| GB/T3091 |
低壓流體輸送用焊接鋼管
Welded steel pipes for low pressure liquid delivery |
| GB/T9711 |
石油天然氣工業輸送焊接鋼管
Petroleum and natural gas industries steel pipe for pipelines |
| SY/T5037 |
低壓流體輸送管道用螺旋縫埋弧焊鋼管
Spiral submerged arc-welded steel pipe for pipelines for low pressure fluid service |
| SA-53/SA-53M |
無鍍層及熱浸鍍鋅焊接與無縫公稱管
Standard speclflcation for pipe,steel,black and hot-dipped,zinc-coated,welded and seamless |
| SA-671 |
常溫和低溫用電熔化焊鋼公稱管
Electric-fusion-welded steel pipe for atmospheric and lower temperatures |
| SA-672 |
中高壓用電熔化焊鋼公稱管
Electric-fusion-welded steel pipe for high-pressure service at moderate temperatures |
| SA-691 |
高溫、高壓用碳素鋼和合金鋼電熔化焊公稱管
Carbon and alloy steel pipe,electric-fusion-welded for high-pressure service at high temperatures |
| API SPEC 5L |
管線用焊接管
Specification for line pipe |
