Alumi-Flex structural drill screws are 300 series (18-8) stainless steel self-drilling tapping screws that are used for fastening to aluminum when corrosion resistance and galvanic reaction are a primary concern.
Features & Specs
- 300 series stainless steel provides a very high level of corrosion resistance
- Stalgard GB coating provides greater galvanic compatibility in aluminum
- Head marked with a "3" for easy identification (undercut flat head screws do not have a head marking)
General Application & Uses
- Aluminum-to-aluminum connections
- Attaching miscellaneous building materials to aluminum
Approvals & Listings
- International Code Council, Evaluation Service (ICC-ES), ESR-4374
- Code compliant with the International Building Code/International Residential Code: 2021 IBC/IRC, 2018 IBC/IRC, 2015IBC/IRC and 2012 IBC/IRC
- 2020 Los Angeles Building Code (LABC) and Los Angeles Residential Code (LARC) ICC-ES Report Supplement
- 2020 Florida Building Code (FBC) ICC-ES Report Supplement
- Tested in accordance with ICC-ES AC491 for use in Aluminum
