What is the difference between A285 Gr. C and SA285 Gr. C?

SA299 Gr.B Steel Plate

Executive Standard: SA299 Gr. B steel plates comply with the ASME standard, specifically ASTM A299/A299M.

2026-08-26
ASTM SA299 Gr.A and SA299 Gr.B steel plates

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
SA299 Gr. A Steel Plate for Boilers and Pressu

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
What is the difference between A285 Gr. C and

A285 Gr.C and SA285 Gr.C steel plates represent the same grade, though they are governed by different standards.

2026-08-04
What material is SA283 Gr.B?

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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A285 Gr.C and SA285 Gr.C steel plates represent the same grade, though they are governed by different standards.

SA285 Gr.C steel plate is a carbon steel plate with low-to-intermediate tensile strength intended for pressure vessels; it falls under the category of American standard pressure vessel steel plates.
The SA285 series comprises three grades: SA285 Gr.C, SA285 Gr.B, and SA285 Gr.A.

Scope of application for A285 Gr.C and SA285 Gr.C steel plates: This standard applies to the production and inspection of low-to-intermediate tensile strength carbon steel plates for pressure vessels with a maximum thickness of 200 mm.

A285 Gr. C and SA285 Gr. C steel plates – Executive Standard: ASME/ASTM