Deployments: |
Double end studs with reduced shank are deployed where the maintenance of pre-stress and durability of the screw connection have to be guaranteed under varying mechanical and thermal loading. |
Pressure levels: |
PN 10-40, mainly PN 64 and PN 100 |
Version: |
Bolts: form L; K; Z; KU; ZU Nuts: form NF |
Materials: |
acc. to technical rule AD W7 |
Bolts: |
CK 35; 24CrMo5/25CrMo4; 21CrMoV57; 42CrMo4 |
Nuts: |
C 35; CK 35; 24CrMo5/25CrMo4 |
Acceptance: |
acc. to technical rule AD-Information Sheet W7 acc. to DIN EN 10204 3.1 or 3.2 |
Options: |
Proof of Charpy impact strength at -20° C |