Stainless steel (StainlessSteel) is acid-resistant stainless steel is referred to, we generally resistant to steam, water, air and other weak corrosive media, or a stainless steel as stainless steels; resistant to chemical corrosion (acid, alkali, salt and other chemical leaching erosion) of steel called acid-resistant steel. As the two differences in the chemical composition of different leaving their corrosion resistance of stainless steel door Which is good, ordinary stainless steel is generally intolerant of chemical corrosion, while the acid-resistant steel are generally of a stainless steel. Stainless Tongmen election Wing 康圣昌 industry and trade, product qualities rich, luxurious atmosphere, imported copper plate, abrasion-resistant, corrosion-chang Industry and Trade of St. remind you to buy security doors should pay attention to the following points: (4) Check Process Quality: Special attention should check for welding defects, such as the open welding, not welding, weld and so on. Look doors and door frames with whether dense, space is uniform, whether open and flexible stainless steel doors, all joints are dense, the surface should be treated with preservatives door stainless steel door fittings, generally should be painting and spray, paint surface should be no air bubbles uniform color stainless steel door manufacturers, most of the doors in the door frame is also embedded with a rubber seal, will not issue harsh sound of metal crash when closing the door. Yongkang St. Chang professional design and production industry and trade security door products, using high-quality materials Luoyang copper surface after the high-tech chemical processing large stainless steel door handles |. St. Chang Industry and Trade reasonable price (certified) | stainless steel door from Zhejiang Yongkang St. Chang Ltd. provided. Yongkang St. Chang Ltd. (www.shengchangco.com/about/) Zhejiang Jinhua, household goods inventory leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. Trade and Industry Leadership at St. Chang staff warmly welcome all inquiries negotiations to create ShengChang better future for industry and trade.