CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

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

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seamless mechanical 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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seamless mechanical tube

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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 Black Industrial Hydraulic Cylinder Tube , High Pressure Seamless Steel Pipe DIN2391 factory

Black Industrial Hydraulic Cylinder Tube , High Pressure Seamless Steel Pipe DIN2391

Black Industrial Hydraulic Cylinder Tube , High Pressure Seamless Steel Pipe DIN2391 Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: PE/BE, ends caps ... Read More
2017-03-14 13:47:38
China DIN1629 Non - Alloy Seamless Steel Round Heat Exchanger Piping factory

DIN1629 Non - Alloy Seamless Steel Round Heat Exchanger Piping

DIN1629 Non - Alloy Seamless Steel Round Heat Exchanger Piping DIN1629 SEAMLESS CIRCULAR UNALLOYED HEAT EXCHANGER STEEL TUBES WITH SPECIAL REQUIREMENTS Specifications: Surface Treatment: Oiling/Black painting... Read More
2017-03-14 13:47:38
China Seamless Steel Round Piping factory

Seamless Steel Round Piping

DIN1629 Non - Alloy Seamless Steel Round Heat Exchanger Piping DIN1629 SEAMLESS CIRCULAR UNALLOYED HEAT EXCHANGER STEEL TUBES WITH SPECIAL REQUIREMENTS Specifications: Surface Treatment: Oiling/Black painting... Read More
2015-11-11 15:50:09
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 SA333 Gr.6 seamless steel tube for Low Temperature , OD30mm factory

ASME SA333 Gr.6 seamless steel tube for Low Temperature , OD30mm

ASME SA333 Gr.6 seamless steel tube for Low Temperature , OD30mm SPECIFICATIONS: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: as per ... Read More
2017-03-14 14:04:25
China ASME SA333 Gr.6 seamless carbon steel pipe for Low Temperature application factory

ASME SA333 Gr.6 seamless carbon steel pipe for Low Temperature application

ASME SA333 Gr.6 seamless carbon steel pipe for Low Temperature application SPECIFICATIONS: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: as ... Read More
2017-03-14 14:12:28
China Mechanical Seamless U Bend Pipe ASTM A210 /  SA210 , 32mm Waste Pipe With PED , ISO factory

Mechanical Seamless U Bend Pipe ASTM A210 / SA210 , 32mm Waste Pipe With PED , ISO

Mechanical Seamless U Bend Pipe ASTM A210 / SA210 , 32mm Waste Pipe With PED , ISO SPECIFICATIONS: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps ... Read More
2017-03-14 13:47:38
China Mild Steel Round Tube For Mechanical And Industrial , Mild Steel Exhaust Tubing EN10297-1 factory

Mild Steel Round Tube For Mechanical And Industrial , Mild Steel Exhaust Tubing EN10297-1

Mild Steel Round Tube For Mechanical And Industrial , Mild Steel Exhaust Tubing EN10297-1 EN10297-1 SEAMLESS MILD STEEL TUBES FOR MECHANICAL AND GENERAL ENGINEERING PURPOSES Part 1: Non-Alloy and Alloy steel ... Read More
2017-03-14 13:47:38
China High Pressure Mechanical Seamless Alloy Steel Pipe / Tubes OD WT Customized factory

High Pressure Mechanical Seamless Alloy Steel Pipe / Tubes OD WT Customized

High Pressure Mechanical Seamless Alloy Steel Pipe / Tubes OD WT Customized 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
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