20mm-610mm ASTM Galvanized Seamless Spiral Custom Pipeline
PIC-(20mm-610mm ASTM Galvanized Seamless Spiral Custom Pipeline)
20mm-610mm ASTM Galvanized Seamless Spiral Custom Pipeline
Chemical Composition In % For Spiral Custom Pipeline
| Outer Diameter |
88.9mm---660.4mm |
| Thickness | 3mm--22mm |
| Length | 3m--20m |
| Tolerance | Meet the Standard or acc to your requirement |
| Standard | BS EN 10219, EN 10217, EN10224, ASTM A53, A106, API, JIS G3444, and GB/T3091, GB/T9711 |
| Grade | S235-S355, L235-L355, P195-P460, GR. A, GR. B, X42 ~ X70, J55, STK400, STK500,SS400, Q195, Q215, Q235, and Q345, |
| End Treatment | Beveled or Squared Cut, with or without Caps |
| Surface Treatment |
Varnished, 3PE, 3PP, FBE, Galvanized etc coated. |
| Application | Oil, gas, water transportation, piling, chemical&construction use. |
| Delivery Time |
15---35Days |
| Supply Ability | 30000 metric tons per month. |
Chemical Composition In % For Spiral Custom Pipeline
| Technical requirements | For oil and gas transport | For low pressure fluid conveying |
| Material | Gr.b | Gr.b |
| Pipe body diameter | D＜508mm, ±0.75%; D≥508mm, ±0.75% | D≤168.3, ±1.0%; 168.3＜D≤508,±0.75%; |
| Wall thickness | D＜508mm,+15.0%,－12.5%; D≥508mm, +17.5%,－10% | ±12.5% |
| Bending | ≤0.2% | ≤0.2% |
| Ovality | D≥508mm,≤±1% | ≤±0.75% |
| Bevel | ≤1.59mm | ≤5mm |
| Hydrostatic testing | 100% | 100% |
| Nondestructive testing | 100% non-destructive weld inspection | Ultrasonic flaw detection is 100% |
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