CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

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carbon steel seamless tubing

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 steel seamless tubing

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China ASTM A192 Heavy Wall Carbon Steel Seamless Pipe Large Diameter OD 1 / 2 - 7 Inch factory

ASTM A192 Heavy Wall Carbon Steel Seamless Pipe Large Diameter OD 1 / 2 - 7 Inch

ASTM A192 Heavy Wall Carbon Steel Seamless Pipe Large Diameter OD 1 / 2 - 7 Inch SPECIFICATIONS: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating Ends: BE/PE, ends caps Marking: as per ... Read More
2017-03-14 13:47:38
China Hot–Dipped Black Carbon Steel Seamless Pipe Of Steam / Water And Gas factory

Hot–Dipped Black Carbon Steel Seamless Pipe Of Steam / Water And Gas

HotDipped Seamless Black Steel Pipe Carbon Steel Tubes Of Steam And Water Specifications: ASTM A53/A53M(ASME SA53/53M) Seamless Steel Tubes Steel Grade: A/B Surface Treatment: Oiling/Black painting/Varnish... Read More
2017-03-14 13:47:38
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 Heat Exchanger Carbon Steel Seamless Tube With Varnish / Black Painted Surface factory

Heat Exchanger Carbon Steel Seamless Tube With Varnish / Black Painted Surface

Heat Exchanger Carbon Steel Seamless Tube With Varnish / Black Painted Surface Specifications: ASTM A106 COLD DRAWN SEAMLESS CARBON STEEL TUBE Steel Grade: A/B/C Surface Treatment: Bare/Oiling/Black painting... Read More
2017-03-14 13:47:38
China Cold Drawn Low Tensile Carbon Steel Seamless Tubing ASTM A179 / ASME SA179 factory

Cold Drawn Low Tensile Carbon Steel Seamless Tubing ASTM A179 / ASME SA179

Cold Drawn Low Tensile Carbon Steel Seamless Tubing ASTM A179 / ASME SA179 COLD DRAWN CARBON STEEL SEAMLESS TUBE Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/As per required Ends: BE... Read More
2017-03-14 13:47:38
China Carbon Steel Seamless Tube, Cold Drawn, Size 38 * 2.5 mm, Cold Finished, bare tube factory

Carbon Steel Seamless Tube, Cold Drawn, Size 38 * 2.5 mm, Cold Finished, bare tube

CARBON STEEL SEAMLESS TUBE FOR STRUCTURE / BOILER / PETRO-CHEMICAL / FLUID TRANSPORTATION / AUTO PARTS Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE... Read More
2015-12-22 17:28:04
China Carbon Steel Seamless Tube, Cold Drawn, Size 32 * 2.5 mm, Hot Finished, bare tube factory

Carbon Steel Seamless Tube, Cold Drawn, Size 32 * 2.5 mm, Hot Finished, bare tube

CARBON STEEL SEAMLESS TUBE SIZE 32 * 2.5 MM FOR STRUCTURE / BOILER / PETRO-CHEMICAL / FLUID TRANSPORTATION / AUTO PARTS Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating... Read More
2015-12-22 17:28:04
China Carbon Steel Seamless Tube, Cold Drawn, ASTM A179, surface Pickling Phosphating and Lubricating factory

Carbon Steel Seamless Tube, Cold Drawn, ASTM A179, surface Pickling Phosphating and Lubricating

Carbon Steel Seamless Tube, ASTM A179, Surface with Pickling, Phosphating and Lubricating ASTM A179 ( ASME SA179 ) COLD DRAWN SEAMLESS CARBON STEEL PIPE FOR HEAT - EXCHANGER AND CONDENSER Surface Treatment: ... Read More
2015-12-22 17:28:04
China Black Painting Carbon Steel Seamless Tube Wall Thickness 1.5-12mm For Mechanical factory

Black Painting Carbon Steel Seamless Tube Wall Thickness 1.5-12mm For Mechanical

Black Painting Carbon Steel Seamless Tube Wall Thickness 1.5-12mm For Mechanical GOST 8734-75 SEAMLESS COLD-FORMED STEEL TUBES Specifications: Surface Treatment: Oiling/Black painting/Varnish/Passivation... 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
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