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  • Which material&surface treatment are generally applied in fasteners as bolts nuts and metal parts?
    Carbon steel, stainless steel, copper, aluminum are widely used on these parts. Some parts like in sport or medical industry, titanium is applied to meet special requirement. As for surface finish, it varies by the materials, for example Finish for carbon steel: Zinc Plate, Copper Plate, Dacromet etc. Finish for stainless steel: Mirror, Polish, Geomate, Black Oxide etc. Aluminum: Anodizing (Any color base on RAL available) Copper: Polish, Sn Plate etc.
  • How to choose good hardware suppliers in China?
    There‘re numerous hardware suppliers in China. Generally, they separates in three areas, that is Hebei Province, Zhejiang Province and Guangdong Province. Suppliers from Hebei mainly deal with standard parts, Suppliers in Zhejiang deal with both standard and nonstandard parts, and suppliers from Guangdong mainly deal with customized items. To make a conclusion, suppliers from Guangdong provide the most high quality and high precision parts in China. Zhejiang suppliers has little experience to handle specialty fasteners projects. Hebei supplier prefer to handle with mass standard parts.Shenzhen Peak Fasten Technologies has an technique experience of over 15 years with professional staffs to provide every client point to point service regarding specialty parts and hard to find fasteners. That‘s why we are known and leading the customized fastenerss and precision parts industry.
  • How to test plate quality and rust-resistance property of the galvanized parts?
    Generally, salt spray test is adopted to test the surface finish quality and anti-corrosion property of galvanized parts. It includes NSS Test, ASS Test, CASS Test etc.Salt Spray test result varies from a few hours to over 1000 hours depend on the specific application and industries needs.