CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

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high pressure steel tubes

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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high pressure steel tubes

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China Bare Cold Drawn Carbon Steel Seamless Tube 89 * 3.5 * 6000mm factory

Bare Cold Drawn Carbon Steel Seamless Tube 89 * 3.5 * 6000mm

Bare Cold Drawn Carbon Steel Seamless Tube 89 * 3.5 * 6000mm Specifications: Surface Treatment: Bare/Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps Marking: as per ... Read More
2017-03-14 13:47:38
China DIN 17175 ST45.8 / 1.0405 Seamless Boiler Tubes , Heat Resistant Seamless Steel Tube OD45mm factory

DIN 17175 ST45.8 / 1.0405 Seamless Boiler Tubes , Heat Resistant Seamless Steel Tube OD45mm

DIN 17175 ST45.8 / 1.0405 Seamless Boiler Tubes , Heat Resistant Seamless Steel Tube OD45mm DIN17175 SEAMLESS TUBES OF HEAT-RESISTANT STEELS Part 1: Specification for low tensile carbon steel tubes without ... Read More
2017-03-14 14:00:01
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 Cold Drawn Carbon Steel Seamless Tube In Construction Of Boilers And Pipe - Line factory

Cold Drawn Carbon Steel Seamless Tube In Construction Of Boilers And Pipe - Line

Cold Drawn Carbon Steel Seamless Tube In Construction Of Boilers And Pipe - Line DIN17175 SEAMLESS TUBES OF HEAT-RESISTANT STEELS Part 1: Specification for low tensile carbon steel tubes without specified ... 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 ASTM A106 Hot Roll Cold Drawn Seamless Mechanical Tubing Carbon Steel 6m - 16m factory

ASTM A106 Hot Roll Cold Drawn Seamless Mechanical Tubing Carbon Steel 6m - 16m

ASTM A106 Hot Roll Cold Drawn Seamless Mechanical Tubing Carbon Steel 6m - 16m Specifications: Steel Grade: A/B/C Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating Ends: BE/PE, ends caps ... Read More
2017-03-14 13:47:38
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 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 High Performance Cold Drawn Seamless Tube DIN1630 ST37.4 / 1.0255 OD42mm factory

High Performance Cold Drawn Seamless Tube DIN1630 ST37.4 / 1.0255 OD42mm

High Performance Cold Drawn Seamless Tube DIN1630 ST37.4 / 1.0255 OD42mm Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: PE, ends caps Marking: as per ... Read More
2017-03-14 14:06:33
China ASME SA210 Gr. A1 Cold Drawn Seamless Tube , round steel tubing OD less than 100mm factory

ASME SA210 Gr. A1 Cold Drawn Seamless Tube , round steel tubing OD less than 100mm

ASME SA210 Gr. A1 Cold Drawn Seamless Tube , round steel tubing OD less than 100mm SPECIFICATIONS: Surface Treatment: Bare/Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps ... Read More
2017-03-14 14:07:21
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