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Hex bolt standards, what are the types of hexagon bolts?

2021-09-24

Hexagon Bolts are actually called a variety of methods. For example, they can be called hexagonal Screws. For example, they can be called hexagonal screws. It can also be called a Hexagonal Bolt. This is the same meaning. It`s just that personal habits are different. The following creation of the screw manager Zhu introduced the basic knowledge of the hexagonal Screw standard.

1. Ordinary bolts are divided into three types: A, B, and C. The first two are refined bolts and are less used. Generally speaking, ordinary bolts refer to Class C ordinary bolts.

2. Common C-class bolts are commonly used in some temporary connections and connections that need to be removed. Common bolts commonly used in building structures are M16, M20, and M24. Some mechanical industry rough bolts may be large in diameter and special in use.

High-strength bolts

3. The material of the high-strength Bolt is different from the ordinary bolt. High-strength bolts are generally used for permanent connections. Commonly used are M16~M30. The oversized high-strength bolts are unstable and should be used with caution.

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