管线钢管GB和API钢级对照表
产品描述
| 管线钢管标准GB/T9711、API 5L | HS系列管线管 | |||
| PSL1 | PSL2 | |||
| 一般服役 | 海洋服役 | 酸性服役 | 酸性或海洋服役 | |
| B/L245 | BN/L245N | BNO/L245NO | BNS/L245NS | HSL245S/O |
| X42/L290 | X42N/L290N | X42NO/L290NO | X42NS/L290NS | HSL290S/O |
| X52/L360 | X52N/L360N | X52NO/L360NO | X52NS/L360NS | HSL320S/O |
| X52Q/L360Q | X52QO/L360QO | X52QS/L360QS | HSL360S/O | |
| X56/L390 | X56N/L390N | X56NO/L390NO | X56NS/L390NS | HSL390S/O |
| X60/L415 | X60Q/L415Q | |||
| X60N/L415N | X60QO/L415QO | X60QS/L415QS | HSL415S/O | |
| X65/L450 | X65Q/L450Q | X65QO/L450QO | X65QS/L450QS | HSL450S/O |
| X70/L485 | X70Q/L485Q | X70QO/L485QO | X70QS/L485QS | HSL485S/O |
| X80/L555 | X80Q/L555Q | X80QO/L555QO | - | HSL555S/O |
| - | X90Q/L625Q | X90QO/L625QO | - | HSL625S/O |
| - | X100Q/L690Q | X100QO/L690QO | - | HSL690S/O |