Changzhou Yuanyang Steel Tubes Co., Ltd was founded in 1983. It is a professional corporation for seamless steel tube, which is located in eastern of Changzhou Jiangsu Province. Physical geography location is superior, near Hu-ning Railway & expressway and near the Jing-Hang grant canal. It is easy for visit and shipping.

We have two product lines for seamless steel tube about hot rolled & cold drawn, the cold drawn line have worked more than 20 years, the throughput is about 30, 000 tons per year. We have put into production a new line forφ 159 accu-roll units, it is topping line in China. It will produce steel tube about 150, 000 tons, the diameter size is from 60mm to 168mm, thickness from 4.5mm to 20mm. The products have good precision sizes; Uniform thickness; Glabrous surface and good linearity. The products are including Petroleum casing, Petroleum tubing. Tube for coupling, Line pipe for foreign trade. Seamless steel tubes for high pressure boiler, Seamless steel tubes for low &medium pressure boiler, seamless steel tubes for liquid service, seamless steel tubes for structural purpose. Seamless steel tubes for engine machining, seamless steel tubes for geological drill purposes. Seamless steel tubes for hydraulic pressure stanchion, seamless steel tubes for cars.

We pay attention to mend and perfection of the quality management system, and also insist on quality policy "Science and technology innovation, quality paramountcy "in all time. We have many kinds of certificates and licenses for ISO9001-2000, API SPEC 5CT & API SPEC 5L, and approval of making tube for boiler and pressure vessel.

The seamless steel tubes we manufacture are widely applied in many industries such as chemical, boiler, geologic, construction, auto, engine, oil etc. We also exported to USA, Canada, Japan, Korea, Thailand, Malaysia, Philippine, Indonesia and Taiwan, Hongkong.

"Honesty and trust, double-win" is our management religion, "specialization and internationalization" is our development strategy. Let us wish Yuanyang have a nice future!