The standard scale of rolled Pure Copper Foil is (0.05～0.010) mm (thickness) × (40～600) mm (wi...
Following my country's science and technology, many occupations have quickly carried out, especially...
Riveting is to use a metal cylinder or metal tube (rivet) with a slightly smaller diameter than the ...
The function and difference of zinc plating, nickel plating and chrome plating
Solid rivets and hollow rivets
How to deal with Silver Contacts