Lag Screw Anchor | Lag Screw Shield
Product Introduction
Product Introduction
Lag Shield
Material
Zamac Alloy
Description
The lag shield is a corrosion-resistant expansion anchor designed for use in concrete and brick walls, offering excellent tensile strength.
Its internal threads allow screws to be directly fastened, and once installed, it sits flush with the surface. It also goes by the names Lag Screw Anchor or Lag Screw Shield.
Features
It is mainly suitable for wall surfaces such as concrete and solid brick, which provide sufficient support for the anchor to expand properly and hold firmly during installation.
- Made of zinc alloy for excellent rust resistance
- Internal threaded design allows screws to be directly fastened
- Once installed, it sits flush with the wall for a perfect appearance
Applications
- Securing large equipment brackets
- Metal structural components, wooden frameworks, handrails, and railing bases
- Commonly used in plumbing and electrical work to fasten pipe supports or electrical boxes
Installation Guidelines
- Drill a hole into the base material to the depth of at least 1/2" deeper than anchor length.
- Insert Lag Shield into the hole.
- Insert the screw through the fixture and insert them into the Lag Shield.
- Tighten the screw until it is firmly engage the fixture.
specification sheet
Lag Shield Anchor
| Lag shield | Ultimate 4000 psi |
Allowable 4000 psi |
|||||
|---|---|---|---|---|---|---|---|
| Anchor Size | Drill Dia. | Length | Max. Tightening Torque | Tension | Shear | Tension | Shear |
| 1/4 Short | 1/2" | 1" | 5 ft-lbs. | 550 | 1100 | 135 | 275 |
| 5/16 Short | 1/2" | 1 1/4" | 7 ft-lbs. | 700 | 1500 | 175 | 375 |
| 3/8 Short | 5/8" | 1 3/4" | 10 ft-lbs. | 1050 | 1600 | 260 | 400 |
| 1/2 Short | 3/4" | 2" | 20 ft-lbs. | 1600 | 2200 | 400 | 550 |
| 5/8 Short | 7/8" | 2" | 30 ft-lbs. | n/a | n/a | n/a | n/a |
| 3/4 Short | 1" | 2" | 50 ft-lbs. | n/a | n/a | n/a | n/a |
| 1/4 Long | 1/2" | 1 1/2" | 5 ft-lbs. | 700 | 1100 | 175 | 275 |
| 5/16 Long | 1/2" | 1 3/4" | 7 ft-lbs. | 800 | 1500 | 200 | 375 |
| 3/8 Long | 5/8" | 2 1/2" | 10 ft-lbs. | 1000 | 1600 | 250 | 400 |
| 1/2 Long | 3/4" | 3" | 20 ft-lbs. | 2500 | 2200 | 625 | 550 |
| 5/8 Long | 7/8" | 3 1/2" | 30 ft-lbs. | n/a | n/a | n/a | n/a |
| 3/4 Long | 1" | 3 1/2" | 50 ft-lbs. | n/a | n/a | n/a | n/a |
| *Allowable load capacities are calculated using an applied safety factor of 4:1 | |||||||
Product Inquiry
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Lag shield |