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High Quality Black square pipe iron rectangular tube welded Galvanized Square Steel Pipes
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High Quality Black square pipe iron rectangular tube welded Galvanized Square Steel Pipes

Section Shape Square
Surface Treatment Hot Rolled
Tolerance ±1%
Oiled or Non-oiled Slightly Oiled
Invoicing by actual weight
Alloy Or Not Non-Alloy
Standard ASTM
Grade carbon steel
Delivery Time 8~14days
Application Boiler Pipe, Drill Pipe, Hydraulic Pipe, Gas Pipe, OIL PIPE, Chemical Fertilizer Pipe, Structure Pipe, Other
Thickness 0.5 - 30 mm
Length 12M, 6m
Certificate ISO9001
Processing Service Welding, Cutting, Bending
Product name mild steel square pipe
Material Q345 Q355
Availability:
Quantity:
  • SHENGTENG

Product name
High Quality Black square pipe iron rectangular tube welded Galvanized Square Steel Pipes
Size
Rectangular Tube: 10*20-120*80mm
Square Tube : 16*16-250*250 mm
(check sizes provided from below table)
Length
6m or based on your request
Standard
EN10210, EN10219, DIN17100, ASTM A36,JIS G3466
Materials
Q195, Q235, Q235B, Q275, Q345B, S235, S235jr, S355, S355jr, SS400, SS330, STK490,St33, St37, St52/ ASTM A36, A53, A106
Surface
Oil, bared, black paint, galvanized
End finish
Plain end
Technique
hot rolled, welded(erw)
MOQ
25tons
Usage
Civil engineering, architecture, steel towers, shipyard, scaffoldings, struts, piles for suppression of landslide and other structures
Shipment
by bulk or load into 20ft / 40ft containers
Delivery time
Prompt delivery, or as order’s quantity.
Payment Terms
T/T or L/C at sight
Price term
Ex-work,FOB,CIF,CFR,etc.
Packing
Export standard package, suit for all kinds of transport, or as required.







Out Diameter
Wall Thickness
Square Pipe/Tube(mm)
Rectangular Pipe/Tube(mm)
Inch
mm
mm
16×16×0.4~1.5
70×70×2.0~6.0
10×20×0.6~1.5
30×60×1.0~4.5
1/2
21.3
0.6-3.0
18×18×0.4~1.5
75×75×2.0~6.0
14×21×0.6~1.5
40×50×1.0~4.5
3/4
26.9
0.6-3.0
20×20×0.4~1.5
80×80×2.0~6.0
15×30×1.5~1.5
40×60×1.0~5.0
1
33.4
1.0-3.0
25×25×0.6~2.0
85×85×2.0~6.0
15×38×0.6~1.5
40×80×1.5~5.0
1 1/4
42.3
1.0-4.0
30×30×0.6~4.0
95×95×2.0~8.0
20×30×0.6~2.0
40×100×2.0~5.0
1 1/2
48.3
1.0-4.0
34×34×1.0~2.0
100×100×2.0~8.0
20×40×0.8~2.0
50×60×2.0~5.0
2
60.3
1.5-4.0
35×35×1.0~4.0
120×120×4.0~8.0
20×50×1.0~2.0
50×80×2.0~5.0
2 1/2
76.1
1.5-4.0
38×38×1.0~4.0
150×150×6.0~10.0
22×35×0.9~2.0
50×100×2.0~8.0
3
88.9
1.5-9.5
40×40×1.0~4.5
180×180×6.0~12.0
25×40×0.9~3.75
60×80×2.0~6.0
4
114.3
2.0-9.5
44×44×1.0~4.5
200×200×6.0~12.0
25×65×1.0~2.0
80×100×2.0~8.0
5
141.3
3.0-9.5
45×45×1.0~5.0
220×220×6.0~14.0
30×40×1.0~3.75
120×60×2.5~10.0
6
168.3
3.0-12.0
50×50×1.0~5.0
250×250×6.0~14.0
30×45×1.0~3.75
120×80×2.5~10.0
8
219.1
3.2-12.0
60×60×1.5~5.0

30×50×1.0~4.0

10
273
3.2-12.0




12
323.8
6.0-15.0




14
355.6
8.0-15.0




16
406.4
8.0-20.0




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