Production process and reason of wrong side
Material of spiral steel pipe factoryQ235A, Q23b,0Cr13, 1Cr17, 00Cr19Ni11, 1Cr18Ni9, 0cr18ni11nb. Q345 L245 L290 X42 X46 X70 X80 X95Spiral welding steel pipe factory, spiral steel pipe factory, anti-corrosion steel pipe factory, heat preservation steel pipe factory, square moment steel pipe factoryIt is a spiral welded steel tube with strip steel coil as raw material, which is often shaped by warm extrusion and welded by automatic double wire and double submerged arc welding process.(1) single wire or double wire submerged arc welding shall be adopted for butt joint of strip head and tail, and automatic submerged arc welding shall be adopted for repair welding after rolled into steel tubes.(2) before forming, the strip is straightened, cut and planed, and the surface is cleaned, transported and bent.
|API5L/ASTM A53 GRA/GRB, ERW Welded Steel pipe|
Cangzhou Steel Pipe Group (CSPG) Co., Ltd. is a large-sized, key metallurgic enterprise of Hebei Province in North China, whose history dates back to 1994. CSPG currently em/paces six member companies with products varying from SSAW, LSAW, ERW, seamless steel pipes to 3PE pipes, galvanized pipes, casing pipes, etc. A Joint-stock corporation, CSPG occupies an area of 600,000 square meters with a total asset of $530 million.
Specialized in the production of straight welded pipe spiral pipe galvanized pipe 3PE/3PP/FBE/TPEP internal and external epoxy powder internal and external epoxy resin cement mortar two cloth three oil buried pipeline IPN8710 non-toxic drinking water internal and external plastic coated lining plastic and other anti-corrosion pipe fittings for oil and gas pipeline water conservancy projects
Executive standard :DIN30670 DIN30678 CSA Z245 AFNOR nf49-710/711 NACE rp0394/0490 AWWAC 210/C213GB/T9711 API 5L ISO 3183Material: Q235B/Q355BGR A GR B x42-x80 l245-l555
Business scope: 21.3mm-3620mmLSAW submerged arc welded pipe 325-2020mmERW straight welded pipe 6mm-711mmSMLS seamless tube 10-1120mmSSAW spiral steel tube 219-3620mmDemand for quality suppliers and partners