CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

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

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cold drawn seamless 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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cold drawn seamless pipe

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China DIN1629 Circular Seamless Mild Steel Tube , Oiling / Black Cold Drawn Steel Pipes factory

DIN1629 Circular Seamless Mild Steel Tube , Oiling / Black Cold Drawn Steel Pipes

DIN1629 Circular Seamless Mild Steel Tube , Oiling / Black Cold Drawn Steel Pipes Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: PE, ends caps Marking: ... Read More
2017-03-14 13:47:38
China High Pressure Heat Exchanger Tubes For Oil / Gas And Steam , Cold Drawn Steel Pipes factory

High Pressure Heat Exchanger Tubes For Oil / Gas And Steam , Cold Drawn Steel Pipes

High Pressure Heat Exchanger Tubes For Oil / Gas And Steam , Cold Drawn Steel Pipes Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps ... Read More
2017-03-14 13:47:38
China Thin Wall Carbon Steel High Pressure Steel Pipe Seamless , Cold Drawn Water And Fuel Pipe factory

Thin Wall Carbon Steel High Pressure Steel Pipe Seamless , Cold Drawn Water And Fuel Pipe

Thin Wall Carbon Steel High Pressure Steel Pipe Seamless , Cold Drawn Water And Fuel Pipe Specifications: ASTM A53/A53M(ASME SA53/53M) Seamless Steel Tubes Steel Grade: A/B Surface Treatment: Oiling/Black ... Read More
2017-03-14 13:47:38
China Precision Heavy Wall Seamless Black Steel Pipe Carbon Steel Tubes ASTM A179 factory

Precision Heavy Wall Seamless Black Steel Pipe Carbon Steel Tubes ASTM A179

Precision Heavy Wall Seamless Black Steel Pipe Carbon Steel Tubes ASTM A179 ASTM A179(ASME SA179) Seamless Steel Pipe Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating Ends: BE/PE, ends ... Read More
2017-03-14 13:47:38
China High Pressure Seamless Steel Pipe GB 5310 Black Alloy Steel Seamless Tubes factory

High Pressure Seamless Steel Pipe GB 5310 Black Alloy Steel Seamless Tubes

High Pressure Seamless Steel Pipe GB 5310 Black Alloy Steel Seamless Tubes 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 Cold Drawn Hot Roll High Pressure Steel Pipe For Heat Exchanger And Boiler factory

Cold Drawn Hot Roll High Pressure Steel Pipe For Heat Exchanger And Boiler

Cold Drawn Hot Roll High Pressure Steel Pipe For Heat Exchanger And Boiler EN10216-1 SEAMLESS CARBON STEEL HIGH PRESSURE PIPE EN10216-1 Part 1: Non-Alloy steel tubes with specified room temperature properties ... Read More
2017-03-14 13:47:38
China Carbon Steel Alloy Steel Pipe Seamless ASTM A213 / SA213 , Cold Drawn Steel Tube factory

Carbon Steel Alloy Steel Pipe Seamless ASTM A213 / SA213 , Cold Drawn Steel Tube

Carbon Steel Alloy Steel Pipe Seamless ASTM A213 / SA213 , Cold Drawn Steel Tube Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: ... Read More
2017-03-14 13:47:38
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 ASME SA210 Grade A1 / C seamless black steel pipe for Boiler , OD 12.7-127mm factory

ASME SA210 Grade A1 / C seamless black steel pipe for Boiler , OD 12.7-127mm

ASME SA210 Grade A1 / C seamless black steel pipe for Boiler , OD 12.7-127mm 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 Seamless Steel Pipe , Cold Crawn Carbon Steel Pipe EN10255 S195T factory

Seamless Steel Pipe , Cold Crawn Carbon Steel Pipe EN10255 S195T

Seamless Steel Pipes , Cold Crawn Carbon Steel Pipe EN10255 S195T Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: as per ... Read More
2017-03-14 13:47:38
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