High-Performance Elevator Guide Rail Anchors (M12-M20) | Specialized Concrete Bolts for Cracked Concrete & Seismic Loads

Our Elevator Anchors (M12-M20) are specifically engineered for the critical requirements of elevator shaft construction. Designed to perform in cracked concrete under dynamic loads, these high-safety fasteners ensure the stable and permanent fixing of guide rail brackets. With exceptional fatigue resistance and Seismic C1/C2 ratings, our anchors guarantee the safety and smooth operation of elevator systems.

  • Application: Elevator guide rail brackets, car buffers, and machine room equipment.
  • Material: High-tensile Carbon Steel (8.8/10.9), Stainless Steel 316.
  • Certification: Designed to meet ETA and CE standards for cracked concrete.
  • Load Type: Dynamic, Fatigue, and Seismic loads.
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Heavy-Duty M12-M20 Elevator Anchors for Precision Guide Rail Installation

In the elevator industry, safety is non-negotiable. Our Elevator Anchors are designed to meet the rigorous demands of shaft installations, providing maximum security for guide rail brackets. Since elevator shafts are prone to stress cracks, our cracked concrete anchors feature specialized expansion clips or mechanical interlocks that maintain their grip even when the concrete pulls apart.

Available in Wedge Anchor and Undercut styles, these M12-M20 bolts are built to withstand the continuous vibrations and dynamic forces of moving elevator cars.

Key Features for Elevator Shaft Construction

  • Dynamic Load Resistance: Engineered to handle the repeated stress and fatigue caused by high-speed elevator travel.
  • Cracked Concrete Approval: Essential for safety in tension zones where cracks are likely to occur in the concrete shaft.
  • Seismic C1/C2 Rating: Certified for use in earthquake-prone regions, ensuring the guide rails remain intact during seismic events.
  • Precision Torque Control: Consistent expansion behavior allows for accurate and safe installation of brackets.

Technical Specifications for Elevator Guide Rail Bolts

Thread SizeDrill Bit (mm)Embedment DepthSafe Load (Cracked)
M1212 mm80 – 100 mm9.5 – 12.0 kN
M1616 mm110 – 140 mm16.0 – 20.0 kN
M2020 mm150 – 180 mm25.0 – 35.0 kN

Optimized for Elevator Shaft EnvironmentsInstalling anchors in narrow elevator shafts presents unique challenges. Our Elevator Anchors offer:

  • Small Edge Distances: Higher-grade steel allows for fixing closer to the shaft corner.
  • Quick Expansion: Reduces installation time per floor, significantly lowering labor costs.
  • Corrosion Protection: Options like Hot Dip Galvanized (HDG) or Dacromet protect against humidity in deep shafts.

Where Quality MattersOur Mechanical Elevator Fasteners are the preferred choice for:

  • Guide Rail Brackets: Ensuring perfectly vertical and stable rail alignment.
  • Counterweight Rails: Securing the heavy moving components of the system.
  • Shaft Entrances: Mounting door frames and sill supports.
  • Machine Room Bases: Anchoring hoisting motors and control panels.

Secure Your Elevator Projects with Certified Anchors

Are you an elevator contractor or distributor? We offer high-volume supply for M12, M16, and M20 Elevator Anchors with full traceability and certification. Contact us today for a technical consultation and bulk pricing!

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Main Use

Elevator Guide Rail Brackets

Diameter

M12, M16, M20

Anchor Type

Wedge Anchor, Undercut Anchor, Chemical Stud

Concrete Condition

Cracked & Uncracked Concrete (C20/25+)

Load Category

Dynamic (Dynamic load), Seismic C1/C2 (earthquake resistance)

Finish

Zinc Plated, Hot Dip Galvanized, Dacromet