Best quality Square Tube Galvanized Steel 1×3 - Black Annealed Cold Rolled Square Tube For Steel Furniture And Structure – Win Road Detail:
Cold Rolled Square Tube material is cold rolled carbon steel strap with wall thickness 0.6mm to 2.0mm. When cold-rolled steel strap is heated to the annealing temperature, the surface color will turn black due to high temperature contact with air, which is called black stripping. The physical properties become soft, which is convenient for further welding to make steel pipes. The common hardness is 57HRB, and it can also be reduced to different hardness as needed.
OD | Sqaure: 15mmx15mm – 80mmx80mm; Rectagular: 10mm*20mm-350mm*400mm ; |
Thickness | 0.6mm – 2 mm (11 gauge-36gauge) |
Length Range | 1m-12m (5.8m , 6m, 19ft, 20ft, 21ft,24ft) available customized |
Technique | Cold rolled black annealed |
Surface | Bare, black painting, oiled |
Raw material | Q195 (carbon steel, yield strength 195mpa) |
Application | Furniture pipe, steel structure |
Differences between “black annealed cold rolled square tube” and “hot rolled square tube”
Black annealed cold rolled square tube Raw material is cold rolled steel straps, then is heated (annealing) . Diameter 15mm-80mm Wall thickness 0.6mm-2mm Widely used for steel furniture, chair, desk, table, bed frame, steel structure |
|
Hot rolled square tube Raw is hot rolled steel straps, not heated. Diameter 20mm-400mm Wall thickness 2mm-20mm Used for construction, steel post. |
OD (mm) | OD (inch) | OD (mm) | OD (inch) |
15x1516x1618x18 19×19 20×20 25×25 30×30 38×38 40×40 45×45 50×50 55×55 60×60 65×65 70×70 75×75 80×80 |
0.59”x0.59”0.63”x0.63”0.71”x0.71” 0.74”x0.74” 0.8”x0.8” 1”x1” 1.2”x1.2” 1.5”x1.5” 1.6”x1.6” 1.8”x1.8” 2”x2” 2.2”x2.2” 2.4”x2.4” 2.5”x2.5” 2.8”x2.8” 3”x3” 3.2”x3.2” |
15x2020x25 20×30 20×40 25×50 30×60 40×60 40×80 |
0.59”x0.8”0.8”x1”0.8”x1.2” 1.2”x1.6” 1”x2” 1.2”x2.4” 1.6”x2.4” 1.6”x3.2” |
Application
The cold rolled square tube is widely used for furniture and steel structure frame, such as steel desk, table, chair, steel bed, shelf,gym equipment.
Loading and packing
Package: 1. In bundle, tied with steel straps, no other package.
2.In bundle, wrapped with plastic cover,tied with steel straps, each end with nylon straps.
Loading:
Loading by container for thin wall thickness tubes.
Sometime put small diameter tube into big diameter tube to save container space.
FAQ
1. To get an exact price, please send us below details for your inquiry:
(1) Thickness
(2) OD (out diameter0
(3) Tube legnth
(4) Slightly oiled surface , or dry surface
(5) Quantity
2. What kind of package will I get?
Generally it will be standard exporting package. We can supply the package according to customers’ requirement.
Find more information from “packing & shipping” item above.
3. What’s the differences between “cold rolled” and “cold rolled black annealed”?
The cold rolled black annealed steel coil will go through heating, while “cold rolled steel coil” will not heat again.
4. About the “oiled” surface .
Oiled surface is to prevent the steel from getting rust. While not all customers want the oiled surface. Generally we supply the product without oiled surface.
5. Customized Requirement.
Product is available customized on thickness, OD, surface coating thickness, logo printing, packing. As each requirement is customized, so please contact our sales to get exact answer.
6.Do you supply sample?
Yes, we provide sample. Generally sample is free of charge.
While international courier isn’t free. We will return the courier cost once we cooperate.
Sample will be sent by air courier when weight less than 1kg.
Product detail pictures:
Related Product Guide:
We persist with the principle of "quality 1st, assistance initially, continual improvement and innovation to meet the customers" for your management and "zero defect, zero complaints" as the standard objective. To great our service, we present the products and solutions while using the very good top quality at the reasonable cost for Best quality Square Tube Galvanized Steel 1×3 - Black Annealed Cold Rolled Square Tube For Steel Furniture And Structure – Win Road, The product will supply to all over the world, such as: Honduras, Tunisia, Cairo, Qualified R&D engineer might be there for your consultation service and we will try our best to meet your requirements. So you should feel free to contact us for inquiries. You'll be able to send us emails or call us for small business. Also you are able to come to our business by yourself to get further knowing of us. And we are going to surely present you with the best quotation and after-sale service. We're ready to build stable and friendly relations with our merchants. To achieve mutual success, we'll make our best efforts to build a solid co-operation and transparent communication work with our companions. Above all, we're here to welcome your inquiries for any of our merchandise and service.
By May from Ecuador - 2018.06.28 19:27
Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
By Elsa from Cyprus - 2017.05.02 11:33