






| Specification | |
| Raw material | Carbon Steel, Cold or Hot Rolled pre slit strip coils of weld able grade with max. 0.2% carbon. |
| Material grade | Q235A~Q345,B,10#、20#,J55,N80,X42-X70 |
| Round pipe O.D. | Min 114mm, max.325mm |
| Wall thickness of Round | Min.4.0mm, max.14.0mm |
| Square tube | Min 90x90mm, max250x250 mm |
| Rectangle tube | Min 80x100mm, max200x300 mm |
| Wall thickness sq & rec. | Min.0.8mm, max.12.5mm |
| H.F. welder | Solid state,1000 kW |
| Line Speed | Max 40 m/min |
| Pipe length | 5 – 12 m |
| Standard | API 5LX, API 5L A&B, ASTM A53 A&B, Up to API X-70 |
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