04
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SA283 Gr.B is a low-to-medium strength carbon structural steel plate conforming to the American Society of Mechanical Engineers (ASME) standard.2026-07-31
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A302 Grade D boiler steel plate
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A302 Grade D boiler steel plate specification:
Steel Grade: A302 Grade D Steel Standard: ASTM A302/A302M
Thickness:6mm-450mm, Width:1200mm-4200mm, Length:3000mm-18000mm
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Grade |
A302 Grade D Chemical Composition(%) |
||||
|
C |
Mn≥ |
Si |
P |
S |
|
|
A302 Grade D (A302GRD) |
0.20 |
1.07-1.62 |
0.13-0.45 |
0.035 |
0.035 |
|
Grade |
|
||||
|
Tensile Strength(MPa) |
Yield Strength(MPa) |
% Elongation in 2 in.(50mm) min |
Impacting Test Temperature(°C) |
|
|
|
A302 Grade D (A302GRD) |
550-690 |
345 |
20 |
-20,40,-60 |
|
A302 Grade D steel surface treatment: shot blasting and painting or coated.
A302 Grade D boiler steel plate application:
A302 Grade D boiler steel plates are used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
Bebon is a professional A302 Grade D Boiler steel plate supplier, we can offer High quality steel plate and pretreatment of the advanced equipment. If you are interested in A302 Grade D Boiler steel Production Process, A302 Grade D equivalent steel, please contact us.