(1) HingeOrdinary hinges: used for cabinet doors, windows, doors, etc. Materials are iron, copper and stainless steel. The disadvantage of ordinary hinges is th...
2. Take a welding rod with a diameter of less than 3.2 mm and use a medium and small current to carry out surfacing welding from the inside to the outside in th...
The materials for stamping parts are mainly hot-rolled or cold-rolled (mainly cold-rolled) metal sheet and strip materials, such as carbon steel sheets, alloy s...
Hinge: Widely used in doors, windows, furniture and other scenes, the materials are iron, copper, zinc alloy, stainless steel, etc. Door and window hinges can b...
Tool wear includes the following two forms:1. Wear due to mechanical action, such as chipping or abrasive wear;2. Wear due to heat and chemical action, such as ...
Electroplating of connector contacts also serves a mechanical purpose, rubbing two pieces of metal can cause friction and damage, and a layer of electroplating ...
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