CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

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seamless black 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 black steel pipe

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China ASME SA333 Cold Drawn Seamless Tube for Low Temperature Application factory

ASME SA333 Cold Drawn Seamless Tube for Low Temperature Application

ASME SA333 Cold Drawn Seamless Tube for Low Temperature Application SPECIFICATIONS: Surface Treatment: Bare/Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: as per ... Read More
2017-03-14 14:05:25
China ASTM A179 Seamless Cold Drawn U Shaped Pipe For Heat Exchanger And Condenser factory

ASTM A179 Seamless Cold Drawn U Shaped Pipe For Heat Exchanger And Condenser

ASTM A179 Seamless Cold Drawn U Shaped Pipe For Heat Exchanger And Condenser ASTM A179 ( ASME SA179 ) SEAMLESS COLD DRAWN U BEND PIPE FOR HEAT - EXCHANGER AND CONDENSER Surface Treatment: Oiling/Black painting... Read More
2017-03-14 13:47:38
China Carbon Steel Heat Exchange Tube factory

Carbon Steel Heat Exchange Tube

Carbon Steel Heat Exchange Tube Thickness , Heat Resisting Seamless Boiler Tube EN10216-1 SEAMLESS CARBON STEEL HIGH PRESSURE PIPE EN10216-1 Part 1: Non-Alloy steel tubes with specified room temperature ... Read More
2015-11-11 15:50:09
China Cold Finish Bare CS Seamless Pipes ASTM ASME DIN EN BS JIS GB factory

Cold Finish Bare CS Seamless Pipes ASTM ASME DIN EN BS JIS GB

Cold Finish Bare CS Seamless Pipes ASTM ASME DIN EN BS JIS GB 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 High Pressure Seamless Boiler Tubes , JIS G 3454 Carbon Steel Seamless Pipe factory

High Pressure Seamless Boiler Tubes , JIS G 3454 Carbon Steel Seamless Pipe

High Pressure Seamless Boiler Tubes , JIS G 3454 Carbon Steel Seamless Pipe Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: as ... Read More
2015-11-11 15:36:07
China Condenser Heat Exchanger Tubes , Seamless Low Carbon Steel Pipe factory

Condenser Heat Exchanger Tubes , Seamless Low Carbon Steel Pipe

Condenser Heat Exchanger Tubes , Seamless Low Carbon Steel Pipe Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating Ends: BE/PE, ends caps Marking: as per requirement Delivery Condition: ... Read More
2017-03-14 13:47:38
China Structure Boiler Petro Chemical Cold Drawn Seamless Tubing Circular Type factory

Structure Boiler Petro Chemical Cold Drawn Seamless Tubing Circular Type

Structure Boiler Petro Chemical Cold Drawn Seamless Tubing Circular Type 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
China Round Bare Carbon Steel Cold Drawn Seamless Steel Tube 89 * 3.5mm factory

Round Bare Carbon Steel Cold Drawn Seamless Steel Tube 89 * 3.5mm

Round Bare Carbon Steel Cold Drawn Seamless Steel Tube 89 * 3.5mm 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
China ASTM A213 T5 T11 Alloy Steel Seamless Pipes , Boiler And Heat - Exchanger Tubes factory

ASTM A213 T5 T11 Alloy Steel Seamless Pipes , Boiler And Heat - Exchanger Tubes

ASTM A213 T5 T11 Alloy Steel Seamless Pipes , Boiler And Heat - Exchanger Tubes 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 Alloy Steel Seamless Pipes for Boiler factory

Alloy Steel Seamless Pipes for Boiler

ASTM A213 T5 T11 Alloy Steel Seamless Pipes , Boiler And Heat - Exchanger Tubes Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: ... Read More
2015-12-08 14:56:02
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