special-section cold drawn pipe

​Process all kinds of special-shaped pipes according to customer drawings: square, rectangular, oval, flat oval, inner and outer hexagon, right angle trapezoid,Spline pipe,

gear pipe, special-shaped pipe,oval pipe, triangular steel pipe,hexagonal steel pipe,

rhombic steel pipe,D-shaped pipe,S-shaped pipe,Elbow pipe,octagonal steel pipe,

semicircular steel pipe, unequal hexagonal steel pipe,five petal quincunx steel pipe,

double convex steel pipe,double concave steel pipe,melon seed steel pipe,conical steel pipe,corrugated steel pipe