Large Diameter 48 Inch Spiral Welded Steel Pipe/ Electric Penstock Pipe

With an annual output of 5 million tons, Yuantai Derun is the largest ERW square pipe, rectangular pipe, hollow pipe, galvanized pipe and spiral welded pipe manufacturer in China. Annual sales reached $15 billion. Yuantai Derun has 59 black ERW pipe production lines, 10 galvanized pipe production lines and 3 spiral welded pipe production lines. Square pipe 20 * 20 * 1mm to 500 * 500 * 40MM, rectangular steel pipe 20 * 30 * 1.2mm to 400 * 600 * 40MM, spiral pipe Ø 219-1420mm can be made of steel grades from Q (s) 195 to Q (s) 345B / gr.a-gr.d. Yuantai Derun can produce square rectangular tubes according to ASTM A500, JIS g3466, en10219, din2240 and as1163. Yuantai Derun has the largest square rectangular tube inventory in China, which can meet the direct purchasing demand of customers. Welcome everyone to cantact Yuantai Derun,E-mail:sales@ytdrgg.com, and Real time connection inspection plant or factory visit!  
roduct Name Spiral welded steel pipe
Standard  API 5L psl1/psl2, ISO9000, DIN2240, ASTM A500, A501, A53  EN10219/EN10210, JIS G3466, GB/T6728,GB/T3094,GB/T3091,GB/T9711
Sizes  219mm to 2032mm
Thickness  4mm to 30mm
NDT Test  UT, RT, hydrostatic,
Beveled Edges  30DEG,(-0, +5)
Length  3M-max.24meters,or as required
Surface treatment  Black painted/galvanizing etc.
Hot Expanded Ends  Available
Packing  Loosed PCS/nylon rope(for the coating pipes)
Transportation  by 20/40FT containers or by bulk vessels as per conditon
Pile shoe  OEM/ODM(for piling)
Third party inspection  SGS/BV/JIS/ISO/API/GB/BC1/EPD&PHD
Payment Term  TT, LC
Application  water/fluid transportation, piling, structural supports, dredging etc.

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Yuantai people with firm faith are committed to making the world fall in love with made in China. The pure and simple Yuantai spirit has injected a dream temperature into the cold steel.