Round tube: Φ21.3mm – Φ508mm
Square tube: 20×20mm – 400×400mm
Rectangular tube: 20×40mm – 300×500mm
Our company has advanced mechanical manufacturing equipment, strong development strength, and perfect after-sales service. It is a professional manufacturer of research, development, manufacture, installation, and commissioning black steel tube, Round Black Steel Tubing, black round pipe in China. The products produced by the company have won the titles of "Quality Products" and "Quality Trustworthy Products" from customers many times. Our company focuses on the R&D, manufacturing, and sales of ERW black Pipes and provides customers with professional customized services. We uphold the spirit of "customer first, integrity first" to provide customers with products and pay and create the future together. We will continue to forge ahead and use new technologies to improve product quality. As a professional and influential manufacturer, we adhere to the concept of "integrity wins the world, technology is the leading", and we are determined to use excellent products, reasonable product mix, scheme design, meticulous construction, and professional and demanding testing to provide better products to every customer. In the fierce competition, we insist on 'honest business', provide customers with many high-quality services, reduce procurement costs, and realize supply chain optimization. Adapt to the development trend of the industry, calmly respond to market changes, quickly link to seize the opportunity, and strive to do everything, this is our corporate culture. Creating value for our customers is our corporate philosophy, and learning is an ability and pursuit is our corporate culture. Based on scientific management, advanced production technology and perfect quality inspection process, our factory has formed a complete set of independent research and development process and has rich experience. Innovation is the soul of an enterprise's life, the driving force of development and growth, and the source of perpetual vitality. In order to ensure the quality of products and services, and to go abroad, our enterprises adopt strict quality management.
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Black Carbon Steel PipeMaterial:Q195, Q235B, Q345B, etc.read more
Outer Diameter:Φ21.3mm – Φ610mm
Wall Thickness:2mm – 25mm
Length:6m / 9m / 12m -
Black Welded Steel PipeStandards:GB/T 3091, GB/T 13793read more
Length:6m, custom lengths available
Surface:Black oxide layer, free of oil stains, slight dents permissible
Packaging:Strapping + steel straps,... -
Standard Black PipeRound tube: Φ21.3mm – Φ508mmread more
Square tube: 20×20mm – 400×400mm
Rectangular tube: 20×40mm – 300×500mm -
Black Metal PipeB lack M etal P ipe Introduction The surface of the black metal pipe is untreated with galvanization, exhibiting a natural black oxide layer. Manufactured using high-frequency welding, these pipes...read more
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Black Rectangular Steel TubeRound: 10 mm – 219 mmread more
Square: 10 × 10 mm – 200 × 200 mm
Rectangular: 20 × 10 mm – 200 × 100 mm -
Black Round Steel PipeOuter Diameter:Φ10mm – Φ219mmread more
Wall Thickness:0.75mm – 6.0mm
Length:6 meters, custom lengths available -
Black Square Steel TubeSize range: 10mm×10mm—200mm×200mmread more
Wall thickness: 0.75mm—6mm
Length: Standard finished product length is 6 meters, but can also be customized according to customer requirements....
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With the changes of the market, we will further improve the scientific and technological content of our square pipe galvanized, ERW round pipe and constantly introduce new products to meet the needs of our customers, so that our products and the progress of the society perfectly combined. As one of the most professional erw black pipes manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy cheap erw black pipes for sale here from our factory. Customized orders are welcome.
