| Commodity Name | API 5L x42 x52 x56 x60 x65 x70 seamless steel pipeline large diameter carbon steel pipe for water oil and gas |
| Standard | ASTM A106 ,ASTM A53 ,API 5L ,ANSI B36.10, GB 5310,GB6479,GB9948,GB/T17396,GB/T 8162 ,GB/T8163 |
| Outer Diameter | 38-457mm |
| Wall Thickness | 2.9-60mm |
| Length | 6m,12m or as per customer’s requirements |
| End protector | Plastic pipe cap |
| Surface treatment | BaredBlack painted or other colors painted(varnish coating)Oil paintingAnti-corrosion coating with 3PE,3PP,FBE,etc. |
| Packing | In bundles tied with steel stripes |
| Payment Term | T/T, L/C at sight |
| Delivery Time | Within 25-45 days after signing the contract or as your requirement |
| Delivery condition | Beveled or plain end with varnish/2PP/2PE/3PE/3PP anti-corrosive coating as per clients’ confirmation ; With or without protecting caps as per customer’s requirements;with FBE internal coating for water steel pipes. |
| Material | Q345,30MnNbRe,30CrMo,35CrMo,ST37,ST42,ST52;Gr.B,X42,X46,X52,X56,X60,X65,X70, etc |
Usage | for petroleum/ natural gas pipeline , for conveying water,drainage,coal gas, mineral slurry and other low-middle pressure liquids. Also for chemical industry, building structure,heat-supply and pile driving projects.
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| Grade | Mfg. Process | Chemical composition (%) | ||||||||
| C | silicon | Mn | P | S | Ni | Chrome | Mo | Other | ||
| A25C1 Ⅰ | S | 0.21Max | – | 0.30~0.60 | 0.045Max | 0.06Max | – | – | – | – |
| A25C1 Ⅱ | 0.21Max | – | 0.30~0.60 | 0.045~0.80 | 0.06Max | – | – | – | – | |
| A | 0.21Ma2 | – | 0.90Max | 0.04Max | 0.05Max | – | – | – | – | |
| B | 0.27Max | – | 1.15Max | 0.04Max | 0.05Max | – | – | – | – | |
| X42(Non-expanded) | 0.29Max | – | 1.25Max | 0.04Max | 0.05Max | – | – | – | – | |
| X42(Cold expanded) | 0.29Max | – | 1.25Max | 0.04Max | 0.05Max | – | – | – | – | |
| X46(Non expanded) | 0.31Max | – | 1.35Max | 0.04Max | 0.05Max | – | – | – | – | |
| X46(Cold expanded) | 0.29Max | – | 1.25Max | 0.04Max | 0.05Max | – | – | – | – | |
| X52(Non expanded) | 0.31Max | – | 1.35Max | 0.04Max | 0.05Max | – | – | – | – | |
| X52(Cold expanded) | 0.29Max | – | 1.25Max | 0.04Max | 0.05Max | – | – | – | – | |
| X56 | 0.26Max | – | 1.35Max | – | 0.05Max | – | – | Cb 0.005Max | V 0.005MaxTi 0.005Max | |
| X60 | 0.26Max | – | 1.35Max | – | 0.05Max | – | – | Cb 0.005Max | V 0.005MaxTi 0.005Max | |
| X65 | – | – | – | – | – | – | – | – | – | |
| X70 | – | – | – | 0.045Max | – | – | – | – | – | |
| X80 | – | – | – | 0.045~0.080 | – | – | – | – | – | |
| A25C1 Ⅰ | W | 0.21Max | – | 0.04Max | 0.06Max | – | – | – | – | |
| A25C1 Ⅱ | 0.21Max | – | 0.04Max | 0.06Max | – | – | – | – | ||
| A | 0.21Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| B | 0.26Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| X42 | 0.28Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| X46(Non expanded) | 0.30Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| X46(Cold expanded) | 0.28Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| X52(Non expanded) | 0.30Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| X52(Cold expanded) | 0.28Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| X56 | 0.26Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| X60 | 0.26Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| X65 | 0.26Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| X70 | 0.23Max | – | 0.04Max | 0.05Max | – | – | – | – | ||
| X80 | 0.18Max | – | 0.030Max | 0.018Max | – | – | – | – | ||
| Grade | Tensile Test MPa or N/mm2 | Remaks (Similar to JIS) | Possibility Temperature | |
| Min Yield point | Tensile Strength | |||
| A25C1 Ⅰ | 172 | 310Min | – | |
| A25C1 Ⅱ | 1772 | 310Min | – | |
| A | 207 | 331Min | (STPG370) | |
| B | 241 | 413Min | (STPG410) | |
| X42(Non-expanded) | 289 | 413Min | – | |
| X42(Cold expanded) | 289 | 413Min | – | |
| X46(Non expanded) | 317 | 434Min | – | |
| X46(Cold expanded) | 317 | 413Min | – | |
| X52(Non expanded) | 358 | 455Min | – | |
| X52(Cold expanded) | 358 | 455Min | – | |
| X56 | 386 | 489Min | – | |
| X60 | 413 | 517Min | – | |
| X65 | 448 | 530Min | – | |
| X70 | 482 | 565Min | – | |
| X80 | 551 | 620~827 | – | |
| A25C1 Ⅰ | 172 | 310Min | – | |
| A25C1 Ⅱ | 172 | 310Min | – | |
| A | 207 | 331Min | – | |
| B | 241 | 413Min | – | |
| X42 | 289 | 413Min | – | |
| X46(Non expanded) | 289 | 413Min | – | |
| X46(Cold expanded) | 317 | 434Min | – | |
| X52(Non expanded) | 358 | 455Min | – | |
| X52(Cold expanded) | 358 | 455Min | – | |
| X56 | 386 | 489Min | – | |
| X60 | 413 | 517Min | – | |
| X65 | 448 | 530Min | – | |
| X70 | 482 | 565Min | – | |
| X80 | 551 | 620Min | – | |