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SHANGHAI T&T INTERNATIONAL CO.,LTD.

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Brand Name : T&T

Model Number : SQUARE

Certification : ISO

Place of Origin : CHINA

MOQ : ONE BUNDLE

Price : USD$580-680/TON

Payment Terms : L/C, T/T

Supply Ability : 10000TON PER MONTH

Delivery Time : 5-8 DAYS

Packaging Details : Nude packing/Canvas packing/Bundles packig 25 tons per 20'container

Section shape : Square

Alloy or not : Non-alloy

Technique : ERW

Thickness : 0.5-16mm

Application : Structure Pipe,Building,Industrial

Surface treatment : Galvanized

Grade : Q345,Q195,Q235

Standard2 : BS 1387

Grade group : Q195-Q345

Standard : ASTM,GB

Secondary or not : Non-secondary

Length : 5.8-12m,or cut as request.

Material : Q195/Q215/Q235/Q345

Outer diameter(round) : 10.2 - 600 mm

Product name : Welded Steel Pipe

Surface : Customers't Requirement

Usage : Construction Structure

Shape : Square. Rectangular.Round

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square and rectangular steel tube
Formed: Cold bended and welded, Hot dip galvanized
Material: Q195/Q235/Q345/A36/SS400
Standard: GB/ASTM/
Delivery: 1-10 day
Packing: Nude packing/Canvas packing/Bundles packig
Othe: We can make deep processing as customer's request, such as cutting, bending, welding, drilling holes etc.

Specification list:

HOT DIP GALVANIZED SQUARE HOLLOW SECTION GB/T6728-2002 GB/T6725-2008
NO	Specification(mm) WWT	Theoretical Weight (kg/m)	NO	Specification(mm) WWT	Theoretical Weight (kg/m)
1	20×20×1.7	1.068
2	20×20×1.8	1.130
3	20×20×2.0	1.256
4	25×25×1.7	1.335
5	25×25×1.8	1.413
6	25×25×2.0	1.570
7	25×25×2.2	1.727
8	25×25×2.5	1.963
9	25×25×3	2.355
10	30×30×1.7	1.601	33	50×50×4.5	7.065
11	30×30×1.8	1.696	34	50×50×5	7.850
12	30×30×2.0	1.884	35	60×60×1.7	3.203
13	30×30×2.2	2.072	36	60×60×1.8	3.391
14	30×30×2.5	2.355	37	60×60×2.0	3.768
15	30×30×3	2.826	38	60×60×2.2	4.145
16	40×40×1.7	2.135	39	60×60×2.5	4.710
17	40×40×1.8	2.261	40	60×60×3	5.652
18	40×40×2.0	2.512	41	60×60×3.5	6.594
19	40×40×2.2	2.763	42	60×60×4	7.536
20	40×40×2.5	3.140	43	80×80×2.2	5.526
21	40×40×3	3.768	44	80×80×2.5	6.280
22	40×40×3.5	4.396	45	80×80×3	7.536
23	40×40×4	5.024	46	80×80×3.5	8.792
24	50×50×1.7	2.669	47	80×80×4	10.048
25	50×50×1.8	2.826	48	100×100×2.5	7.850
26	50×50×2.0	3.140	49	100×100×3	9.420
27	50×50×2.2	3.454	50	100×100×3.5	10.990
28	50×50×2.5	3.925	51	100×100×4	12.560
29	50×50×3	4.710	52	100×100×4.5	14.130
30	50×50×3	4.710	53	100×100×5	17.270
31	50×50×3.5	5.495	54	120×120×7.5	28.260
32	50×50×4	6.280	55	150×150×5	23.550
The specification above are frequently used in China,and there are lots of stores in our warehouse. For other specifications which do not show in the table, you can touch me for confirming.

Product Tags:

square hollow section

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