With the rapid development of electronic technology, various electronic products have been invented and manufactured. During this period, many electronic products need to be powered by batteries, and the functionality of batteries cannot be achieved without the use of battery shrapnel.
Metal stamping refers to the room temperature conditions, steel / non-ferrous metal sheet with the mold, the press to provide the pressure required for processing and formed into the specified shape.
Beryllium copper alloy with excellent mechanical properties, physical properties and chemical properties in one, after heat treatment (solution treatment and aging treatment), with a special steel with high strength limit
Phosphor Bronze (Phosphor Bronze) (Tin Bronze) (Tin Phosphor Bronze) Bronze is added Dephosphorization agent Phosphorus P content 0.03 ~ 0.35%, Tin content 5 ~ 8% .And other trace elements such as Fe, Zn
First, low-cost, low prices to high value-added, high profitability changes, the current construction hardware industry there are still low-cost competition among peers, disrupt the status