Black Steel Pipe

Black steel pipe is made of hot rolled or cold rolled coil and strip,which is widely used in the fields of construction,low-pressure liquid transportation etc... Thickness:0.5-10mm standards:ASTM, API, JIS, DIN, EN, BS, GB Shapes available: Round, Square, Rectangular Size: Round:Outer diameter 16-377mm SQUARE TUBE SIZE Wall thickness SIZE Wall thickness SIZE Wall thickness SIZE Wall thickness mm mm mm mm mm mm mm mm 10×10 12×12 13×13 15×15 16×16 20×20 25×25 30×30 0.6-0.8 0.6-0.8 0.6-2.0 0.7-2.0 0.7-2.0 1.0-3.0 1.0-3.0 1.2-4.0 35×35 38×38 40×40 42×42 45×45 48×48 50×50 55×55 1.0-4.0 1.0-5.0 1.0-6.0 1.2-6.0 1.2-6.0 1.2-6.0 1.5-6.0 1.5-6.0 60×60 65×65 70×70 75×75 80×80 85×85 90×90 95×95 1.5-6.0 2.0-6.0 2.0-6.0 2.0-6.0 2.5-6.0 2.5-6.0 2.5-6.0 2.5-6.0 100×100 105×105 110×110 115×115 120×120 125×125 130×130 2.5-6.0 2.5-6.0 3.0-6.0 3.0-6.0 3.0-6.0 3.0-6.0 3.0-6.0