ASTM A516 GR 70 steel is one of the most popular steels for pressure vessels, boilers and heat exchangers. ASTM A516 GR 70 steel performs especially excellent at low temperature and have good results on standard Charpy V Notch toughness tests.
ASTM A516 GR 70 chemical composition:
| Grade | The Element Max (%) | ||||
| ASTM A516 GR 70 | C | Si | Mn | P | S |
| <12.5mm | 0.27 | 0.13-0.45 | 0.79-1.30 | 0.035 | 0.035 |
| 12.5-50mm | 0.28 | 0.13-0.45 | 0.79-1.30 | 0.035 | 0.035 |
| 50-100mm | 0.30 | 0.13-0.45 | 0.79-1.30 | 0.035 | 0.035 |
| 100-200mm | 0.31 | 0.13-0.45 | 0.79-1.30 | 0.035 | 0.035 |
| >200mm | 0.31 | 0.13-0.45 | 0.79-1.30 | 0.035 | 0.035 |
Carbon Equivalent: Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%
According to technical standard ASTM A516/A516M, the carbon content requirement for ASTM A516 GR 70 steel varies with the thickness.
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!
