Complaint
| Product name | Electric Resistance Welding Steel Pipes |
| Outer diameter | 21.3mm(1/2")- 660mm(26") |
| Wall thickness | 0.8-25mm |
| Length | 3-18m( adjustable according to client's requirement) |
| Standard | API 5L, API 5CT, ASTM A106/A53, ASTM A519, JIS G 3441, JIS G3444,JIS G3445 DIN 2391, EN10305, EN10210, ASME SA106, SA192, SA210, SA213, SA335, DIN17175, ASTM A179… |
| Grade | API 5L : Gr.B, X42, X46, X56, X60, X65, X70 ASTM A53: Gr.A, Gr.B, Gr.C EN: S275, S275JR, S355JRH, S355J2H |
| Surface treatment | Black painting, Varnish painting, bare pipe, Oiled, Hot dip galvanized |
| End | Beveled end,plain end meet your need |
| Package | 1. big diameter: in loose 2. small diameter:packaged in bundles with strips 3. as per clients' requirement |
| Usage | Used for low pressure liquid delivery, such as water,nature gas and oil or for the construction pipe like piling pipes. |
| Wall Thickness | Out Diameter | ||||||||||||||||||
| Inch | mm | inch | mm | inch | mm | inch | mm | inch | mm | inch | mm | inch | mm | inch | mm | inch | mm | inch | mm |
| 8 5/8 | 219.1 | 10 3/4 | 273.1 | 12 3/4 | 325.0 | 14 | 355.6 | 16 | 406.4 | 18 | 457.7 | 20 | 508.0 | 24 | 610 | 24 4/5 | 630.0 | ||
| 0.157 | 4.0 | ||||||||||||||||||
| 0.197 | 5.0 | ||||||||||||||||||
| 0.236 | 6.0 | ||||||||||||||||||
| 0.276 | 7.0 | ||||||||||||||||||
| 0.315 | 8.0 | ||||||||||||||||||
| 0.354 | 9.0 | ||||||||||||||||||
| 0.394 | 10.0 | ||||||||||||||||||
| 0.433 | 11.0 | ||||||||||||||||||
| 0.492 | 12.5 | ||||||||||||||||||
| 0.551 | 14.0 | ||||||||||||||||||
| 0.630 | 16.0 | ||||||||||||||||||
| 0.689 | 17.5 | ||||||||||||||||||
| 0.748 | 19.0 | ||||||||||||||||||
| 0.787 | 20.0 | ||||||||||||||||||
| Standard | Out Diameter | Tolerance of Pipe End | Tolerance of Pipe Body |
| API 5L | 219.1~273.1 | +1.6mm, -0.4mm | ±0.75% |
| 274.0~320 | +2.4mm, -0.8mm | ±0.75% | |
| 323.9~457 | +2.4mm, -0.8mm | ±0.75% | |
| 508 | +2.4mm, -0.8mm | ±0.75% | |
| 559~610 | +2.4mm, -0.8mm | ±0.75% | |
| GB/T 9711-1 ISO 3183-1 | 219.1~273.1 | +1.59mm, -0.4mm | ±0.75% |
| 219.1~273.1 | 2.38mm, -0.79mm | ±0.75% | |
| 219.1~273.1 | 2.38mm, -0.79mm | ±1% | |
| 219.1~273.1 | 2.38mm, -0.79mm | ±1% | |
| GB/T 9711-2 ISO 3183-2 | 219.1~273.1 | ±0.5% | ±0.75% |
| 323.9~355.6 | ±1.6mm | ±0.75% | |
| 406.4~610 | ±1.6mm | ±3.0mm |
| Standard | Grade | Out Diameter | Wall Thickness | Tolerance |
| API 5L | / | 219.1~457 | 4~20 | +15%, -12.5% |
| B | 508~610 | 4~20 | +17.5%, -12.5% | |
| X42-X80 | 508~610 | 4~20 | +19.5%, -8% | |
| GB/T 9711-1 ISO 3183-1 | - | 219.1~457 | 4~20 | +15%, -12.5% |
| L245 | 508~610 | 4~20 | +17.5mm, -10% | |
| L290-L555 | 508~610 | 4~20 | +19.5%, -8% | |
| GB/T 9711-2 ISO 3183-2 | - | 219.1~610 | 4~20 | +1.0mm, -0.5mm |
| - | 219.1~610 | 10.1~20 | +10%, -5% |
