Small/Large Diameter Steel Pipes In Square/Rectangular

Outer dimensions: Ø25 x 25 to 500 x 500mm Tolerance: ±0.03, 0.6 to 10mm Length: 6m, according to customer's requirements Standards: GB3091-2001, BS1387, ASTM A53 Materials: Q195-Q235/Q345 Product category: mineral/metallurgy and energy/steel pipe Technique: hot-rolled/extruded, ERW Packing: plastic sheeting galvanized belt or according to customer's requirements Usages:Chemical structures、Steel structure、Traffic Electricity
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Product Details

Small diameter steel pipes in Square

Large Diameter Steel Pipes in Square

Large Diameter Steel Pipes in Rectangular

Small diameter steel pipes in Rectangular

Outer dimensions: Ø25 x 25 to 500 x 500mm
Tolerance: ±0.03, 0.6 to 10mm
Length: 6m, according to customer's requirements
Standards: GB3091-2001, BS1387, ASTM A53
Materials: Q195-Q235/Q345
Product category: mineral/metallurgy and energy/steel pipe
Technique: hot-rolled/extruded, ERW
Packing: plastic sheeting galvanized belt or according to customer's requirements
Usages:Chemical structures、Steel structure、Traffic Electricity

Square steel tubing sizes:

Small diameter pre GI square pipe, 12x12mm, 50x50mm

Normal sizes:

10x10mm, 12x12mm, 14x14mm, 20x20mm, 25x25mm, 25x50mm, 20x40mm, 30x30mm, 30x60mm, 60x60mm, 60x120mm, 40x40mm, 40x80mm, 50x50mm, 50x100mm, 50x125mm, 60x60mm, 13x26mm, 100x100mm, 150x150mm

Outer diameter: 12*12-500*500mm

Thickness: 0.6-16mm

Zinc coated:
1) Pre-galvanized: Z40-200g/m2
2) Hot dip galvanized: Z270-520g/m2

Steel materials:Q195: grade B, SS330, SPHC, S185、Q215: grade C, CS type B, SS330, SPHC、Q235: grade D, SS400, S235JR, S235JO, S235J2、Q345: SS500, ST52

Tolerance: outer diameter +/-1mm, wall thickness +/-0.5mm, length +/-20mm

Applications: construction structure, machinery making, container, hall structure, sun seeker, offshore oil field, sea trestle, motorcar chassis, airport structure, shipbuilding, automobile axle pipe

Packing: in bundles, bulk in container or according to customers' requirements length >12m, shipped in bulk 5.8m

Surface treatments:
1) Bared
2) Black painted (varnish coating)
3) Galvanized
4) With oiled
5) 3PE, FBE, corrosion-resistant coating

rectangular steel tubing sizes:

Square Pipes/Tubes Sizes

Rectangular Pipes/Tubes Sizes

16x16x0.4-1.5mm

70x70x2.0-6.0mm

10x20x0.6-1.5mm

30x60x1.0-4.5mm

18x18x0.4-1.5mm

75x75x2.0-6.0mm

14x21x0.6-1.5mm

40x50x1.0-4.5mm

20x20x0.4-1.5mm

80x80x2.0-6.0mm

15x30x0.6-1.5mm

40x60x1.0-5.0mm

25x25x0.6-2.0mm

85x85x2.0-6.0mm

15x38x0.6-1.5mm

40x80x1.5-5.0mm

30x30x0.6-2.0mm

95x95x2.0-8.0mm

20x30x0.6-2.0mm

40x100x2.0-5.0mm

34x34x1.0-2.0mm

100x100x2.0-8.0mm

20x40x0.8-2.0mm

50x60x2.0-5.0mm

35x35x1.0-4.0mm

120x120x4.0-8.0mm

20x50x1.0-2.0mm

50x80x2.0-5.0mm

38x38x1.0-4.0mm

150x150x6.0-10.0mm

22x35x0.9-2.0mm

50x100x2.0-8.0mm

40x40x1.0-4.5mm

180x180x6.0-12.0mm

25x40x0.9-2.0mm

60x80x2.0-6.0mm

44x44x1.0-4.5mm

200x200x6.0-12.0mm

25x65x1.0-2.0mm

80x100x2.0-8.0mm

45x45x1.0-5.0mm

220x220x6.0-14.0mm

30x40x1.0-3.75mm

60x120x2.5-10mm

50x50x1.0-5.0mm

250x250x6.0-14.0mm

30x45x1.0-3.75mm

80x120x2.5-10mm

60x60x1.5-5.0mm


30x50x1.0-4.0mm


• Big outer diameter: in bulk

• Small outer diameter: packed by steel strips

• Woven cloth with 7 slats

• Plastic bags

• As per customer's option

* You are promised to obtain the best service

     JDSTEELPIPE is one of the leading Large Diameter Steel Pipes in Rectangular manufacturers and suppliers,If you want to know the Square steel tubing prices ,please to contact us. Our customer service specialists will be happy to help you.info@jiade-group.com.

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