rectangle welded pipes

beveled for welding (All line piping is square cut to the tolerance specified and bevelled to ANSI B16.25.)
Surface Lightly oiled Hot dip galvanize

beveled for welding (All line piping is square cut to the tolerance specified and bevelled to ANSI B16.25.)
Surface Lightly oiled Hot dip galvanize

beveled for welding (All line piping is square cut to the tolerance specified and bevelled to ANSI B16.25.)
Surface Lightly oiled Hot dip galvanize

beveled for welding (All line piping is square cut to the tolerance specified and bevelled to ANSI B16.25.)
Surface Lightly oiled Hot dip galvanize

beveled for welding (All line piping is square cut to the tolerance specified and bevelled to ANSI B16.25.)
Surface Lightly oiled Hot dip galvanize

Large Diameter Bright Polished 304 Welded Stainless Steel Pipe for Structure ASTM GB JIS
 
Product

we are supplier of kind of weld pipe.seamless pipe ,fittings

Specialized in the production of stainless steel pipe 201,304, 316 Profile,round, square, rectangular pipe and tube-series.

Dowell stainless steel tubes Ltd., is a factory specializing in production of stainless steel plasma welded and seamless pipes for industrial use.
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This pipe is used especially for Petroleum, Natural gas, City gas, Pipe network, Chemical industry, Electricity, Steel truss, Water and Gas pipeline;

 
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Dowell stainless steel tubes Ltd., is a factory specializing in production of stainless steel plasma welded and seamless pipes for industrial use.
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Carbon Steel Welded Pipe
Processing: SSAW
Material: Gr.B, Q235, Q195
Usage: gas, oil or water transporting

LSAW/SAWL Longitudinal Submerged arc Welded
DSAW (Double Submerged arc Welded)
Outer Diameter:219mm-1828mm Wall Thickness:6mm-50mm

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Welded Pipe Sizes - ASTM A312, MIL-P-1 144 and DuPont S.W.41M.
welded-meet Aircraft Quality Specifications MIL-T-8504, SAE-MIL-T-8506

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Specifications:
1) 12.7-12.7-100*70*108mm
2) Material: 304, 304L, 316, 316L,
3) Standards: ASTM A544, GB/T4239-91
4) For building decoration

Standard:API, ASTM, DIN, API 5L, ANSI B36.10M-2004, ASTM A106-2006, ASTM
Thickness:0.49 - 100 mm
Section Shape:Round
Outer Diameter:13.7 - 610 mm

Specifications of Electric Risistance Welded steel pipes:

spiral welding pipes is called for SSAW pipes. It is a kind of welding pipes. and production range is larger than ERW pipe and LSAW pipe

High precision H

High precision H

Features:
1) Pipe variety: roundish stainless steel pipe
2) Material (stainless steel): 201(1Cr17Mn6Ni5N), 304(0Cr18Ni9),
316(0Cr17Ni12Mo2

Features:
1) Pipe variety: roundish stainless steel pipe
2) Material (stainless steel): 201(1Cr17Mn6Ni5N), 304(0Cr18Ni9),
316(0Cr17Ni12Mo2