Simpson Strong-Tie Strong-Bolt 2 STB2-50512C25 Wedge Anchor, 1/2 in Dia, 5-1/2 in L, Carbon Steel, Zinc Plated

Code listed for cracked and uncracked concrete and masonry applications, the Strong-Bolt 2 wedge-type expansion anchor is an optimal choice for high-performance even in seismic and high-wind conditions. Dual undercutting embossments on each clip segment enable secondary expansion should a crack form and intersect the anchor location; this feature significantly increases the ability of Strong-Bolt 2 to carry load if the hole expands. Chamfered top designed to prevent mushrooming during installation Qualified for static and seismic loading conditions (seismic design categories A through F) Suitable for horizontal, vertical and overhead applications Qualified for minimum concrete thickness of 3-1/4 in and lightweight concrete-over-steel deck thickness of 2-1/2 in and 3-1/4 in Tested per ACI355.2 and AC193 Made from zinc plated carbon steel