Square Pipe, Square Tube, Hollow Section

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Square Pipe & Tube,  Hollow Section, Stainless Square Tube, Carbon Square Tube,Galvanized Square Tubing


Abundant Inventory +  Competitive Price

Top quality —— Hydralic Test, X-ray, Offer-line UT, Eddy Current Inspection, etc, 3rd party inspection to test.
Fast delivery —— Many sets of advanced production equipment to produce, as well as perfect logistics system.

Timely quotation —— professional sales quote for you after receive your inquiry.

Certificate share —— MTC, ISO, Inspection Report and other quality certification.



square pipe


Standard: ASTM A500, ASTM A53, EN 10210, EN 10219, JIS G3466, BS 1387, BS 6323 PART5
Grades:
S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St37, ST52, Gr.b






square pipe

Out Diameter:20mmx20mm - 1200mmx1200mm
Wall Thickness:
0.5 - 20.0mm
Length:
0.3 mtr - 18 mtr







square pipe

Process: 

Seamless: Hot Rolled, Hot Explored

Welded: ERW, HFW
Coating:
Hot-dipped Galvanised, Electrical Galvanised






square pipe


End: Square cut, Burr removed

Surface:Lightly oiled, Hot dip galvanized, Electro galvanized, Black 
Heat Treatment: Bright Annealed, Black Annealed





Square tubes sizes

Size (mm) Wall Thickness (mm) Size (mm)
Wall Thickness (mm)
20*20 1.2

70*70

60*80

100*40

1.8
1.3
2
1.4-1.5
2.2
1.7
2.3
1.8
2.5-4.0
2 4.5-5.0
2.2
5.5-5.75
2.3

75*75

60*90

100*50

1.8
2.5-2.75
2

25*25

20*30

1.2
2.2
1.3
2.3
1.5
2.5-4.0
1.7
4.5-5.0
1.8
5.5-5.75
2

80*80

100*60

100*80

120*60

2
2.3-2.3
2.2
2.5-3.0 2.3

30*30

30*40

25*40

20*40

1
2.5-4.0
1.2
4.5-5.0
1.3
5.5-5.75
1.5
7.5-7.75
1.7

100*100

120*80

2
1.8
2.2
2
2.3
2.2
2.5-5.0
2.3 5.5-5.75
2.5*2.75
7.5-7.75
3

120*120

140*80

150*100

160*80

2.5

40*40

30*50

25*50

1.2
2.75
1.3
3
1.4-1.5
3.25-5.0
1.7
5.5-7.0
1.8
7.5-7.75
2

140*140

150*150

200*100

3.5-4.0
2.2-2.3
4.5-5.0
2.5-4.0 5.25-7.0

50*50

60*40

30*60

40*50

1.5
7.5-7.75
1.7

160*160

180*180


3
1.8
3.5
2
3.75
2.2
4.0-5.0
2.3 5.25-5.75
2.5*-4.0
7.5-7.75
4.25-5.0

60*60

40*80

75*75

50*70

50*80

2.3

60*60

40*80

75*45

50*70

50*80

1.5 2.5-4.0
1.7
4.25-5.0
1.8
5.5-5.75
2
/

2.2-2.3

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