| GB/T3091 |
低压流体输送用焊接钢管
Welded steel pipes for low pressure liquid delivery |
| GB/T9711 |
石油天然气工业输送焊接钢管
Petroleum and natural gas industries steel pipe for pipelines |
| SY/T5037 |
低压流体输送管道用螺旋缝埋弧焊钢管
Spiral submerged arc-welded steel pipe for pipelines for low pressure fluid service |
| SA-53/SA-53M |
无镀层及热浸镀锌焊接与无缝公称管
Standard speclflcation for pipe,steel,black and hot-dipped,zinc-coated,welded and seamless |
| SA-671 |
常温和低温用电熔化焊钢公称管
Electric-fusion-welded steel pipe for atmospheric and lower temperatures |
| SA-672 |
中高压用电熔化焊钢公称管
Electric-fusion-welded steel pipe for high-pressure service at moderate temperatures |
| SA-691 |
高温、高压用碳素钢和合金钢电熔化焊公称管
Carbon and alloy steel pipe,electric-fusion-welded for high-pressure service at high temperatures |
| API SPEC 5L |
管线用焊接管
Specification for line pipe |
