We are the experts on the manufacturing of special cross section steel pipes. All products can meet the specification requirement of GB/DIN/JIS/ASTM. The products are mainly square rectangular, oval ,round arch, half D shape, fan, triangular, hexagonal, octagonal, trapezoidal and so on...total more than 4000 kinds of complex cross section profile, The products specification varied fromm 15*15mm to 250*250mm The products are widely used i construction, machinery, automobile, ship, railway, nuclear power plants and so on.
