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 Industrial Carbon Steel Heat Exchanger Tubes ASTM A179 / Seamless Mechanical Tubing factory

Industrial Carbon Steel Heat Exchanger Tubes ASTM A179 / Seamless Mechanical Tubing

Industrial Carbon Steel Heat Exchanger Tubes ASTM A179 / Seamless Mechanical Tubing Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating Ends: BE/PE, ends caps Marking: as per requirement ... 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 Large Diameter Thin Wall Carbon Seamless Steel Pipe / Seamless Mechanical Tubing factory

Large Diameter Thin Wall Carbon Seamless Steel Pipe / Seamless Mechanical Tubing

Large Diameter Thin Wall Carbon Seamless Steel Pipe / Seamless Mechanical Tubing Specifications: Surface Treatment: Bare/Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling/As per requirement Ends: ... Read More
2017-03-14 13:47:38
China Heat Resistant Cold Worked Seamless Steel Tubes / Mechanical Pipe OD 5 - 250mm factory

Heat Resistant Cold Worked Seamless Steel Tubes / Mechanical Pipe OD 5 - 250mm

GOST 8734-75 Cold Worked Seamless Steel Tubes / Mechanical Pipe OD 5 - 250mm GOST 8734-75 SEAMLESS COLD-FORMED STEEL PIPES Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphatin... Read More
2017-03-14 13:47:38
China Mechanical JIS G 3461 Seamless Boiler Tube Wall Thickness 12mm Carbon Steel Pipe factory

Mechanical JIS G 3461 Seamless Boiler Tube Wall Thickness 12mm Carbon Steel Pipe

Mechanical JIS G 3461 Seamless Boiler Tube Wall Thickness 12mm Carbon Steel Pipe Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE, ends caps Marking: as ... Read More
2017-03-14 13:47:38
China Precision Heavy Wall Low Temperature Carbon Steel Pipe Seamless For Boiler Flue factory

Precision Heavy Wall Low Temperature Carbon Steel Pipe Seamless For Boiler Flue

Precision Heavy Wall Low Temperature Carbon Steel Pipe Seamless For Boiler Flue EN10216-1 SEAMLESS STEEL TUBE (TR1/TR2) FOR PRESSURE PURPOSES Part 1: Non-Alloy steel tubes with specified room temperature ... Read More
2017-03-14 13:47:38
China Heavy Wall Carbon Steel Pipe Seamless factory

Heavy Wall Carbon Steel Pipe Seamless

Precision Heavy Wall Low Temperature Carbon Steel Pipe Seamless For Boiler Flue EN10216-1 SEAMLESS STEEL TUBE (TR1/TR2) FOR PRESSURE PURPOSES Part 1: Non-Alloy steel tubes with specified room temperature ... Read More
2015-11-11 15:43:30
China EN10305-4 Precision Steel Tube factory

EN10305-4 Precision Steel Tube

EN10305-4 SEAMLESS STEEL TUBES FOR PRECISION APPLICATIONS Part 4: Seamless cold drawn tubes for hydraulic and pneumatic power systems Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation... Read More
2015-11-11 15:34:06
China ASME SA210 A1 / C Seamless Boiler Tubes with Phosphating / Oiling factory

ASME SA210 A1 / C Seamless Boiler Tubes with Phosphating / Oiling

ASME SA210 A1 / C Seamless Boiler Tubes with Phosphating / Oiling 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 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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