CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

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

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seamless 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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seamless carbon steel pipe

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China Custom Seamless Carbon Steel U Bend Pipe For Boiler And Superhearter factory

Custom Seamless Carbon Steel U Bend Pipe For Boiler And Superhearter

Custom Seamless Carbon Steel U Bend Pipe For Boiler And Superhearter 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 Seamless Carbon Steel Heat Exchanger Tubes JIS G 3461 STB340 STB410 factory

Seamless Carbon Steel Heat Exchanger Tubes JIS G 3461 STB340 STB410

Seamless Carbon Steel Heat Exchanger Tubes JIS G 3461 STB340 STB410 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 1/8 - 26 Inch Seamless Carbon Steel High Pressure Steel Tube Wall Thickness  factory

1/8 - 26 Inch Seamless Carbon Steel High Pressure Steel Tube Wall Thickness 

1/8 - 26 Inch Seamless Carbon Steel High Pressure Steel Tube Wall Thickness 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 ASTM A519 Cold Drawn Carbon And Alloy Steel Seamless Pipes For Mechanical , Auto Parts factory

ASTM A519 Cold Drawn Carbon And Alloy Steel Seamless Pipes For Mechanical , Auto Parts

ASTM A519 Cold Drawn Carbon And Alloy Steel Seamless Pipes For Mechanical , Auto Parts SPECIFICATIONS: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps ... Read More
2017-03-14 13:47:38
China Black Round Steel Tubing Seamless , EN10297-1 Engineering And Mechanical Steel Tubing factory

Black Round Steel Tubing Seamless , EN10297-1 Engineering And Mechanical Steel Tubing

Black Round Steel Tubing Seamless , EN10297-1 Engineering And Mechanical Steel Tubing EN10297-1 SEAMLESS CIRCULAR STEEL TUBES FOR MECHANICAL AND GENERAL ENGINEERING PURPOSES Part 1: Non-Alloy and Alloy steel ... Read More
2017-03-14 13:47:38
China Precision Heavy Wall Carbon Steel Seamless Tube DIN1630 , High Performance factory

Precision Heavy Wall Carbon Steel Seamless Tube DIN1630 , High Performance

Precision Heavy Wall Carbon Steel Seamless Tube DIN1630 , High Performance 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
China Precision Carbon Steel Seamless Tube factory

Precision Carbon Steel Seamless Tube

Precision Heavy Wall Carbon Steel Seamless Tube DIN1630 , High Performance Specifications: Surface Treatment: Bare/Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling or as per required Ends: PE, ... Read More
2015-11-11 15:53:17
China Hydraulic Mild Steel Pipe 8mm Thickness , Seamlss Carbon And Alloy Steel Tube ASTM A519 factory

Hydraulic Mild Steel Pipe 8mm Thickness , Seamlss Carbon And Alloy Steel Tube ASTM A519

Hydraulic Mild Steel Pipe 8mm Thickness , Seamlss Carbon And Alloy Steel Tube ASTM A519 SPECIFICATIONS: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps ... Read More
2017-03-14 13:47:38
China Industrial Precision Seamless Steel Tubes / CS Seamless Pipes E215 E235 E355 Grade factory

Industrial Precision Seamless Steel Tubes / CS Seamless Pipes E215 E235 E355 Grade

Industrial Precision Seamless Steel Tubes / CS Seamless Pipes E215 E235 E355 Grade EN10305-1 SEAMLESS STEEL TUBES FOR PRECISION APPLICATIONS Part 1: Seamless cold drawn tubes Specifications: Surface Treatment: ... Read More
2017-03-14 13:47:38
China Industrial Precision Seamless Steel Tubes , Cold Drawn and Stress Relieved factory

Industrial Precision Seamless Steel Tubes , Cold Drawn and Stress Relieved

Industrial Precision Seamless Steel Tubes with Cold Drawn and Stress Relieved EN10305-1 SEAMLESS STEEL TUBES FOR PRECISION APPLICATIONS Part 1: Seamless cold drawn tubes Specifications: Surface Treatment: ... Read More
2017-03-14 13:47:38
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