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Refers to the parts that are placed between the connected parts and the nuts. Generally, they are flat metal rings that are used to protect the sur...

The nut specification table unifies various nuts in detail and uses a table to subdivide some specifications of nuts.

Copper nuts made of various embossed wires (usually lead brass, such as H59, 3604, 3602).

Nuts are mainly based on the national standard (GB), German standard (DIN), international standard (ISO), Japanese standard (JIS), American standar...

Nuts are parts that tightly connect mechanical equipment. Through the inner thread, nuts and bolts of the same specifications can be connected toge...

Nuts are nuts that are screwed together with bolts or screws to tighten.

Advanced bolts are the foundation of high-end machinery manufacturing, and their role can be described as "a little effort can achieve a great resu...

Bolt inspection can be divided into two types: manual and machine.

Ordinary and reamed. Ordinary bolts mainly bear axial force, and can also bear lateral force with low requirements. Bolts for reamed holes should m...

Generally, countersunk heads are used in places where the surface after connection is required to be smooth and without protrusions.

Bolts have many names, and each person may call them differently. Some people call them screws.

Based on the force-bearing mode of the connection, they are divided into ordinary and reamed bolts.