CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

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

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Carbon Steel Seamless Tube

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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Carbon Steel Seamless Tube

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China Carbon Steel Seamless Tube for Petro-Chemical Equipments, size 25*2.5mm/16*2mm, factory

Carbon Steel Seamless Tube for Petro-Chemical Equipments, size 25*2.5mm/16*2mm,

Carbon Steel Seamless Tube for Petro-Chemical Equipments Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: as per requirement ... Read More
2017-03-11 14:14:30
China GB 9948  Cold Drawn Seamless Tube for Petroleum cracking, carbon steel, OD 15 - 90 mm factory

GB 9948 Cold Drawn Seamless Tube for Petroleum cracking, carbon steel, OD 15 - 90 mm

GB 9948 SEAMLESS STEEL TUBES FOR PETROLEUM CRACKING Specifications: Steel Grade: 10/20/12CrMo/15CrMo Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating Ends: BE/PE, ends caps Marking: as ... Read More
2015-12-22 17:28:04
China Carbon Steel Seamless Tube, Cold Drawn, ASTM A179, surface Pickling Phosphating and Lubricating factory

Carbon Steel Seamless Tube, Cold Drawn, ASTM A179, surface Pickling Phosphating and Lubricating

Carbon Steel Seamless Tube, ASTM A179, Surface with Pickling, Phosphating and Lubricating ASTM A179 ( ASME SA179 ) COLD DRAWN SEAMLESS CARBON STEEL PIPE FOR HEAT - EXCHANGER AND CONDENSER Surface Treatment: ... Read More
2015-12-22 17:28:04
China Carbon Steel Seamless Tube, Cold Drawn, Size 32 * 2.5 mm, Hot Finished, bare tube factory

Carbon Steel Seamless Tube, Cold Drawn, Size 32 * 2.5 mm, Hot Finished, bare tube

CARBON STEEL SEAMLESS TUBE SIZE 32 * 2.5 MM FOR STRUCTURE / BOILER / PETRO-CHEMICAL / FLUID TRANSPORTATION / AUTO PARTS Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating... Read More
2015-12-22 17:28:04
China Carbon Steel Seamless Tube, Cold Drawn, Size 38 * 2.5 mm, Cold Finished, bare tube factory

Carbon Steel Seamless Tube, Cold Drawn, Size 38 * 2.5 mm, Cold Finished, bare tube

CARBON STEEL SEAMLESS TUBE FOR STRUCTURE / BOILER / PETRO-CHEMICAL / FLUID TRANSPORTATION / AUTO PARTS Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE... Read More
2015-12-22 17:28:04
China Carbon Steel Seamless Tube, Cold Drawn, Size 89 * 3.5 * 6000mm, bare tube factory

Carbon Steel Seamless Tube, Cold Drawn, Size 89 * 3.5 * 6000mm, bare tube

COLD DRAWN SEAMLESS CARBON STEEL TUBE FOR STRUCTURE / BOILER / PETRO-CHEMICAL / FLUID TRANSPORTATION / AUTO PARTS Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating... Read More
2015-12-22 17:28:04
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