Viti a testa svasata piana con esagono incassato, interamente filettate
BN 1422
DIN 7991
(Standard withdrawn)
~ISO 10642
~UNI 5933
| Headform |
Headform
Countersunk head 90°
|
| Drive |
Drive
Hexagon socket
|
| Thread |
Thread
fully threaded
|
| Material |
Material
Steel
|
| Property class |
Property class
010.9 / 10.9 (The head marking is determining)
|
| Surface |
Surface
zinc flake coated GEOMET® 500 A
|
Wszystkie cechy
Standard
DIN 7991 (Standard withdrawn)
~ISO 10642
~UNI 5933
Informacje dodatkowe
Fasteners to the given specification have a reduced loadability due to the head geometry according to ISO 898-1.
The general change-over from DIN 7991 to ISO 10642 in the practice requires a verification of the application.
The general change-over from DIN 7991 to ISO 10642 in the practice requires a verification of the application.
Cechy
| Headform |
Headform
Countersunk head 90°
|
| Drive |
Drive
Hexagon socket
|
| Thread |
Thread
fully threaded
|
| Material |
Material
Steel
|
| Property class |
Property class
010.9 / 10.9 (The head marking is determining)
|
| Surface |
Surface
zinc flake coated GEOMET® 500 A
|
BN 20 - DIN 7991 - ~ISO 10642
Hex socket flat countersunk head screws fully threaded - Stal - 010.9 / 10.9 (Główne oznaczenie na łbie) - czarny
BN 2103 - ISO 10642 - ~DIN 7991
Śruby stożkowe z gniazdem sześciokątnym z pełnym gwintem - Stal - 010.9 / 10.9 (Główne oznaczenie na łbie) - powloka z płatków cynku GEOMET® 500 A