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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
ASTM A516/A516M, ASTM A516/A516M A516Gr65 steel
ASTM A516/A516M A516Gr65 steel is an excellent weldable carbon steel choice for pressure vessels and boiler fabrication. ASTM A516/A516M A516Gr65 steel offers excellent performance in lower than ambient temperature service, has good weldability and excellent notch toughness.
ASTM A516/A516M A516Gr65 steel
ASTM A516/A516M A516Gr65 steel Chemical Composition:
|
C |
Si |
Mn |
P |
S |
|
0.24-0.29 |
0.13-0.45 |
0.79-1.30 |
0.035 |
0.035 |
ASTM A516/A516M A516Gr65 steel Mechanical Property:
|
Thickness |
Yield |
Tensile |
Elongation |
|
mm |
Min Mpa |
Mpa |
Min % |
|
6-40 |
240 |
450-585 |
23% |
|
40-100 |
240 |
450-585 |
19% |
ASTM A516/A516M 40mm and under in thickness is normally supplied in the as-rolled condition. ASTM A516/A516M may be ordered normalized or stress relieved, or both. ASTM A516/A516M over 40mm in thickness shall be normalized.
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