Zylinderschrauben mit Innensechskant, ohne Schaft TufLok®-Fleck beschichtet
BN 8706
DIN 912
(Standard withdrawn)
ISO 4762
~UNI 5931
~ČSN 021143
| Headform |
Headform
Cylindrical
|
| Drive |
Drive
Hexagon socket
|
| Thread |
Thread
fully threaded
|
| Material |
Material
Steel
|
| Property class |
Property class
8.8
|
| Surface |
Surface
zinc plated blue
|
All features
Standard
DIN 912 (Standard withdrawn)
ISO 4762
~UNI 5931
~ČSN 021143
Additional information
Coating angle α in the screw body area approx. 90°. Edge zone (spray transition) up to 180°.
Coating length l1 = ~ 4 to 6 thread turns.
Around 2 to 3 thread turns remain uncoated to ensure flawless installation (l2).
Features
| Headform |
Headform
Cylindrical
|
| Drive |
Drive
Hexagon socket
|
| Thread |
Thread
fully threaded
|
| Material |
Material
Steel
|
| Property class |
Property class
8.8
|
| Surface |
Surface
zinc plated blue
|