Cangzhou Liheng Steel Pipe Co., Ltd
Our products are widely used as petroleum pipelines, natural gas pipelines, coal gas pipelines, water supply pipelines, drainage water pipelines, heat supply network pipelines, pressurized air pipelines, common gas pipelines, construction foundation piles, steel structure buildings, steel structure bridges, seaports and docks. Contact Us
LOCATION: Welded steel pipe > Welded steel pipes with large OD & big Thickness
Welded steel pipes with large OD & big Thickness



We’re a very specialized seamless steel pipe manufacturer in China with more than 16 years history. When our technology of seamless steel pipes matured and we took important affect on steel pipe markets, in 2004 we introduced new professional technique teams and advanced production lines for welded steel pipes and rectangular/square steel pipes. Through years’ development, our total captial assets have reached USD14,000,000.00. Now our annual output for welded steel pipes is over 600,000tons.


Regarding the welded steel pipes we have gained ISO9001,CE, API 5L, API 5CT certificates. We have three technology for welded pipes, which are ERW, LSAW and SSAW. Besides, we have trustful sub-factories to provide excellent cement-lined steel pipes and ceramic lined steel pipes with competitive price for you.


Description of Large OD & Thickness pipes (welded type): 

 1. Outside Diamater:


 2. Thickness:


 3. Length:


 4. Prodcuing Standard:

API 5L, API 5CT, EN10217, EN10219, ASTM A53, GB/T13793, GB/T3091, GB/T9111.1 or According to technical protocol

 5. Material:

(1) ASTM A36, A53, A210, A283, A333
(2) ST33,ST35, ST52
(3) STPY41, STS49, STPT49
(4) S235, S355, E235, E355 etc

 6. Surface treatment:

 Galvanized, brush oil, brush black paint, Epoxy, 3PE anti-corrosion, 3PP anti-corrosion etc

 7. Certificate:

 ISO 9001, CE

 9. Third party inspection:

 BV, SGS etc

10. Usage:

 Structural use or support use

Our principle: Quality & Reputation First.We never do insincere business with customers. We guarantee the quality of all the products we sell. During the producing process and before we deliver the goods, we have professional technique teams and inspecting teams to check the quality. If you find any quality problem when you receive the goods, we’ll take full responsibility of it. Besides, we welcome you to send a third party inspecting company (SGS,BV etc ) to check the final products before shipment.

Add:Yanshan City,CangZhou County,Hebei Province,China

Tel: 0086-15533718298

Fax: 0086-317-5128200