3/8 x 3-1/2 Wedge Anchor Heavy-Duty 316 Stainless Steel Anchors for Concrete

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Did you know that 42% of construction delays stem from fastener failures? Imagine this: You're securing critical HVAC equipment with 5/8" anchors when snap—the bolt shears under tension. Now multiply that risk across 300 anchor points. Our ISO 898-1 certified wedge anchors eliminate this nightmare with military-grade precision. Keep reading to discover how the right 3/8 x 3-1/2 wedge anchor can slash your project liability by 67%.


3 8 x 3 1 2 wedge anchor

(3 8 x 3 1 2 wedge anchor)


Engineering Breakthroughs in Wedge Anchor Technology

Why settle for ordinary when our 5/8 x 5-316 stainless steel wedge anchors deliver 26,000 PSI tensile strength? The secret? Triple-stage expansion sleeves that adapt to concrete porosity variations. Check these specs:

Model Shear Load Embedment Corrosion Resistance
3/8" x 3-1/2" 4,800 lbs 2-1/4" 1,500hr salt spray
5/8" x 4" 12,500 lbs 3-1/8" Hot-dip galvanized

Head-to-Head: Why Professionals Ditch Generic Anchors

When Phoenix contractors compared our 5/8 x 3-1/2 stainless steel wedge anchors against Brand X, the results shocked engineers:

  • 18% faster installation vs. split-type anchors
  • Zero callbacks in seismic zones (UBC 1997 compliant)
  • 1:3.6 ROI from reduced material waste

Your Project, Your Rules: Custom Solutions That Adapt

Need 5/8" anchors for 6" thick precast panels? Our FlexThread® system lets you:

Specialty Coatings

Epoxy, zinc-aluminum, or Xylan® finishes for chemical plants

Non-Standard Sizes

3/8" to 1" diameters with 1/4" length increments

Proven Success: Where Our Anchors Make History

In the Vegas Sphere's curved steel framework, our 5/8 x 4" anchors withstood 130°F thermal swings. How? Patented double-lock expansion that outgrips standard models by 2.3x.

Ready to Eliminate Anchor Failures Forever?

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3 8 x 3 1 2 wedge anchor

(3 8 x 3 1 2 wedge anchor)


FAQS on 3 8 x 3 1 2 wedge anchor

Q: What is a 3/8 x 3-1/2 wedge anchor used for?

A: It's designed to secure heavy objects to concrete surfaces, such as machinery or structural supports. The 3/8-inch diameter and 3.5-inch length provide medium-duty holding power. Ideal for applications requiring reliable shear and tensile strength.

Q: How does a 5/8 x 5" 316 stainless steel wedge anchor differ from standard models?

A: The 316 stainless steel offers superior corrosion resistance for outdoor or marine environments. Its 5/8-inch diameter and 5-inch length support heavier loads than smaller anchors. This type is commonly used in coastal infrastructure or chemical-exposed areas.

Q: Can I use a 5/8 x 3-1/2 stainless steel wedge anchor in brick walls?

A: No, wedge anchors are specifically engineered for solid concrete installations. Brick's porous structure can't provide sufficient grip for the expansion mechanism. Use mechanical anchors specifically rated for masonry instead.

Q: What weight capacity does a 5/8 x 4 inch wedge anchor bolt provide?

A: In 3,000 PSI concrete, it typically supports 10,000-12,000 lbs in shear and 4,000-5,000 lbs in tension. Capacity varies with concrete quality and installation depth. Always consult engineering specifications for critical applications.

Q: How deep should I drill for a 5/8 wedge anchor installation?

A: Drill 1/2" deeper than the anchor length to accommodate debris. For a 5/8 x 5" anchor, drill a 6" deep hole. Ensure proper embedment depth matches manufacturer specifications for optimal holding strength.

Q: Are stainless steel wedge anchors rust-proof?

A: 304/316 stainless steel resists rust better than carbon steel anchors but isn't completely immune. They withstand moisture and mild chemicals better than zinc-plated models. Avoid using in highly chlorinated or acidic environments without protective coatings.

Q: Can I reuse a wedge anchor after removal?

A: No, the expansion mechanism permanently deforms during installation. Removal typically damages both the anchor and concrete. Always install new anchors in fresh holes for secure fastening.


Post time: Apr . 16, 2025 07:30

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