Product Name

Rectangular Pipe

Material

Q235,Q345

Material Chemical Composition

Tensile strength: 375-460(Mpa)

Yield strength:≥235(Mpa)

Elongation:≥26(a≤16mm)
                    ≥25(a>16-40mm)
                    ≥24(a>40-60mm)
                    ≥23(a>60-100mm)
                    ≥22(a>100-150mm)
                    ≥21(a>150mm) 

Shape

Rectangular

Outer Dia(mm)

10*20-700*300

Wall Thickness(mm)

0.6-25

Length(m)

5.8-12

Surface Treatment

1)Black,Pre-galvanized

2)oiled,powder coating

3)Galvanized as your requirement

PS:Pre galvanized steel pipe: 60-150g/m2;Hot dipped galvanized steel pipe: 200-400g/m2

Others

1:Special design available according to requirement 
2:Pipe can be necked dowm, punching hole on pipe wall. 
3:Pipe fittings, elbows are available.
4.All production process are under the ISO9001:2000 strictly