Double layer rolled welded steel pipe_Shanghai Tianyang Steel Pipe Co., Ltd

Main features: high cleanliness of the inner surface, good strength, high elongation, good reprocessing ability, and good leakage resistance; It has high resistance to explosion pressure and excellent anti-corrosion performance after surface treatment, making it an ideal material for manufacturing condenser pipes, evaporator pipes, and automotive oil pipes. We can provide any length of coil or straight pipe according to user requirements.

Specification and Performance Table of Double Layer Welded Pipe

Surface treatment of double-layer welded pipes
1. Galvanization

2. PVF coated pipes and EPOXY coated pipes

Main features:
Coating PVF or EPOXY on galvanized passivation substrate, PVF and EPOXY pipes have strong anti-corrosion ability. Mainly used for manufacturing high-end automotive oil pipes.
3. Nylon (PA12) coated pipe

Main features: Electroplated Zn chromium free passivation coated nylon layer (PA12) pipe. It has strong anti-corrosion ability, strong coating adhesion, impact resistance, and beautiful appearance, especially in line with environmental protection requirements. Mainly used for hard pipe systems in high-end cars.