OBO Bettermann Bolt Anchor BZ3 8x75/0-20

Manufacturer: OBO Bettermann
Designation: Bolt Anchor BZ3
Type: BZ3 8x75/0-20
Anchoring: Expansion Anchor
Anchor Design: External Thread
Fastening Device: Nut
Screw System: External Hexagon
Material of the Anchor: Steel
Surface Protection of Anchor: Galvanically/Electrolytically Galvanized
Material of the Sleeve: Steel
Surface Protection of Sleeve: Galvanically/Electrolytically Galvanized
With Collar: No
Thread Type: Metric
Thread Size (Metric): 8
Thread Size (Imperial): 5/16 inch
Thread Length: 33 mm
Length: 75 mm
Drill Hole Diameter: 8 mm
Through-Mounting: No
Pre-Mounting: Yes
Spacing Mounting: No
Effective Anchoring Depth: 35 mm
Max. Clamping Thickness: 20 mm
Concrete Type: Uncracked Concrete
Suitable for Hollow Core Slabs: No
Wrench Size: 13 mm
Number of Nuts: 1
Number of Washers: 1
Fire Resistant: Yes
Fire Protection Class according to EN 13501-2: Other
ETA Earthquake Assessment: C1 and C2

OBO Bettermann Bolt Anchor BZ3 8x75/0-20: Additional Details
The BZ3 bolt anchor is designed for anchoring medium to heavy loads in cracked or uncracked concrete. Suitable for high loads with small edge and axis distances. For driving in. European Technical Assessment ETA-19/0619, including characteristic values under fire exposure up to fire resistance duration R 120. Proof of suitability for seismic effects, categories C1 and C2. Shock approval from the Federal Office for Civil Protection, Bern, Switzerland.