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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
A283 Grade C Carbon structural steel plate steel sheet
ASTM A283 Grade C carbon steel plate is a common carbon structural steel .It is firstly and largely producing structural parts of the bolted and welded steel industrial area.
Specification of A283 Grade C Carbon structural steel plate steel sheet:
Standard: ASTM
Thickness: 8mm-450mm
Width: 1000mm-4000mm
Length: 3000mm-18000mm
Chemical composition of A283 Grade C carbon structural steel plate steel sheet (Max %):
Thickness |
C |
Si |
Mn |
P |
S |
Cu (Min) |
|
T≤40 |
0.24 |
0.40 |
0.90 |
0.035 |
0.04 |
0.20 |
|
T＞40 |
0.15-0.40 |
Our technical services for A283 Grade C carbon structural steel plate steel sheet 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 or welding into special pieces for end users.