Dear customer, thanks for visiting our webpage! With more than 11 years of manufacturing experience, we mainly supply full range of welded steel pipes, galvanized steel pipes and seamless pipes with high quality and best price !

Top quality API 5L GR.B seamless steel pipe for building materials

 General Information

Black Steel Pipe Sizes  

1. Do you have factory ?
   Answer: Yes, we have our own factory and have been engaged in steel pipe manufacturing for more than 11 years.

2. Surface Treatment: Do pipes need oiled if clients' wanted black/original surface?

    Answer: Generally pipes don't need to be oilded, but we are able to be customized.

3. Certificate of Origin: Can you provide us certificate of Origin?

   Answer: Yes, we could provide From-E, Form-F for example.

4. I've send the specification, why you couldn't provide a price for reference?

    Answer: Just sending pecification is not enough. Generally, we need specification(width, out diameter, wall thickness, length),  material, ends treatment, surface treatment, your quantity and other details.

5. How can I pay ?

    Answer :  L/C, T/T

6 How much would be the tolerance/deviation ?

    Answer   more or less 5%