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A53 Pipe
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Astm A252 Erw Pipe
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Carbon Steel Tube
ASTM A106b Q345b Q235B Hot Rolled Carbon Steel Round Tube Seamless Steel Welded Pipe Square Tube Cold Rolled Tube High Pressure Pipe 219*5 219*7 Galvanized Tube
Baowu Steel ERW Steel Pipe ASTM 42CrMo 15CrMo Seamless Carbon Steel Tube
Factory High Strength Hot Sale Ss Tube 201 304 304L Stainless Steel Welded/Aluminum/Carbon/Galvanized/Alloy Tube
Carbon Steel Seamless Pipe Alloy Steel Pipe ASTM A335 Standard P2 P5 P9 P11 Steel Tubes P91
ASTM A36 1000mm LSAW SSAW Steel Pipe Large Diameter API5l 5CT Oil and Gas for Sch 40 ERW Electrical Galvanized En 10210 S355j2h Carbon Steel Tube
Carbon Steel Weld Pipe
ASTM A106/A53/Spiral/Weld/Seamless/Galvanized/Stainless/Black/Round/Gi Hollow Square Pipes Oil and Gas ERW Carbon Steel Pipe
Carbon Steel Seamless Weld Q195 Q235 Q345 1.3-20mm Thickness ERW Welded Rectangular Square Steel Pipe for Structure
Factory ASTM A106/A53/API 5L Spiral/Weld/Seamless/Black/ERW/Round 6mm-20mm Thick Carbon Steel Pipe for Scaffolding/Greenhouse/Oil and Gas Pipeline
Butt Weld Bw Carbon Steel Cross Pipes 400 mm 12.7 mm Grade X 52
30 Inch Carbon Steel Weld Seamless Rectangular Square DN900 Spiral Welded Tube 48mm Galvanized Fitting Weldolet Clamp Tee Cap Making Machinery Q235 Pipe
Hot Rolled BS1387 Q195 Q215 Q235 Q275 20 45 C45 Seamless Carbon Steel Pipe ERW Weld Steel Pipe
Black Weld Square ERW Carbon Mild Steel Pipe
China Manufacture Supply API 5L X65 20 Inch SSAW Weld Carbon Steel Pipe
Carbon Steel Welding Pipe
Factory Q235 Q345 Hot Rolled Carbon Steel Pipe Seamless Welding Mild Pipe with High Quality Raw Materials for Construction
Hot Rolled Construction Materials Electric Resistance Welding A36 Carbon Tube Machinery Industry Random/Fixed Length S355 X42 X46 X60 ERW Welded Steel Pipe
Chinese Supplier Construction Materials Plain Finished Treatment Carbon Spirally Submerged Arc Welding Tube St37-2 S355 16mn Chemical Industry Welded Steel Pipe
API 5L X42 X46 X50 ERW Welded Round Steel Pipe Carbon Ms Straight Seam Welding Steel Pipe Manufacturers
Gi Welded Tube BS 1387 ASTM A53 A500 Sch40 60 80 Ms Mild Welding Steel Tube Black ERW Hot DIP Zinc Coating Q235 Round Carbon Iron Pre Galvanized Steel Pipe
HYT Hot Selling Seamless Butt Welding 8 Inch ASTM A333 Gr6 Hollow Section Carbon and Alloy Steel Pipe for Oil Application
Carbon Hot Welding Stainless Steel Tube Seamless Pipe
Stainless Steel/Carbon Steel Butt Welding Pipe Fittingjis10K/15K Ansib16.9 DIN2605 Sch20/40/80/Std
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