CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

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

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low carbon 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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low carbon steel pipe

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China Hydraulic Mechanical Carbon Steel Seamless Pipe OD 6 - 350mm WT 0.8 - 35mm factory

Hydraulic Mechanical Carbon Steel Seamless Pipe OD 6 - 350mm WT 0.8 - 35mm

Hydraulic Mechanical Carbon Steel Seamless Pipe OD 6 - 350mm WT 0.8 - 35mm Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: as ... Read More
2017-03-14 13:47:38
China Bare and Oil Carbon Steel Seamless Pipe with Chemical and Mechanical Test factory

Bare and Oil Carbon Steel Seamless Pipe with Chemical and Mechanical Test

Bare and Oil Carbon Steel Seamless Pipe with Chemical and Mechanical Test Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE, ends caps Marking: as per ... Read More
2017-03-14 13:47:38
China Black Painting Carbon Steel Seamless Tube Wall Thickness 1.5-12mm For Mechanical factory

Black Painting Carbon Steel Seamless Tube Wall Thickness 1.5-12mm For Mechanical

Black Painting Carbon Steel Seamless Tube Wall Thickness 1.5-12mm For Mechanical GOST 8734-75 SEAMLESS COLD-FORMED STEEL TUBES Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation... Read More
2017-03-14 13:47:38
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
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 Large Diameter Thin Wall Carbon Seamless Steel Pipe / Seamless Mechanical Tubing factory

Large Diameter Thin Wall Carbon Seamless Steel Pipe / Seamless Mechanical Tubing

Large Diameter Thin Wall Carbon Seamless Steel Pipe / Seamless Mechanical Tubing Specifications: Surface Treatment: Bare/Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling/As per requirement Ends: ... Read More
2017-03-14 13:47:38
China Thin Wall Carbon Steel Seamless Pipe factory

Thin Wall Carbon Steel Seamless Pipe

Large Diameter Thin Wall Carbon Seamless Steel Pipe / Seamless Mechanical Tubing Specifications: Surface Treatment: Bare/Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling/As per requirement Ends: ... Read More
2015-11-11 15:53:17
China Structural Din Cold Drawn Precision Steel Pipe Seamless Steel Tube 6m - 16m factory

Structural Din Cold Drawn Precision Steel Pipe Seamless Steel Tube 6m - 16m

Structural Din Cold Drawn Precision Steel Pipe Seamless Steel Tube 6m - 16m Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: PE/BE, ends caps Marking: as ... Read More
2017-03-14 13:47:38
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 High Pressure Unalloyed Carbon Steel Seamless Tube , Heat Temperature Resistant factory

High Pressure Unalloyed Carbon Steel Seamless Tube , Heat Temperature Resistant

High Pressure Unalloyed Carbon Steel Seamless Tube , Heat Temperature Resistant Specifications: Surface Treatment: Bare/Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling or as per required Ends: PE... Read More
2017-03-14 13:47:38
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