CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

We are leading manufacturer of CDS and HFS pipes and Tubes.

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colddrawn seamless steel pipe

Good quality Seamless Boiler Tubes for sales
Good quality Seamless Boiler Tubes for sales
RUIYUAN is a reliable supplier, we trust in them and already cooperated for 5 years. They offer good and stable quality, best service and price.

—— Mr.Wang from SINOPEC

As we've cooperated more than 7 years, RUIYUAN is not only a business partner, but also became a very best friend for us.

—— Mr.Sanjay Bajaj

They will always keep their words, and always put customer's benefit on first consideration, that's why we chose them as a long-term business partner!

—— Mr.Thomas BIttig

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colddrawn seamless steel pipe

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China ASTM A333 Gr.1 / Gr. 6 Seamless Steel Pipe with pickling phosphating and lubricating factory

ASTM A333 Gr.1 / Gr. 6 Seamless Steel Pipe with pickling phosphating and lubricating

ASTM A333 Gr.1 / Gr. 6 Seamless Steel Pipe with pickling phosphating and lubricating SPECIFICATIONS: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling/Lubricating Ends: BE/PE, ... Read More
2017-03-14 14:00:43
China ASTM A179 Seamless Steel Pipe , Cold Drawn Carbon Steel Pipe OD30 * WT2.5mm factory

ASTM A179 Seamless Steel Pipe , Cold Drawn Carbon Steel Pipe OD30 * WT2.5mm

ASTM A179 Seamless Steel Pipe , Cold Drawn Carbon Steel Pipe OD30 * WT2.5mm Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating Ends: BE/PE, ends caps Marking: as per requirement Delivery ... Read More
2017-03-14 14:02:44
China ASTM A210 Gr. A1 seamless carbon steel pipe for Super Heater and Boiler factory

ASTM A210 Gr. A1 seamless carbon steel pipe for Super Heater and Boiler

ASTM A210 Gr. A1 seamless carbon steel pipe for Super Heater and Boiler SPECIFICATIONS: Surface Treatment: Bare/Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: as ... Read More
2017-03-14 14:02:09
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