Changzhou Joyruns Steel Tube Co., Ltd specializes in the export of
steel pipes for 20 years. We have been a leading supplier of
high-quality steel pipes of carbon, alloy, nickel material and
copper, which is one of the most professional Bundy and stainless
steel pipe manufacturers in China.
Changzhou Joyruns steel tube Co., Ltd has advanced technology,
equipment, management and a good reputation, ensures that
high-quality products and services are provided, the customer is
satisfied. The company has implemented an effective quality
assurance system, and long-term planning, maintenance, control and
improvement of the quality of the products.
We uphold the "JOYUNS" brand "win-win cooperation and practical
The product categories are as follows:
Bundy tube: Single-wall copper tube, Single-wall galvanized tube,
Double-wall copper pipe, Double-wall zinc-coated Bundy tube,
Aluminum tube, Copper tube
Carbon steel pipe: A179 heat-exchanger tube, Boiler tube, Alloy
tube, Automobile precision pipe
Stainless steel pipe: Austenitic stainless steel pipe, Duplex/Super
Duplex stainless steel pipe, Nickel alloy steel pipe, Titanium
All staff sincerely thank you for your concern and use of our
products, and sincerely welcome your valuable comments on our
products and services.