Parameter
|
Standard |
DIN933/931 |
|
Name |
Hexagon head bolts |
|
Material |
carbon steel, stainless steel, etc. |
|
Grade |
Grade 4.8, Grade 5.8, Grade 8.8 |
|
Nominal diameter |
M2-M48 |
|
Pitch |
0.4-5 |
|
Surface treatment |
ZP,YZ,BLACK |
|
Alias |
Hexagon bolts |
|
Screw Thread |
M14 |
M18 |
M24 |
|
|
pitch |
2 |
2.5 |
3 |
|
|
across flats |
max |
22 |
27 |
36 |
|
min |
21.67 |
26.67 |
35.38 |
|
|
thickness |
max |
8.98 |
11.72 |
15.22 |
|
min |
8.62 |
11.28 |
14.78 |
|
|
Surface treatment |
Plain/Blackened/Zinc Plated/Hot Dipped Galvanized/Yellow Zinc Dichromated/Dacroment/Nickel Plated |
|||
Hexagon head bolts are an extremely common and widely used mechanical fastener. They have a hexagonal head, which is designed to provide a solid wrenching force for easy installation and removal. The screw part of the bolt has a precise thread that fits into a nut or internally threaded hole, creating a solid connection in a variety of mechanical structures, construction facilities, the automotive industry, and many other areas.
Hexagon head bolts are available in carbon steel, stainless steel, and alloy steel. Carbon steel is a strong and cost-effective material, making it the first choice for general industrial scenarios. Stainless steel has excellent corrosion resistance and is suitable for food processing, medical equipment, marine engineering and other environments where rust resistance is critical. Alloy steel has high strength and good toughness, and can be used in aerospace, heavy machinery and other cutting-edge fields with very high requirements for mechanical properties.
Advantages of hexagonal head bolts: convenient, universal, fast and efficient assembly, improved use of torque, stability, reduced overturning, compatibility, standardization, durability.
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