MS Carbon Steel HFW ERW Steel Pipe Factory in China
Products Description
Product | HFW Steel pipe , ERW Steel pipe, Welded Steel pipe | |
Process | Electrical Resistance Weld | |
Production Stardard | API 5L , API 5CT, ASTM A53 , ASTM A36, ASTM A500, EN10219 | |
Size Range | OD 1/2"-26"(21.3-660mm), Thickness 0.055"-1.602"(1.65-26.97mm) | |
Pipe Length | 5.8m, 6m,12m,as requirment | |
Pipe Ends | Plain, Bevel, Threading and coupling, Grooved | |
Surface Treatment | bare, black paint, anti-rust oil,galvanized , FBE, epoxy,3PE , 3PP | |
Application | oil , gas, water transportations, industires, Structure. Piling | |
manufacturing process
---Coil receipt and inspection---Coil slitting--Recoiling after slitting---Coil Uncoiling and joining
---Coil Leveling--Forming---High frequency welding---Trimming flash---Heat treatment---Air Cooling
---Sizing--- Cutting to length---Inspection and testing sampling --- Hydrostatic testing
---Final Auto UT on welding seam---Manual UT at pipe ends
---Laboratory test - Chemical analysis--- Mechanical Test-- Final dimension inspection
