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Expansion Bolt – High-Load Bearing & Secure Fastener
  • Expansion Bolt – High-Load Bearing & Secure Fastener

Expansion Bolt – High-Load Bearing & Secure Fastener

Expansion Bolt – High-Load Bearing & Secure Fastener

Expands to lock firmly in concrete/brick substrates, featuring strong load capacity and corrosion resistance for construction & installation.


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Product Detail

  • Expansion Bolt Core Material&Manufacturing

    1. Made of high-quality carbon steel (Q235/Q355) or stainless steel (304/316), with galvanized/electrophoretic surface treatment for rust prevention.
    2. Precision forging and threading technology ensures uniform thread density, high tensile strength and stable structure.
    3. Integrated design of bolt, expansion tube and nut/washer, easy to assemble and use without additional accessories.

  • Expansion Bolt Performance Advantages

    1. Strong load-bearing capacity: Expansion force secures the bolt in substrate, shear strength ≥8kN and pull-out strength ≥10kN (varies by size).
    2. Corrosion-resistant and durable: Galvanized coating (zinc thickness ≥8μm) or stainless steel material resists moisture, suitable for indoor/outdoor use.
    3. Stable fixation: Adapts to concrete, brick, stone and solid block substrates, no loosening even under vibration or long-term load.

  • Expansion Bolt Application & Specifications

    1. Wide application: Installation of air conditioners, water heaters, shelves, brackets, curtain walls, electrical boxes and furniture in residential, commercial and industrial buildings.
    2. Multiple specifications: Diameter 6mm~24mm, length 50mm~200mm, with hex head, countersunk head and socket head options.
    3. Easy installation: Drill hole → insert bolt → tighten nut to expand tube → firm fixation, compatible with electric drills and wrenches.

Important Attributes


- Surface Treatment: Bright (Uncoated)

- Dimension Standard: Inch, Metric

- Material: Steel; Carbon Steel, Stainless Steel

- Load Capacity: Grade 4.8

- Place of Origin: Shandong, China

- Color: Silver

- Brand: PDM

- Model: Wedge Anchor

- Diameter: 4mm-20mm; M4-M20, 1/4"-3/4"

- Product Name: Wedge Anchor

- Finish: Yellow Galvanized, Plain

- Length: 30mm-200mm

- Components: Bolts, Nuts, Washers, Clips

- Standards: ANSI DIN, DIN

- Application: Construction, Concrete, Heavy Industry

- Minimum Order Quantity (MOQ): 1000 PCS


Packaging and Shipping Information


- Packaging Details: Boxes, Cartons and Pallets

- Sales Unit: Single Product

- Single Package Size: 14X8X4 cm

- Single Product Gross Weight: 0.100 kg


  • Expansion Bolt Delivery Time

    Quantity (pieces) 1 – 5000 > 5000 
    Eastern Time (days) 35 To Be Determined


Specifications


Item Specification 

Brand Name PDM 

Model Wedge Anchor 

Material Steel; Carbon Steel, Stainless Steel 

Diameter 4mm-20mm; M4-M20, 1/4"-3/4" 

Load Capacity Grade 4.8 

Standard DIN 

Finish Galvanized, Plain 

Length 30mm-200mm



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