瑞士 · SNV
T95 Type 1
SN EN ISO 11960 — Petroleum and natural gas industries-Steel pipes for use as casing or tubing for wells (ISO 11960:2014)
化学成分
| 元素 | min | max | 相似 | 备注 |
|---|---|---|---|---|
| C | 0.35 | |||
| Cr | 0.4 | 1.5 | ||
| Mn | 1.2 | The Mo content may be decreased to 0.15% min .if the wall thickness is less than 17.78mm. | The Mo content may be decreased to 0.15% min .if the wall thickness is less than 17.78mm. | |
| Mo | 0.25 | 0.85 | ||
| Ni | 0.99 | |||
| P | 0.02 | |||
| S | 0.01 |