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Help CenterTianjin High Quality Steel Square Tubing Sizes
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Specifications
square tube steel1.Material:Q195,Q345,Q235
2.WT: 0.45mm-2.5mm
3.Surface:pre-galvanized
4.Zinc coat:30-275g/m2
Tianjin's Erf metal structure co., LTD. (subordinate KaiLongGang structure co., LTD) is a positive response to the national development and environmental protection, energy-saving and efficient steel structure industry, and was engaged in steel structure of the system design, research and development, production and installation of professional firms.
We have two factories, one of which already has more than nine years of experience. And we have establish a new factory. Our company is mainly engaged in cold bending steel, cold bend profiled steel, CZU type steel; Galvanized steel, steel door frame; Hot dip galvanized steel structure; Sisheng metal manufacturing, rolled plate kaiping; Steel, strip steel, and other products.
Commodity |
Promotion price!!! square tube steel on sale |
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Shape |
Round pipe |
Square tube |
Rectangular tube |
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Outer diameter |
10.3-2032mm
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20*20-400*400mm
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20*30-400*500mm
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Wall thickness |
1.73-52.37mm |
0.5-25mm |
0.5-25mm |
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Length |
1m--5.8m/6m/12m and random length |
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Tolerance |
OD: +/-5%; Thickness: +/-5%; Length: +/-10%. |
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Standard |
Round pipe: GB/T3091, BS1387-1987, ASTM A53, DIN2440, EN39-2001. Square/Rectangular tube: GB/T6728-2002, ASTM A500 Gr A B C, JIS G3466. |
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Grade |
Q195, Q235, Q345, ST37, ST52, Grade A, Grade B. |
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End finish |
Plain/ beveled ends or threaded with sockets/coupling and plastic caps. |
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Usage |
Scaffolding pipe, Structure pipe, Fence/Door pipe, Furniture, Low pressure fluid pipe for water oil or gas, Boiler pipe. |
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Inspection |
With hydraulic testing, eddy current and infrared test |
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Standard export packing |
In bundles by steel strips, waterproof woven cloth with 7 slats, then pack into 20' or 40' container. |
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Delivery time |
Less than 20days, ASAP to save your time. |
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Payment Terms |
T/T or L/C |
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Others |
1:Special design available according to the clients' requirement. 2:Pipe can be painting. 3:All production process are under the ISO9001:2008 strictly |
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Application
Widely used in construction, bridge, highway, windows of model steel door, machinery, chemical industry, supermarket goods shelf and so on.
Our Advantages:
1) Contract Manufacturing: OEM Service Offered, Design Service Offered, Buyer Label Offered
2) Small quantity is welcome
3) Non-standard products can be ordered
4) A strong production capacity and a large inventory guarantee the quick delivery
5) We have our own steel mill, so business without a third-party
1. One-year follow:
We’ll follow up and concern each order within a year. If there’re any problems of our order or product,
you can contact us.
2. Quick reply:
If you find any quality problem after receiving the goods, you can contact us, we will manage and reply
you in 48 hours.
Contact informtion:
ADD: Room 1103, Xinyu Building, Jingwen Road, Jinghai Town, Jinghai County, Tianjin, China.
Mobile number: +86- 18222107734
Skype: Miranda M
Send Inquiry to This Supplier
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