Standard | API 5L,API 5CT, ASTM A53,ASTM A500,GB9711.1,etc | |||||
Material | Q235, Q355, STK400, STK490, S235JRH, S275J2H, S355J2H, GR.A/B, X42-X70 | |||||
Size/Diameter | 1/2"-20" (15-500mm) | |||||
Wall Thickness | 0.5-20mm | |||||
Length | 1.0~12.0 m or as customized | |||||
processing | oiled,painting,mark,stamp,threaded,coupling,beveled,grooved,etc | |||||
Packing | Standard seaworthy packing or as required | |||||
Inspection | With Chemical Composition and Mechanical Properties Analysis; | |||||
Dimensional and Visual Inspection, also with Nondestructive Inspection. | ||||||
Payment | TT ,LC | |||||
Delivery time | Within 14 days |
Grade | C | Mn | Si | S | P | UTS(MPa) | YS(MPa) | EI(%) |
Q235B | 0.12-0.20 | 0.30-0.70 | 0.30 | 0.045 | 0.045 | 375-500 | 235 | 26 |
Q345B | 0.12-0.20 | 1.20-1.60 | 0.20-0.55 | ≤0.045 | ≤0.045 | 510-600 | 345 | 22 |
20#(GB) | 0.17-0.23 | 0.38-0.65 | 0.17-0.37 | ≤0.030 | ≤0.030 | 410-550 | ≥245 | ≥20 |
For the detailed package of black iron pipe we could do as bellow:
1. Big size: by bulkOur company, as a subsidiary of Tianjin Jinnuo Steel Pipe Co., Ltd., is a comprehensive enterprise integrating steel pipe, carbon steel pipe, galvanized steel pipe, welded steel pipe and seamless steel pipe with finishing processing, foreign export, logistics and warehousing. We have complete specifications, sufficient stock, and supply at a low price, according to customer requirements processing customized products of various sizes.