This product meets the requirements of the national GA494-2004 "Fall Prevention Equipment for Fire Fighting" standard.
Opening distance: 22.5mm.
The material of the hook body: aluminum alloy.
Long axis direction: breaking strength when the opening is closed: ≥27kN.
Long axis direction: breaking strength when the opening is open: ≥7kN.
Minor axis direction: the breaking strength of the minor axis of the light fire safety hook is ≥7kN.
Corrosion resistance: After the 48h neutral salt spray test specified in GB/T 10125-1997, the appearance still meets the requirements of GB 6461-2002 for the minor level of appearance rating, and the original performance is maintained.