Spiral Submerged Arc Welded Pipes

Spiral Submerged Arc Welded Pipes  Production features1) Pipes can be produced with diameters up to 3000mm and wall thicknesses up to 25mm. We can provide pipes in all requested steel grades due to our worldwide network of coil producers. 2) Pipes can be produced with lengths up to 53m without circumferential weld. Longer tubes can be achieved by welding. 3) There is a coating facility present on our production site. 4) Several specialized welding facilities are placed in line with the spiral mill for executing specific works like welding clutches or other steel parts and making butt welds.Production processSpiral Submerged Arc Welded Pipes Raw material: hot rolled steel coil Technology: Spirally Submerged Arc Welding Length: 6-18 m (as standard and special lengths up to 53 m) Technical Delivery ConditionsSpiral Submerged Arc Welded Pipes for construction purposes are normally produced according to API 5L PSL1 or ASTM A53 and so on. The API 5L is drawn by the American Petroleum Institute in order to provide standards for pipes suitable for use in conveying gas, water and oil.API 5L PSL1 chemical components and mechanical propertyClass and SortChemical componentsMechanical propertyC(Max)Mn(Max)P(Max)S(Max)Tensile StrengthTensile StrengthYield StrengthYield Strength(Min)(Max)(Min)(Max)psiMpapsiMpapsiMpapsiMpaB0.241.20.0250.015604141107583524165758X420.241.30.0250.015604141107584229072758X460.241.40.0250.015634341107584631776758X520.241.40.0250.015664551107585235977758X560.241.40.0250.015714901107585638679758X600.241.40.0250.015755171107586041482758X650.241.40.0250.015775311107586544887758X700.241.40.0250.015825651107587048390758X800.241.40.0250.0159062112082780552100827DeliveryEncasement is done by our experienced forklift and crane driver in our factory. CertificationOur company has been verified by ISO-9001 world-leading inspection company. So we can provide high quality Spiral Submerged Arc Welded Pipes for customers.