CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

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carbon seamless 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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carbon seamless steel pipe

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China DIN17175 ST35.8 / ST45.8 seamless carbon steel tube / cs seamless pipe for Boiler Construction factory

DIN17175 ST35.8 / ST45.8 seamless carbon steel tube / cs seamless pipe for Boiler Construction

DIN17175 ST35.8 / ST45.8 seamless carbon steel tube / cs seamless pipe for Boiler Construction BOILER TUBE DIN17175 SEAMLESS TUBES OF HEAT-RESISTANT STEELS Part 1: Specification for low tensile carbon steel ... Read More
2017-03-14 13:47:38
China Heavy Wall Low Carbon Steel Seamless Tube , DIN1629 Non - Alloy Steel Round Pipe factory

Heavy Wall Low Carbon Steel Seamless Tube , DIN1629 Non - Alloy Steel Round Pipe

Heavy Wall Low Carbon Steel Seamless Tube , DIN1629 Non - Alloy Steel Round Pipe Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: PE, ends caps Marking: as ... Read More
2017-03-14 13:47:38
China Cold Drawn Seamless Boiler Tubes And Pipes OD 16-90mm WT 1.5-12.5mm factory

Cold Drawn Seamless Boiler Tubes And Pipes OD 16-90mm WT 1.5-12.5mm

Cold Drawn Seamless Boiler Tubes And Pipes OD 16-90mm WT 1.5-12.5mm Specifications: Production Name: COLD DRAWN CARBON STEEL SEAMLESS TUBE Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphatin... Read More
2017-03-14 13:47:38
China JISG 3461 Galvanized Carbon Steel Seamless Pipe For Preheating Tubes / Industrial factory

JISG 3461 Galvanized Carbon Steel Seamless Pipe For Preheating Tubes / Industrial

JISG 3461 Galvanized Carbon Steel Seamless Pipe For Preheating Tubes / Industrial Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE, ends caps Marking: ... Read More
2017-03-14 13:47:38
China DIN17175 Carbon Steel Seamless Pipe factory

DIN17175 Carbon Steel Seamless Pipe

DIN17175 SEAMLESS TUBES OF HEAT-RESISTANT STEELS Part 1: Specification for low tensile carbon steel tubes without specified elevated temperature properties Specifications: Surface Treatment: Oiling/Black ... Read More
2016-06-21 13:14:07
China Round EN10255 Carbon Steel Seamless Pipe, Carbon Steel Tubes, Cold Drawn factory

Round EN10255 Carbon Steel Seamless Pipe, Carbon Steel Tubes, Cold Drawn

Round EN10255 Carbon Steel Seamless Pipe, Carbon Steel Tubes Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: as per requirement ... Read More
2017-03-14 13:47:38
China Low Pressure Carbon Steel Seamless Tube OD 15mm - 90mm WT 1.5mm - 12mm factory

Low Pressure Carbon Steel Seamless Tube OD 15mm - 90mm WT 1.5mm - 12mm

Low Pressure Carbon Steel Seamless Tube OD 15mm - 90mm WT 1.5mm - 12mm 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 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 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 Low Tensile Carbon Steel Seamless Boiler Tubes BS3059-1 Grade 320 OD 12 - 127mm factory

Low Tensile Carbon Steel Seamless Boiler Tubes BS3059-1 Grade 320 OD 12 - 127mm

Low Tensile Carbon Steel Seamless Boiler Tubes BS3059-1 Grade 320 OD 12 - 127mm BS3059-1 STEEL BOILER AND SUPERHEATER TUBES Part 1: Specification for low tensile carbon steel tubes without specified elevated ... Read More
2017-03-14 13:47:38
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