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Good quality welding black pipe from welding black pipe manufacturer, Buy welding black pipe online from China. Welding Galvanized Steel Pipe (37) High Frequency Welded Pipe (27) Cold Rolled Steel Pipe (24) Bright Steel Tube (34) Hot Rolled Steel Pipe (15) Thin Wall Steel Pipe (15) Square Steel Tubing (15) Carbon Steel Pipes, Carbon Steel Tubes, Steel Pipe, Steel GB/T 32970 Longitudinal Submerged-arc Welded Steel Pipe for High Pressure Service at High Temperatures Q245 ; Q345 GB/T 33156 Precision Welded Tubes for Gas Spring

E235 E355 Galvanized Steel Tube with High Precision China

EN10305-1 E215 E235 E355 Galvanized Steel Tube with High Precision are produced by seamless cold drawn, and bright annealed in a controlled atmosphere furnace to keep the surface quality bright and smooth, then galvanized coating the surface. Sault spray test will be carried out if a report is needed! Flat End Welded Galvanized Iron Tube , 0.25mm - 2.5mm High quality Flat End Welded Galvanized Iron Tube , 0.25mm - 2.5mm Galvanized Square Tubing from China, China's leading galvanized steel structural pipe product, with strict quality control welding galvanized tubing factories, producing high quality welding galvanized tubing products. GB/T 13793 08# 10# Custom Galvanized Steel Pipes OD High quality GB/T 13793 08# 10# Custom Galvanized Steel Pipes OD 4mm - 1200mm from China, China's leading welding steel tubing product, with strict quality control electric resistance welded steel tube factories, producing high quality electric resistance welded steel tube products.

Quality Welded Steel Tube & Precision Steel Tube factory

Jiangsu Hongbao Group (Pipe) Co., Ltd. (Zhangjiagang Hongda Pipe Co., Ltd.) is a high-tech company in Jiangsu province. The company has a registered capital of RMB 89 million, covers an area of 130,000 square meters, employs 600 staff, and has annual sales of RMB 400 million. The company is specialized in producing and selling high-end bearing SANXIN Structural Welding Scaffold Tube , Precision Hot High quality SANXIN Structural Welding Scaffold Tube , Precision Hot Dip Galvanized Steel Pipe from China, China's leading Seamless Precision Steel Tube product market, With strict quality control Seamless Precision Steel Tube factories, Producing high quality SANXIN Structural Welding Scaffold Tube , Precision Hot Dip Galvanized Steel Pipe products. Seamless pipeSeamless pipe. Seamless steel pipe is perforated by the whole round steel, the surface of no weld steel pipe, known as seamless steel pipe. According to the production method, seamless steel tubes can be divided into hot-rolled seamless steel tubes, cold-rolled seamless steel tubes, cold-drawn seamless steel tubes, extruded seamless steel tubes, pipe jacking, etc.

Steel Pipe Forming Process - Steel Pipe, Galvanized pipe

May 28, 2020 · The outer weld is polished and bright. Within the burr of the pipe is not to fight. The only precision welding to combat internal burrs. The seamless steel pipe is a hot-drawn cylindrical steel ingot into the pipe, so the weld cannot be seen. Steel pipe use classification:1. The water gas pipeline is a commonly used welded steel pipe. Sturdy, Stainless weld steel pipes forming machine for Stainless and galvanized weld steel pipes forming machine for industrial and commercial purposes at . These hot-dipped weld steel pipes forming machine are Welded steel pipe:Welded steel pipeSunny Steel produce an extensive selection of welded pipe including Electronic Resistance Welded (ERW), Electronic Fusion Welded (EFW), and Double Submerged Arc Welded (DSAW) carbon steel pipe along with their respective flanges and fittings. We can produce precision and high-frequency welded steel tubes and pipes with all possible dimensions

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The characteristics of high frequency steel tube welding machine 1.High welding speed 2.Small welding heat influence area 3.The welding of the workpiece can not be cleaned. Post Tensioning Galvanized Corrugated Steel Pipe spiral welded pipe machine for concrete prestressQuality Black Welded Steel Pipe & Welding Galvanized Steel Hot Rolled / Cold Rolled Astm A53 Pipe , 60mm Dia Welding Schedule 40 Black Pipe. Thin Wall Steel Pipe. Hot Dip Galvanized Thin Wall Steel Pipe Flat End For Galvanized Steel Frame. Anti Corrosion Welded Thin Wall Steel Pipe High Strength Smooth Surface. Heavyr Caliber Thin Wall Metal Tubing , Cold Drawn High Precision 6mm Steel Pipe