Summary: Stainless Steel Round Bar for High-pressure Boiler -- After be downstream processed to seamless pipe, mainly to produce ultra-supercritical unit pipeline and fitting and the used to thermal power generation;
| 序号 | Q/YT203 | GB5310 | GB/T20878 | ASME/ASTM A213 | JIS | 习惯使用牌号 |
| 1 | 07Cr19Ni10 | 07Cr19Ni10 | 07Cr19Ni10 | TP304H | SUS 304H TB | TP304H |
| 2 | 07Cr19Ni11Ti | 07Cr19Ni11Ti | 07Cr19Ni11Ti | TP321H | SUS 321H TB | TP321H |
| 3 | 07Cr18Ni11Nb | 07Cr18Ni11Nb | 07Cr18Ni11Nb | TP347H | SUS 347H TB | TP347H |
| 4 | 08Cr18Ni11NbFG | 08Cr18Ni11NbFG | - | TP347HFG | - | TP347HFG |
| 5 | 10Cr18Ni9NbCu3BN | 10Cr18Ni9NbCu3BN | - | S30432 | - | S30432 Super304 |
| 6 | 07Cr25Ni21NbN | 07Cr25Ni21NbN | - | TP310HCbN | - | TP310HNbN、HR3C |
