Product Features
Product Description
Simpson STB2-50512MGF25 Strong-Bolt 2 - 1/2 in. x 5-1/2 in. Mechanically Galvanized Wedge Anchor is a wedge-type expansion anchor from Simpson Strong-Tie engineered for high-load-resisting performance in exterior applications. The mechanically galvanized carbon steel construction provides corrosion resistance suited for demanding environments, while dual undercutting embossments on each clip segment deliver the same reliable holding power as the zinc-electroplated version. Tested in uncracked concrete per AC193 and in uncracked masonry per AC01, this fully assembled anchor is built for confidence in critical structural connections.
Key Features
- Chamfered top designed to prevent mushrooming during installation
- Suitable for horizontal, vertical and overhead applications
- Standard (ANSI) fractional sizes: fits standard fixtures and installs with common drill bit and tool sizes
- Tested per ACI355.2 and AC193
- Size: 1/2 in. x 5-1/2 in.
- Mechanically galvanized carbon steel
- Dual undercutting embossments on each clip segment for enhanced load resistance
- Fully assembled and ready to install
Specifications
- MPN: STB2-50512MGF25
- Brand: Simpson Strong-Tie
- Anchor Type: Wedge-Type Expansion Anchor
- Diameter: 1/2 in.
- Length: 5-1/2 in.
- Thread Length: 3-13/16 in.
- Material: Carbon Steel
- Coating / Finish: Mechanically Galvanized
- Installation Drill Bit Size: 1/2 in.
- Wrench Size: 3/4 in.
- Testing Standards: ACI355.2, AC193 (uncracked concrete), AC01 (uncracked masonry)
- Packaging: Packs of 25 and Cartons of 100
- Country of Origin: China
Approved Applications
- Horizontal installations
- Vertical installations
- Overhead installations
- High-load-resisting connections in exterior applications
- Anchoring into uncracked concrete (tested per AC193)
- Anchoring into uncracked masonry (tested per AC01)
Frequently Asked Questions
- What size drill bit and wrench are needed to install this anchor?
- This anchor installs with a 1/2 in. drill bit and requires a 3/4 in. wrench size for tightening.
- Is the Strong-Bolt 2 mechanically galvanized anchor suitable for outdoor or exterior use?
- Yes. The mechanically galvanized finish makes this anchor appropriate for high-load-resisting applications in exterior environments where added corrosion resistance is required.
- What concrete or masonry conditions is this anchor tested and rated for?
- The STB2-50512MGF25 has been tested in uncracked concrete in accordance with AC193 and in uncracked masonry in accordance with AC01, and also meets ACI355.2 and AC193 testing standards.
- Can this anchor be installed in orientations other than vertical?
- Yes. The Strong-Bolt 2 is suitable for horizontal, vertical, and overhead applications, offering installation flexibility across a wide range of structural scenarios.
Note: Product dimensions and/or thread length may differ from picture. Please see the item description above for specifications.
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