Chinese wholesale Astm A53 Black Steel Pipe - Cold Rolled Black Annealed Steel Pipe 19mm 20mm – Win Road

Cold Rolled Steel Pipe Size Chart

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.
Sometimes 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 diameter)

(3) Length of each pipe

(4) 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.

3. What’s the differences between “cold rolled” and “cold rolled black annealed”?
--The cold rolled black annealed steel will go through heating, while “cold rolled steel ” 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, width, surface coating thickness, logo printing, packing, slitting to steel sheet and others. 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.