Steel grade:Q195,A36,SS400
OD(outer diameter):10*10-1000*1000mm
W.T(wall thickness):0.5-60mm.
Length:3-12M According to customer requirements
China Black Seamless Square Tube Manufacturers Factory Suppliers
Our excellent PPGI Galvanized Steel Coil, Low Carbon Steel Seamless Square Pipe, Seamless Rectangular Tube and good services have been widely praised by users, and achieved both economic and social benefits.We mainly manage all kinds of Black Seamless Square Tube, with novel design and advanced technology, which have won the trust and praise of our customers. We take "producing high technology content, high skill and high quality products" as our technical principle. We insist on the road of integrity. Our company adheres to the corporate culture concept of 'quality creates the future, reputation makes tomorrow', and customer satisfaction has become the yardstick to test our brand. We are committed to providing our customers with the best possible shopping experience. The spirit of honesty has become the soul, symbol and guide of our corporate culture, guiding us to strive to realize our new dream. Our company has the most professional production and inspection team to ensure the quality and perfect after-sales of each product. We believe in open and transparent communication with all our clients.
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![Black Seamless Square Tube]()
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![1.5x1.5 Inch Square Iron Pipe]()
1.5x1.5 Inch Square Iron PipeForm factor: rectangular or squareread more
Material: Iron
Outer Diameter Size: 1.5 inches
Wall Thickness Size: Typically between 0.120-0.187 inches
Length: Typically 20 feet or 21 feet. -
![Hot Dipped Pre Galvanized Square Steel Tube]()
Hot Dipped Pre Galvanized Square Steel TubeSize: 10×10mm-400×400mmread more
Wall thickness: 0.6mm-12mm -
![Square Tube 304 316]()
Square Tube 304 316Outer diameter: 15x15mm-600x600mmread more
Wall thickness: 0.8mm-25mm
Length: can be customized
It should be noted that the specifications of square tubes are also affected by the... -
![S45C Seamless Square Tube]()
S45C Seamless Square TubeOuter diameter: 10mm-500mmread more
Wall thickness: 1mm-50mm
Length: up to 12 meters
Other specifications can be customized according to the specific needs of customers, such as inner... -
![ASTM S355jr Hollow Section Square Steel Pipe]()
ASTM S355jr Hollow Section Square Steel PipeOD(outer diameter):20x20mm to 500x500mmread more
W.T(wall thickness):1.0mm-20mm
Length:1m-12m -
![A500 Grade B Steel Rectangular Pipe]()
A500 Grade B Steel Rectangular PipeOD(outer diameter): 1" x 2", 3" x 4", 3" x 6", 4" x 8", etcread more
W.T(wall thickness):Common thicknesses are 0.065", 0.083", 0.095", 0.120", 0.180", etc.
Length: Typically 20 feet.... -
![SA335 22 Inches Seamless Square Rectangle Steel Pipe]()
SA335 22 Inches Seamless Square Rectangle Steel PipeOD(outer diameter):22" (558.8 mm)read more
W.T(wall thickness):Different wall thicknesses can be produced upon request
Length:generally about 6 meters, but also can be customized according to... -
![MS ERW Hollow Section Square Pipe]()
MS ERW Hollow Section Square PipeOD(outer diameter):10×10mm to 600×600mmread more
W.T(wall thickness):1.2mm, 1.5mm, 2.0mm, 2.5mm.
Length:1-20M According to customer requirements -
![Q235B Seamless Square Tube]()
Q235B Seamless Square TubeOD(outer diameter):10mm x 10mm - 600mm x 600mmread more
W.T(wall thickness):0.5mm - 20mm
Length:≤12000mm -
![Low Carbon Steel Seamless Square Pipe]()
Low Carbon Steel Seamless Square PipeSteel grade:Q195/Q215/Q235/Q345/10#read more
OD(outer diameter):90-830mm
W.T(wall thickness):2-60mm.
Length:6m，12m -
![DN15-DN200 Seamless Square Pipes]()
DN15-DN200 Seamless Square PipesSteel grade: Q195,Q245,Q235,Q345,St37read more
OD(outer diameter):16*16-500*500mm
W.T(wall thickness):1.24-20mm，1.2-20mm
Length:1-12m
Mary Ramirez
Your employees have a good mental outlook and are very efficient.
Frances Satter
Their products can solve all your worries and are perfect for someone like me.
Cody Turner
"Integrity, hard work" is synonymous with you, over the years, you continue to work hard, surpass yourself, strive to dedicate, and develop more high-quality products for this industry.
Adrian Parker
Although this was our first time working together, we were impressed by your efficiency and good attitude.
Dorothy Molnar
We have no complaints about the quality of the goods, there is a certificate in the goods that certifies that the pipes meet quality standards.
Theresa Hogan
Every time we have doubts about the product knowledge, the company's customers will meticulously answer for us. They are really professional.
MetalsDepot® - Buy Steel Square Tube Online!...
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Black Square Tubing 16 gauge 1/2 inch 12 feet - Steel Supply LP...
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WebDepending the metal, square tube can be used in frame work and many other purposes. Purchase it online at any Metal Supermarkets location, cut to your specifications. Select...
Steel Tubing | McMaster-Carr...
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Square Pipe | McMaster-Carr...
WebChoose from our selection of square pipe, including low-carbon steel rectangular tubes, multipurpose 304 stainless steel, and more. In stock and ready to ship. BROWSE...
We are striving to achieve the company’s higher development goals from a new starting point, continue to expand the company’s business scope, seek continuous breakthroughs in Straight Seam Welded Pipe, Seamless Square Tube, Stainless Steel Angle Lintel industry, use the scientific development concept to guide the overall trend of corporate development, comprehensively improve the company’s economic benefits, and strive to build a profit-making type enterprise. As one of the most professional Black Seamless Square Tube manufacturers and suppliers in China, we're featured by quality products and competitive price. Please rest assured to buy Black Seamless Square Tube for sale here and get free samples from our factory. Also, customized service is available.