Hexalobular (6 Lobe) socket flat head countersunk tapping screws with cone end type C
BN 11255
ISO 14586 C
| Headform |
Headform
Countersunk head
|
| Drive |
Drive
Hexalobular socket
|
| Thread |
Thread
fully threaded
|
| Material |
Material
Steel
|
| Material execution |
Material execution
case-hardened
|
| Surface |
Surface
zinc plated blue
|
| Hardness |
Hardness
450 HV
|
All features
ST 2,2; ST 3,9: not included in ISO 14586
Standard
ISO 14586 C
Additional information
Countersunk must be designed according to the corresponding standard!
Features
| Headform |
Headform
Countersunk head
|
| Drive |
Drive
Hexalobular socket
|
| Thread |
Thread
fully threaded
|
| Material |
Material
Steel
|
| Material execution |
Material execution
case-hardened
|
| Surface |
Surface
zinc plated blue
|
| Hardness |
Hardness
450 HV
|
Warnings
ISO 4042
Quenched and tempered fasteners ≥ 360 HV and tempered case-hardened fasteners with electroplated coatings: Susceptible to hydrogen embrittlement!
Further notice to residual risks can be found on our web page: Notes on use