Chinese-made American standard steel plate grades ASTM A515 Grade 70 Chemical composition of pressure vessel plates&Mechanical properties
ASTM A515 Grade 70 Approaching Steel Plate Grade Lookup Table
| Grade | Chemical composition | Mechanical properties | Remark | ||||||||||||||||||||||||||||||||||||||
| C | Mn | Si | S | P | Ni | … | ReH | Rm | KV₂ | A% | |||||||||||||||||||||||||||||||
| ASTM A515 Grade70 | 0.31-0.35 | ≥1.3 | 0.13-0.45 | 0.035 | 0.035 | 260 | 485-620 | -20, 40, -60 | 21 | ||||||||||||||||||||||||||||||||