Product Features
Product Description
The Simpson Strong-Tie Strong-Bolt 2 Wedge Anchor (5/8 in. x 5 in., Type 316 Stainless Steel) - MPN STB2-62500S6F20 - is a wedge-type expansion anchor engineered for high-performance fastening in both cracked and uncracked concrete. Manufactured by Simpson Strong-Tie from Type 316 stainless steel, this anchor delivers long-lasting corrosion resistance across a wide variety of demanding service environments, including seismic and high-wind conditions.
Key Features
- Code listed for cracked and uncracked concrete applications
- 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
- Standard (ANSI) fractional sizes: fits standard fixtures and installs with common drill bit and tool sizes
- Dual undercutting embossments on each clip segment enable secondary expansion should a crack form and intersect the anchor location, significantly increasing the ability to carry load if the hole expands
- Tested per ACI355.2 and AC193
- Made from Type 316 stainless steel for long-lasting corrosion resistance
Specifications
- MPN: STB2-62500S6F20
- Brand: Simpson Strong-Tie
- Diameter: 5/8 in.
- Length: 5 in.
- Thread Length: 2-15/16 in.
- Material: Type 316 Stainless Steel
- Finish: Type 316 Stainless Steel
- Anchor Body Material: Type 316 Stainless Steel
- Nut Material: Type 316 Stainless Steel
- Washer Material: Type 316 Stainless Steel
- Clip Material: Type 316 Stainless Steel
- Installation Drill Bit: 5/8 in.
- Wrench Size: 15/16 in.
- Testing Standards: ACI355.2 and AC193
- Packaging: Packs of 20 and Cartons of 80
- Country of Origin: China
Approved Applications
- Cracked concrete fastening applications
- Uncracked concrete fastening applications
- Static loading conditions
- Seismic loading conditions - seismic design categories A through F
- High-wind structural conditions
- Horizontal installations
- Vertical installations
- Overhead installations
Frequently Asked Questions
- What makes the Strong-Bolt 2 suitable for cracked concrete?
- The Strong-Bolt 2 features dual undercutting embossments on each clip segment that enable secondary expansion should a crack form and intersect the anchor location. This design significantly increases the anchor's ability to carry load even if the hole expands, and the product is code listed for both cracked and uncracked concrete applications.
- What drill bit and wrench size are required to install this anchor?
- The Strong-Bolt 2 (5/8 in. x 5 in.) installs with a 5/8 in. drill bit and requires a 15/16 in. wrench size for tightening.
- Is this anchor approved for seismic applications?
- Yes. The Strong-Bolt 2 is qualified for both static and seismic loading conditions, covering seismic design categories A through F, making it an optimal choice for high-performance fastening even in seismic and high-wind conditions.
- Why is Type 316 stainless steel used for this anchor?
- Type 316 stainless steel is used throughout the entire anchor assembly - including the anchor body, nut, washer, and clip - to provide long-lasting corrosion resistance suitable for a wide variety of demanding service environments where standard carbon steel anchors may be prone to corrosion.
Note: Product dimensions and/or thread length may differ from picture. Please see the item description above for specifications.
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