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Carbon Welded Standard Steel ERW Line Pipe
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Carbon Welded Standard Steel ERW Line Pipe

  • Product Description

welding stress is tensile stress state. In general, the design code for long distance oil and gas pipelines stipulates that spiral buried arc can only be used in three or four types of areas. After the process is improved abroad, the raw material is changed into steel plate, forming and welding are separated, after pre-welding and welding, cold expanding after welding, the welding quality is close to that of UOE pipe. At present, there is no such process in China, which is the direction of our factory's improvement. The "west-to-east gas transmission"

We provide products to our customers individual specifications and special needs with competitive price and best service.Immediate respond
We will be 24/7 on line at your services. Provide one-to-one service with our sincerity.Professional suggestions
We could provide you the professional suggestion with our expertise acumen.Short delivery period
We are based on a long-term cooperation with several major domestic steel company with an outstanding advantage is sufficient supply. Shorter the supplying period.

  • Product parameters
Item NameCarbon Welded Standard Steel ERW Line Pipe
Steel MaterialQ195 → Grade B, SS330, SPHC, S185
Q215 → Grade C, CS Type B, SS330, SPHC
Q235 → Grade D, SS400, S235JR, S235JO, S235J2
Q235 → SS500, ST52
20#, 45#, A53(A, B), A106(B, C), A269, A312, St37, St52, St42, St45, A369
Outer Diameterround pipe: 20-219 mm
square pipe: 20*20 - 200*200 mm, 25*25 - 250*250 mm, 30*30 - 250*250 mm, 32*32 - 300*300 mm, etc
Wall Thickness0.5mm-20mm
Length5.8m, 6m, max12m, or as customer's request.
Zinc Coating80-550g/m2
CertificationISO MA CE SGS TUV 
StandardASTM A53, BS EN 10296-2006, BS EN10219, BS1139, JIS G3444-2006, JIS G3445-2006 API, GB, ASTM, BS1387-1985, ASTM-A53A, GB/T3091-2001
GradeQ195, Q215, Q235, Q345 (These are 'chinese material', dear client, you need to tell me the material you need, then I can check them for you.)
Applicationconstruction, pipe of industrial, water pipe, plastic-steel doors and windows, fence equipment, telecommunication tubes and greenhouse etc.
Shaperound/ square/ rectangular
Surface Treatmentgalvanized/ painted/ anti-rust oil (or as customer's request)
Delivery time 3-4 weeks after deposit
Typewelded or seamless
Output6000tons/month

Since 2001, Cangzhou Steel Pipe Group has been supplying tubular products and related oilfield goods for years which includes OCTG, line pipes, mechanical tubings, tubing & casing couplings, pup joints, thread protectors, pumping units, boiler tubes, etc... Our main investors are in the top management level of Chinese famous tubular producers --- TPCO, WSP, etc.

Our threading facility -- WALT Pipe produces couplings, pup joints and other necessary threading services. We have over 50 staffs in production team, strictly follow the standards of API to control the production processing with our own license, and quality control system strictly follow ISO9000 series.

  • Packaging Details:

Small OD: In hexagonal bundle with steel strips Large OD: In bulk Wrapped in waterproof plastic woven bag  Filled in wooden casesAs required

  • Delivery Detail:

Shipped in 7-15 days after payment

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