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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 grade 55 boiler steel plate Payment Term
ASTM A516 grade 55 boiler steel plate is used in moderate and lower temperature pressure vessels steel because of the steel material chemical composition and the property in welding.

This specification A516 grade 55 boiler steel plate covers carbon steel plates intended primarily for use in welded pressure vessels where improved notch toughness is important. ASTM A516 allows for four different strength levels. The most common is Grade 70.
ASTM A516 grade 55 boiler steel plate Chemical composition(%)
C:0.18-0.26 Si:0.13-0.45 Mn:0.55-1.0 P≤0.035 S≤0.035
ASTM A516 grade 55 steel plate Mechanical property
Thickness:6-40mm Min yield (Mpa):205Mpa Tensile(Mpa):380-515Mpa Elongation(%):27%
Thickness:40-100mm Min yield (Mpa):205Mpa Tensile(Mpa):380-515Mpa Elongation(%):23%
Dimension range :3mm -500mm x 1000mm-4000mm x 1000mm-18000mm
Delivery time : Promptly ( Stock) or 10-40 days (Production)
Stock : Available
Payment Term : T/T or L/C At sight .
How long establishement of Bebon International?Bebon Iternational is founded in a nearly decade years, having a fixed customer base and sold in the country about ASTM A516 grade 55 boiler steel plate .If you are urgent need of A516 grade 55 boiler steel plate, if belive us,pls contact us.

