


Hexagon Socket Button Head Screws With Collar
Featuring a hexagon socket drive, flat round head and integrated flange, these screws provide firm tightening and a smooth, understated appearance for applications requiring uniform load distribution.
Product Technical Parameters
| ●Material: Carbon Steel and Stainless Steel |
| ●Surface Treatment: Galvanized, Nickel Plated, Black Oxide, Hot Dip Galvanizing, Dacromet |
| ●Metric Strength Grades: 4.8, 8.8, 10.9, 12.9 |
| ●Metric Thread Diameter: M3 ~ M16 |
| ●Metric Shoulder Length: 6 ~ 100
|
Product Description of Hexagon Socket Button Head Screws With Collar
- Functions and uses: Integrated flanges provide additional load bearing surfaces, reducing damage to connected components and evenly distributing loads. The hex drive makes torque transfer more efficient during assembly.
- Applications: Widely used in the mechanical, electronic and automotive industries where a reliable fastening are required, especially for components that require frequent assembly and disassembly.
- Needs solved: These screws are prevented from loosening under vibration by a firm grip on the flange, the flat round head ensures a clean appearance, and quick assembly with hexagonal tools.
Wanhong Fasteners offers high quality hexagon socket button head screws With collar in various sizes and materials to meet diverse industrial needs.
Data Sheet of Hexagon Socket Button Head Screws With Collar
Hexagon Socket Button Head Screws With Collar Dimensions Chart: Based on ISO 7380-2

| (mm) | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M16 |
| P | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 |
| h max | 0.7 | 0.8 | 1 | 1.2 | 1.5 | 2 | 2.4 | 2.8 |
| h min | 0.55 | 0.65 | 0.8 | 1 | 1.25 | 1.7 | 2.1 | 2.5 |
| da max | 3.6 | 4.7 | 5.7 | 6.8 | 9.2 | 11.2 | 13.7 | 17.7 |
| dk max | 5.2 | 7.2 | 8.8 | 10 | 13.2 | 16.5 | 19.4 | 26 |
| dk min | 4.9 | 6.8 | 8.4 | 9.6 | 12.8 | 16.1 | 18.9 | 25.5 |
| e min | 2.303 | 2.873 | 3.443 | 4.583 | 5.723 | 6.863 | 9.149 | 11.429 |
| k max | 1.65 | 2.2 | 2.75 | 3.3 | 4.4 | 5.5 | 6.6 | 8.8 |
| k min | 1.4 | 1.95 | 2.5 | 3 | 4.1 | 5.2 | 6.24 | 8.44 |
| r min | 0.1 | 0.2 | 0.2 | 0.25 | 0.4 | 0.4 | 0.6 | 0.6 |
| s | 2.0 | 2.5 | 3.0 | 4.00 | 5.0 | 6.0 | 8.0 | 10.0 |
| s max | 2.08 | 2.58 | 3.08 | 4.095 | 5.14 | 6.14 | 8.175 | 10.175 |
| s min | 2.02 | 2.52 | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 |
| t min | 1.04 | 1.3 | 1.56 | 2.08 | 2.6 | 3.12 | 4.16 | 5.2 |
Equivalent Standards:GB /T 70.4 | DIN EN ISO 7380(-2)
Some of the standards listed above may be considered approximately equivalent. If there are differences in dimensions, please adhere to the original standard
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