A thin layer of magnetic pump stainless steel on the surface of the formation and the stability of the fine solid chromium rich oxide film (protective film), to prevent the infiltration of oxygen atoms, to oxidation, and the ability to obtain anti-corrosion. Once there are some reasons, the thin fil...





+86 18130251359
teflowpumps@tlpumps.com











+86+0563-5093318
