ASTM A283 grade B steel plate under steel specification ASTM A283/A283M is equal to carbon steel plate SA283 Grade B in steel standard ASME SA283/SA283M. ASTM A283 grade B steel plate own the minimum yield strength of 185Mpa, and the tensile strength shall be within 345-450Mpa. The minimum elongation is 25% when rolling.
ASTM A283 Grade B steel plate chemical composition
| Carbon, max | % | Manganese, max | % | Silicon, max | % |
| All Thickness | 0.17 | Product Analysis | 0.9 | Product Analysis | 0.15-0.40 |
| Phosphorus max | % | Sulfur max | % | Copper min % | |
| All thickness | 0.035 | All thickness | 0.04 | 0.2 | |
ASTM A283 Grade B steel plate mechanical property:
| Grade | Tensile Strength | Yield Point | Elongation |
| Mpa | MPa | % | |
| A283 Grade B | 345-450 | 185 | 25 |
BBN steel supplies ASTM A283 grade B steel plate to oil plants and companies all over the world to build steel tanks. The ASTM A283 grade B steel plate can reach up to 600mm in thickness while keep the steel properity. The EN10204 3.1 mill test certificate would be issued along with the delivery. EN10204 3.2 mill test certificate is also available with SGS etc. third party inspection.
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
