Galvanized allen head cap screws are named hex bolt or set bolt or hex head bolt as well , it is popular fastener screws and widely used to various mechanical industry and bulidng and so on , allen head cap screws with a hexagonal head design and chamfered edge , normally , threads from end point to under head , threads based on metric or BSW standard for different applications .
Material
Carbon steel with grade 4.8
Specification
| Thread diameter | M6 |
| Thread length | 16 |
| Head diameter | 10 |
| Head length | 4 |
| Pitch | 1.0 |
More specifications
| M | k | s | e |
| 1.6 | 1.1 | 3.2 | 3.41 |
| 2 | 1.4 | 4 | 4.32 |
| 2.5 | 1.7 | 5 | 5.45 |
| 3 | 2 | 5.5 | 6.01 |
| 3.5 | 2.4 | 6 | 6.58 |
| 4 | 2.8 | 7 | 7.66 |
| 5 | 3.5 | 8 | 8.79 |
| 6 | 4 | 10 | 11.05 |
| 7 | 4.8 | 11 | 12.12 |
| 8 | 5.3 | 13 | 14.38 |
| 10 | 6.4 | 17 | 18.9 |
Note : Normally , maximum thread diameter for allen head screws is M10 , it is different from hex bolt standard DIN 933 as light duty applications .
Standaqrd
DIN 933
Finish
Bright zinc
Physical Performance
| Tensile strength Mpa | 550 |
| Yeild strength Mpa | 205 |
| Hardness HV | 21 |
| Density g/cm3 | 7.93 |
| Elongation % | 42 |
Product characteristics
1 . Universal applications
Allen head cap screws are made based on standrad DIN 933 , it is most popurlar fastener and a vast applications for various fields .
2 . Not easy to be rusted
Allen head cap screws are plated in zinc with RoHS complaint .
3 . Standard dimensions
Screws are made per standard request and stict tolerances .
4 . No burrs or scratch and bright surface
5 . Screws can be recyclable .
6 . Quick and easy installation
Installation
1 . Allen head cap screws can be operated by hex socket key or spanner .
2 . Not used for heavy duty applications .
3 . Make sure screws are located exactly to threaded hole centre of objects .
4 . Clean threads out before installation
5 . Can be assembled nuts like hex nuts , dome nuts or square nuts etc .
Application
Galvanized allen head cap screws are normally used for machine , furniture , buliding , auto and aviation etc that belongs to light duty work .
