Serrated hex flange head cap screws fully threaded
BN 20226
~DIN 6921
(Standard withdrawn)
| Headform |
Headform
Hexagonal with flange
|
| Drive |
Drive
Hexagon
|
| Thread |
Thread
fully threaded
|
| Material |
Material
Steel
|
| Property class |
Property class
8.8
|
| Surface |
Surface
zinc plated with thick layer passivation
|
Wszystkie cechy
Standard
~DIN 6921 (Standard withdrawn)
Cechy
| Headform |
Headform
Hexagonal with flange
|
| Drive |
Drive
Hexagon
|
| Thread |
Thread
fully threaded
|
| Material |
Material
Steel
|
| Property class |
Property class
8.8
|
| Surface |
Surface
zinc plated with thick layer passivation
|
Functional principle
1. Tightening: teeth penetrate the surface
2. Loosening: teeth shear off material
3. Surface condition after loosening
Illustration functional principle
BN 20170 - ~DIN 6921
Sechskantschrauben mit Flansch und Verzahnung ohne Schaft - Stahl - 8.8 - verzinkt-blau
BN 80007 - ~DIN 6921
Śruby z łbem sześciokątnym z kołnierzem ząbkowanym z pełnym gwintem - Stal - 8.8 - powłoka cynkowa pasywacja żółta
BN 9727
VERBUS RIPP® - Śruby z łbem sześciokątnym z kołnierzem stożkowym żebrowanym - Stal - 100 - powloka z płatków cynku GEOMET® 500 A