Product Features
Product Description
Simpson STB2-25314F100 Strong-Bolt 2 - 1/4 in. x 3-1/4 in. Wedge Anchor, Zinc Plated is a wedge-type expansion anchor engineered by Simpson Strong-Tie for high-performance anchoring in concrete and masonry. Designed to deliver reliable holding power in demanding seismic and high-wind conditions, the Strong-Bolt 2 features dual undercutting embossments on each clip segment that enable secondary expansion if a crack forms and intersects the anchor location - significantly increasing load-carrying capability even as the hole expands.
Key Features
- 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
- Dual undercutting embossments on each clip segment enable secondary expansion should a crack form and intersect the anchor location
- Tested per ACI355.2 and AC193
- Made from zinc-plated carbon steel
- Fully assembled and ready for installation
Specifications
- MPN: STB2-25314F100
- Brand: Simpson Strong-Tie
- Diameter: 1/4 in.
- Length: 3-1/4 in.
- Thread Length: 2-7/16 in.
- Material: Carbon Steel
- Coating: Zinc Plated
- Finish: Zinc Plated
- Installation: Installs with 1/4 in. drill bit and 7/16 in. wrench size
- Packaging: Packs of 100 and Cartons of 500
- Country of Origin: China
Approved Applications
- Cracked and uncracked concrete applications
- Masonry applications
- Seismic design categories A through F
- High-wind structural anchoring
- Horizontal, vertical, and overhead installations
Frequently Asked Questions
- What makes the Strong-Bolt 2 suitable for seismic conditions?
- The Strong-Bolt 2 is qualified for static and seismic loading conditions covering seismic design categories A through F. Its dual undercutting embossments on each clip segment enable secondary expansion should a crack form and intersect the anchor location, significantly increasing the ability of the anchor to carry load if the hole expands.
- What tools are needed to install this wedge anchor?
- The Strong-Bolt 2 installs with a 1/4 in. drill bit and a 7/16 in. wrench size, making installation straightforward with standard tools.
- What standards has the Strong-Bolt 2 been tested to?
- The Strong-Bolt 2 has been tested per ACI355.2 and AC193, ensuring it meets rigorous performance standards for expansion anchors in concrete and masonry.
- What material options are available for the Strong-Bolt 2?
- The Strong-Bolt 2 is available in zinc-plated carbon steel, mechanically galvanized carbon steel, and Type 304 and Type 316 stainless steel, allowing selection based on environmental and project requirements.
Note: Product dimensions and/or thread length may differ from picture. Please see the item description above for specifications.
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