| Product Name | Hot sale 6 inch sch40 Black Cast Iron Pipe/Seamless Steel Pipes |
| Material type | 10,15,20,35,45,20Mn,25Mn,Q345 (A, B, C, D, E), 40Mn2,45Mn2,27SiMn,37Mn5,40MnB,45MnB,20Mn2B,20Cr,40Cr,12CrMo,Customized |
| 15CrMo,20CrMo,35CrMO,42CrMo,12CrMoV,12Cr1MoV,38CrMoAl,20CrMnSi,30CrMnSi,20CrMnTi,30CrMnTi, 40CrNiMo,Customized |
| Items | Round seamless steel tube |
| Thickness | 1mm-120mm or customized |
| Specifications | 1. Outer diameter (pipe): |
| 1) Round tube: 8mm to 680 mm |
| 2) Square tube: 10x10mm to 600x600mm |
| 3) Rectangular tube: 10x20mm to 520x580mm |
| Thickness: 1mm to 35mm |
| Surface | Polishing,annealing,pickling,bright |
| Technology | Cold/hot rolling |
| Executive standard | GB/T8162-2018 GB/T8163-2018 GB/T3087-2013 GB/T6479-2008 GB/T5310-2008,etc. |
| Standard | ASTM A213,A312,ASTM A269,ASTM A778,ASTM A789,DIN 17456,DIN17457,DIN 17459,JIS G3459,JIS G3463, |
| GOST9941,EN10216,BS3605,GB13296 |
| Tolerance | a) Outer Diameter: +/- 0.5mm |
| b) Thickness: +/- 0.05mm |
| c) Length: +/- 5mm |
| Test | Squash test, extended test, water pressure test, crystal rot test, heat |
| Packing | Standard export packing |
| Payment | T/T,L/C,Western Union |
| Delivery time | 10 working days upon receipt of the deposit |
| MOQ | 1 ton |
| Application | Suitable for general structure, conveying fluid,seamless steel pipe for automobile mechanical structure. |
| handrail,railing,staircase,door,window,balcony,fence,bench,furniture etc, |
| Machining | Custom, Kaiping, cutting, pattern |
| Used | Factory, decoration, food |
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