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 Precision Carbon Steel Seamless Tube factory

Precision Carbon Steel Seamless Tube

Precision Heavy Wall Carbon Steel Seamless Tube DIN1630 , High Performance Specifications: Surface Treatment: Bare/Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling or as per required Ends: PE, ... Read More
2015-11-11 15:53:17
China ASTM A334 Carbon Steel Seamless Pipe And Tube , 2 Inch 4 Inch Steel Pipe Non - Secondary factory

ASTM A334 Carbon Steel Seamless Pipe And Tube , 2 Inch 4 Inch Steel Pipe Non - Secondary

ASTM A334 Carbon Steel Seamless Pipe And Tube , 2 Inch 4 Inch Steel Pipe Non - Secondary SPECIFICATIONS: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps ... Read More
2017-03-14 13:47:38
China Building Structural Carbon Steel Seamless Black Steel Pipe With High Temperature Resistant factory

Building Structural Carbon Steel Seamless Black Steel Pipe With High Temperature Resistant

Building Structural Carbon Steel Seamless Black Steel Pipe With High Temperature Resistant Specifications: Steel Grade: A/B/C Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating Ends: BE/PE... Read More
2017-03-14 13:47:38
China Hot Roll EN10216-1 Round Carbon Steel Pipe Black Painting / Varnish / Oiling factory

Hot Roll EN10216-1 Round Carbon Steel Pipe Black Painting / Varnish / Oiling

Hot Roll EN10216-1 Round Carbon Steel Pipe Black Painting / Varnish / Oiling EN10216-1 SEAMLESS STEEL PIPE (TR1/TR2) FOR PRESSURE PURPOSES Part 1: Non-Alloy steel tubes with specified room temperature ... Read More
2017-03-14 13:47:38
China 1/8 – 3 Inch Cold Drawn Seamless Steel Pipe, Standard ASTM A179 factory

1/8 – 3 Inch Cold Drawn Seamless Steel Pipe, Standard ASTM A179

1/8 3 Inch Cold Drawn Seamless Steel Pipe Standard ASTM A179 ASTM A179 ( ASME SA179 ) COLD DRAWN SEAMLESS CARBON STEEL PIPE FOR HEAT - EXCHANGER AND CONDENSER Surface Treatment: Oiling/Black painting/Varnish... Read More
2017-03-14 13:47:38
China Heat Exchanger Seamless Steel Pipe Surface Pickling Phosphating And Lubricating factory

Heat Exchanger Seamless Steel Pipe Surface Pickling Phosphating And Lubricating

Heat Exchanger Seamless Steel Pipe Surface Pickling Phosphating And Lubricating ASTM A179 ( ASME SA179 ) COLD DRAWN SEAMLESS CARBON STEEL PIPE FOR HEAT - EXCHANGER AND CONDENSER Surface Treatment: Oiling/Black ... Read More
2017-03-14 13:47:38
China Threaded Standard DIN17175 Round Black Mild Steel Seamless Pipe Length 6 - 16m factory

Threaded Standard DIN17175 Round Black Mild Steel Seamless Pipe Length 6 - 16m

Threaded Standard DIN17175 Round Black Mild Steel Seamless Pipe Length 6 - 16m SEAMLESS STEEL PIPE DIN17175 OF HEAT-RESISTANT STEELS Part 1: Specification for low tensile carbon steel tubes without specified ... Read More
2017-03-14 13:47:38
China Gas / Steam / Water Transportation And black / bare /oiled steel pipe ASTM A53 factory

Gas / Steam / Water Transportation And black / bare /oiled steel pipe ASTM A53

Gas / Steam / Water Transportation And black / bare /oiled steel pipe ASTM A53 Specifications: ASTM A53/A53M(ASME SA53/53M) Seamless Steel Pipe Steel Grade: A/B Surface Treatment: Oiling/Black painting/Varnish... Read More
2017-03-14 13:47:38
China Standard ASTM A210 Middle Carbon Steel Pipe Seamless Steel Tube Of Water / Oil And Gas factory

Standard ASTM A210 Middle Carbon Steel Pipe Seamless Steel Tube Of Water / Oil And Gas

Standard ASTM A210 Middle Carbon Steel Pipe Seamless Steel Tube Of Water / Oil And Gas SPECIFICATIONS: Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling Ends: BE/PE, ends caps ... Read More
2017-03-14 13:47:38
China ASTM A179 Seamless Carbon Steel Pipe OD 19.05mm / 25.4mm / 31.75mm factory

ASTM A179 Seamless Carbon Steel Pipe OD 19.05mm / 25.4mm / 31.75mm

ASTM A179 Seamless Carbon Steel Pipe OD 19.05mm / 25.4mm / 31.75mm ASTM A179 ( ASME SA179 ) COLD DRAWN SEAMLESS CARBON STEEL PIPE FOR HEAT - EXCHANGER AND CONDENSER Surface Treatment: Oiling/Black painting... Read More
2017-03-14 13:47:38
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