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Hardware product basic knowledge introduction

Hardware products refer to various industrial parts made of steel, non-ferrous metals and other materials, usually used in construction, furniture, machinery, electronics, automobiles and other fields. Hardware products include screws, nuts, hinges, door locks, door and window fittings, self tapping......

Basic knowledge of mold

"Mold is the mother of industry" this sentence has been familiar, the importance of mold is increasingly recognized by people, mold design and mold manufacturing technology has made great progress.

What does mechanical hardware include?How to maintain hardware products?

There are a lot of things in the hardware industry, large and small can not count, so there will be classification, mechanical hardware is one of them, many people for its kind may not understand, there are some questions, what mechanical hardware includes? The following nine is hardware network to ......

Inspection method for appearance defects of stamping parts

1. Touch test method Clean the surface of the outer covering with clean gauze. Inspectors need to wear touching gloves and touch the surface of the parts vertically and close to the surface of the parts to sense the small bump on the surface of the parts. This inspection method depends on the inspe......

Two forming processes of spring

(1) Cold forming process of spring One time automation ability of cold forming process. At present, the cold forming machine has developed to 12 claws. The steel wire within the range of (0.3 ~ 14) mm is basically formed at one time by the 8-jaw forming machine. Current development direction of for......

What is the hexagonal bolts

A fastener consisting of a head and a screw. Bolts are divided into iron bolts and stainless steel bolts according to their materials, namely hexagonal head bolts (partial thread)-level C and hexagonal head bolts (full thread)-level C.

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