Precision HF Welded Tube Mill Line
| Model | Pipe Diameter (mm) | Wall Thickness (mm) | Pipe Standar | ||
| Min | Max | Min | Max | ||
| GJY20 | φ8 | φ20 | 0.5 | 1.5 | GB/T9711.1 |
| GJY25 | φ12.7 | φ25.4 | 0.4 | 1.5 | GB/T3091 |
| GJY32 | φ12 | φ32 | 0.5 | 3.25 | GB/T672 |
| GJY38 | φ12 | φ38.1 | 0.5 | 3.5 | API-5L |
| GJY50 | φ12 | φ50.8 | 1.0 | 5 | API-5C |
| GJY60 | φ21 | φ60 | 1.2 | 4.5 | ASTMA53 |
| GJY76 | φ15 | φ76 | 0.71 | 3.04 | ASTMA53M |
| GJY89 | φ38 | φ89 | 1.5 | 5 | BS138 |
| GJY114 | φ33.5 | φ114 | 1.52 | 11.5 | DIN2393 |
| GJY127 | φ42 | φ114 | 1.25 | 63 | |
| GJY165 | φ60 | φ165 | 2 | 6 | |
| GJY219 | φ89 | φ219 | 3 | 10 | |
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