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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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sa204 grade b steel,sa204 grade b steel plate supplier
sa204 grade b steel is a kind of pressure vessel steel, it under ASME standard. As a pressure vessel steel, sa204 grade b steel minimum yield strength is 275 Mpa, its tensile strength is 485-620 Mpa. More information about sa204 grade b steel technology, please see the following:
sa204 grade b steel specification:
Grade: sa204 grade b Standard: ASME
sa204 grade b steel size: T*W*L: 6-300mm*1500-4020mm*3000-18000mm
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sa204 grade b steel chemical composition |
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Grade |
The Element Max (%) |
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|
C |
Si |
Mn |
P |
S |
|
|
sa204 grade b |
0.20-0.27 |
0.13-0.45 |
0.90-0.98 |
0.035 |
0.035 |
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Grade |
||||
|
Tensile Strength (MPa) |
Yield Strength (MPa) |
% Elongation in 2 in.(50mm) min |
ImpactingTest Temperature (°C) |
|
|
sa204 grade b |
485 |
275 |
21 |
-20,40,-60 |
sa204 grade b steel surface treatment: Shot blasting and painting or coated.
sa204 grade b steel application:
sa204 grade b steel is widely used to build boilers and pressure vessels such as petroleum, chemical industry, power plants.
sa204 grade b steel additional technical services:
Including heat treatment (Normalized, TMCP, Quenched and Tempered, N+T), Z-test (Z15, Z25, Z35), Ultrasonic Examination, Low temperature impacting test, DWTT, PWHT and cutting welding and special pieces for end users. Mill test certificate issued under EN 10204 format.
As a professional sa204 grade b steel plate supplier in China, we keep many tons sa204 grade b steel plates in stock every month, any need in sa204 grade b steel plate, please feel free to contact us!