Seamless, Welded
Hot Rolling/Cold Rolling/ERW
Carbon Steel
Bare Pipe, Black Pipe, Black Painted
Pipeline Transport, Construction & Decoration, Special Purpose
Square, Rectangle
1/2''~16''
Sch10~Sch40
6 Meters
Annealing, Galvanized
Standard Seaworthy Packing
ASTM A53
China
73066100
Product Description
Square Steel Pipe Rectangle Steel Pipe Square pipe Rectangle pipe
Square tubes
Seamless Square pipes
Welded Square pipes
Standard: ASTM A500, ASTM A53, JIS G3466, EN10210, GB/T6728-2002, GB/T6725-2002
Steel grade: Gr.B, Gr.C, Q195, Q235, SS400, 20#, 45#, Q345B, etc
Shape of pipe: Square tube, rectangle tubes
Type of pipe: Seamless and welded









Main sizes we can spply:
Square tubes
Seamless Square pipes
Welded Square pipes
Standard: ASTM A500, ASTM A53, JIS G3466, EN10210, GB/T6728-2002, GB/T6725-2002
Steel grade: Gr.B, Gr.C, Q195, Q235, SS400, 20#, 45#, Q345B, etc
Shape of pipe: Square tube, rectangle tubes
Type of pipe: Seamless and welded












Main sizes we can spply:
Square tube (mm) | Rectangle tube (mm) | ||
16×16×0.4~1.5 | 380×380×8.0~14.0 | 10×20×0.6~1.5 | 250×150×6~12.0 |
18×18×0.4~1.5 | 400×400×8.0~14.0 | 14×21×0.6~1.5 | 250×100×6~12.0 |
20×20×0.4~1.5 | 420×420×10.0~14.0 | 15×30×1.5~1.5 | 250×200×6~12.0 |
25×25×0.6~2.0 | 450×450×10.0~14.0 | 15×38×0.6~1.5 | 300×150×6~12.0 |
30×30×0.6~4.0 | 480×480×10.0~14.0 | 20×30×0.6~2.0 | 300×200×6~12.0 |
34×34×1.0~2.0 | 500×500×10.0~14.0 | 20×40×0.8~2.0 | 300×250×6~12.0 |
35×35×1.0~4.0 | 20×50×1.0~2.0 | 400×250×8~12.0 | |
38×38×1.0~4.0 | 550×550×10.0~40.0 | 22×35×0.9~2.0 | 400×300×8~12.0 |
40×40×1.0~4.5 | 600×600×10.0~40.0 | 25×40×0.9~3.75 | 450×200×8~12.0 |
44×44×1.0~4.5 | 700×700×10.0~40.0 | 25×65×1.0~2.0 | 450×250×8~12.0 |
45×45×1.0~5.0 | 800×800×10.0~50.0 | 30×40×1.0~3.75 | 400×300×8~12.0 |
50×50×1.0~5.0 | 900×900×10.0~50.0 | 30×45×1.0~3.75 | 400×350×8~12.0 |
60×60×1.5~5.0 | 1000×1000×10.0~50.0 | 30×50×1.0~4.0 | 500×200×10~12.0 |
70×70×2.0~6.0 | 30×60×1.0~4.5 | 500×250×10~12.0 | |
75×75×2.0~6.0 | 40×50×1.0~4.5 | 500×300×10~12.0 | |
80×80×2.0~6.0 | 40×60×1.0~5.0 | 500×350×10~12.0 | |
85×85×2.0~6.0 | 40×80×1.5~5.0 | 500×400×10~12.0 | |
95×95×2.0~8.0 | 40×100×2.0~5.0 | 500×450×10~12.0 | |
100×100×2.0~8.0 | 50×60×2.0~5.0 | ||
120×120×4.0~8.0 | 50×80×2.0~5.0 | 600×200×10~28.0 | |
150×150×6.0~10.0 | 50×100×2.0~8.0 | 600×400×10~28.0 | |
180×180×6.0~12.0 | 60×80×2.0~6.0 | 600×500×10~28.0 | |
200×200×6.0~12.0 | 80×100×2.0~8.0 | 800×400×10~28.0 | |
220×220×6.0~14.0 | 120×60×2.5~10.0 | 800×600×10~28.0 | |
250×250×6.0~14.0 | 120×80×2.5~10.0 | 800×700×10~28.0 | |
280×280×6.0~14.0 | 150×100×2.5~12.0 | 1000×400×10~28.0 | |
300×300×8.0~14.0 | 180×150×2.5~12.0 | 1000×500×10~28.0 | |
320×320×8.0~14.0 | 200×100×4~12.0 | 1000×600×10~28.0 | |
350×350×8.0~14.0 | 200×150×4~12.0 | 1000×800×10~28 |