20x20 25x25 30x30 40x40 Cold Drawn Hollow Black Carbon Square Steel Pipe
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ASTM A106 Gr.B, ASTM A53 Gr.B,ASTM A179/A192/A213/A210 /370/A333DIN1629, EN10305,DIN2391, ASTM A210/ASME SA210
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ASTM A106B, ASTM A53B, ST52, ST37,ST44,ST45
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1/8-24"(10.3mm-610mm)
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0.5-25mm
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3-12m, random or fixed, as the clients' requests
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Bare/Black or Grey Painting/Hot-dipped Galvanized/ Epoxy Powder Coating/ 3PE
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Manufacturing Process
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Cold Drawn/Precision rolled/Hot Rolled/Hot Expanded
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1.Short delivery time
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2.Quality assurance
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4.Superior Service
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Cold drawn seamless mechanical tubing is used in a variety of uses, particularly when heavy wall thicknesses, specific steel alloys or both are required.
Specific applications include bushings, spacers, bearings and other mechanical parts in automobiles, trucks, aircraft and construction, agricultural and drilling equipment, as well as hydraulic cylinders. Our products offer good dimensional accuracy; good surface quality; excellent micro-structure uniformity; good machinability; and high tensile properties. Cold drawn seamless tubing is also suited for such post-treatments as carburizing and heat treating.
Hunan Hengan Weiye Metal Products Co., LTD is subordinate to Hengan Weiye Steel Pipe Co., LTD. After more than 10 years of development, the company has become a leading enterprise in the industry, with more than ten thousand tons of stock, with processing bases in Guangzhou, Tianjin, Hubei and other provinces.
Main business: seamless steel pipe, fine drawing pipe, drill pipe special steel pipe, steel plate, galvanized products, stainless steel series, and production and processing. Under the support and care of friends and Allies from all walks of life, after years of development, the company's performance continues to expand, the annual sales has exceeded 150 million.
At present, it has become a special agent dealer of well-known domestic steel enterprises. Under the situation of fierce market competition, the company has the courage to open up and innovation. At present, the company provides steel projects all over the world.