Standard (GB/T6728-2002) or ASTM A500 or EN10219

Steel Grade: Q195-Q235B

Surface Finish: Blank, Black, Bright, and Galvanized

20x40x(1.4-1.8)mm   30x40x(1.4-3.0)mm   25x50x(1.4-2.2)mm

30x50x(2.5-4.0)mm   30x60x(1.7-4.0)mm   40x50x(1.7-4.0)mm

40x60x(1.5-6.0)mm   50x70x(1.5-5.0)mm   40x80x(1.5-5.0)mm

60x80x(1.7-5.0)mm   100x40x(1.7-5.0)mm   50x100x(1.5-5.0)mm

50x120x(1.5-5.0)mm   60x100x(1.5-6.0)mm   60x120x(1.5-6.0)mm

80x100x(1.5-6.0)mm   80x120x(1.7-6.0)mm   75x125x(1.7-6.0)mm

80x160x(2.5-6.0)mm   100x150x(2.5-6.0)mm   200x100x(2.5-6.0)mm

200x400x(3.0-13.0)mm   and any other special dimensions are available

Length: 6m, 12m, or as per customers special requirements

Tolerance of outer diameter: within±0.5mm

RECTANGULAR PIPES