Wedge Anchor
1/2" Wedge Anchor — Complete Specifications
Pilot hole size, embedment depth, torque values, load ratings, and installation guide per ACI 318-19.
Fastener Specification — ACI 318-19
Diameter
1/2"
Pilot Hole Size
1/2"
Pilot Hole Depth
Embedment + 1/2" clearance
Embedment Depth
2-3/4" minimum
Torque Value
55 ft-lbs
Max Load
5,000 lbs (tension), 5,600 lbs (shear) in 3000 psi concrete
Material
Zinc-plated steel, Hot-dip galvanized, 316 Stainless steel
Removable
No (permanent)
Available Lengths
2-3/4", 3-1/2", 4", 5", 6", 8"
Substrates: Solid concrete only
Best for
- Heavy structural steel
- Large machinery anchoring
- Structural column bases
- Seismic applications
Not suitable for
- Hollow block
- Brick
- Thin concrete slabs
- Near edges without reduction
Installation tips
- 1.Use a rotary hammer for 1/2" holes — hammer drill struggles at this diameter
- 2.Minimum edge distance: 2-1/2" (5× diameter)
- 3.Minimum anchor spacing: 5" (10× diameter)
- 4.Always verify concrete thickness — minimum 3-3/4" for shortest anchor
- 5.For seismic SDC D-F, specify ductile wedge anchors per ACI 318-19 §17.10
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