ASTM A285 Grade B steel plate is intended for use in standard tanks and boilers rather than high pressurised vessels due to its lower yield strength. With good forming and welding characteristics, ASTM A285 Grade B steel plate is supplied throughout the oil gas and petrochemical industry.
ASTM A285 Grade B steel plate Chemical Composition and Mechanical Property:
ASTM A285 Grade B steel plate Chemical Composition:
| Grade | C | Mn≥ | Si | P | S |
| A285 Grade B | 0.22 | 0.98 | 0.08-0.45 | 0.035 | 0.035 |
ASTM A285 Grade B steel plate Mechanical Property:
| Grade | Thickness | Yield Strength | Tensile Strength | Elongation |
| A285 Grade B | mm | Min Mpa | Mpa | Min % |
| 6-50 | 185 | 345-485 | 28% | |
| 50-200 | 185 | 345-485 | 25% |
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