Factory Mutual approved for fastening to 16–22 gauge steel and wood decking.
Type 410 stainless steel can be hardened through heat treatment, giving it the ability to drill through metal. It does not offer the same level of corrosion resistance of either Type 316 or 305 stainless steel.
Secure single-ply membrane through insulation to steel purlins
Hardened stainless-steel fasteners should not be used with steel framing in environments with high humidity, condensation or other moisture that will be present at the dissimilar-metal interface
These screws are special-order, non-stock items and are subject to minimum order quantities and longer lead times. Please call Simpson Strong-Tie for details (800) 999-5099.