Product Features
Product Description
The Simpson Strong-Bolt 2 Wedge Anchor in 1/2" x 7", 316 Stainless Steel (Model No. STB2-507006SS) by Simpson is a high-performance expansion anchor engineered for demanding concrete fastening applications. Constructed entirely from Type 316 Stainless Steel - including the anchor body, nut, washer, and clip - this wedge anchor delivers long-lasting corrosion resistance across a wide variety of service environments, making it an outstanding choice wherever moisture, chemicals, or harsh conditions are a concern.
Key Features
- Full Type 316 Stainless Steel construction throughout all components for superior corrosion resistance
- Code listed for both cracked and uncracked concrete applications
- Optimized for high performance in seismic and high-wind conditions
- Dual undercutting embossments on each clip segment enable secondary expansion if a crack forms and intersects the anchor location
- Secondary expansion capability significantly increases load-carrying capacity even if the hole expands due to cracking
- Wedge-type expansion anchor design provides reliable, consistent holding power in concrete
- 1/2" drill bit diameter matches anchor size for straightforward installation
Specifications
- Model Number: STB2-507006SS
- Coating/Material: Type 316 Stainless Steel
- Size: 1/2" x 7"
- Drill Bit Diameter: 1/2"
- Thread Length: 5 1/3"
- 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
- Anchor Type: Wedge-type expansion anchor
- Packaging: Packs of 25 and Cartons of 100
Approved Applications
- Cracked concrete installations
- Uncracked concrete installations
- Seismic applications requiring code-listed anchoring solutions
- High-wind condition applications
- Corrosive or moisture-prone service environments where stainless steel is required
Frequently Asked Questions
- Is the Strong-Bolt 2 STB2-507006SS approved for use in cracked concrete?
- Yes. The Strong-Bolt 2 is code listed for both cracked and uncracked concrete applications, making it suitable for a broad range of structural fastening scenarios including those in seismic and high-wind zones.
- What makes this anchor perform well when concrete cracks occur at the anchor location?
- 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.
- Why is Type 316 Stainless Steel used for all components of this anchor?
- Type 316 Stainless Steel offers long-lasting corrosion resistance across a wide variety of service environments. All components - including the anchor body, nut, washer, and clip - are made from Type 316 Stainless Steel to ensure uniform performance and resistance to corrosion throughout the entire assembly.
- What drill bit size is required to install the STB2-507006SS?
- A 1/2" diameter drill bit is required to install this anchor, matching the 1/2" anchor diameter for a proper fit in concrete.
Note: Product dimensions and/or thread length may differ from picture. Please see the item description above for specifications.
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