Made of premium A106 Gr.B carbon steel base, processed by integrated hot-dip galvanizing treatment, featuring strong oxidation resistance and long-term outdoor anti-rust performance.
The zinc coating is uniform, dense and firmly bonded with the steel substrate, not easy to peel or crack. It retains excellent pressure resistance and mechanical stability of carbon steel pipe.
Strictly produced in accordance with ASTM standard, with complete pressure test and zinc layer thickness test records. Suitable for wet and corrosive water supply and fire protection pipeline environments.