Mex-Flat Alu A4

Stock Availability Technical data Inquire
Product name Mex-Flat-Alu A4
Dimensions 5,5 x 46/51 mm
Torx TX25
Steel type Stainless Steel A4
Suitable for Softwood, Thermowood, Hardwood
Usage Decking, outdoor furniture, construction etc.

 

 

Description and Benefits of the Mex-Flat-Alu A4

Mex-Flat-ALU-A4 made of austenitic stainless steel A4 is a screw that was developed specifically for fastening terrace boards to aluminum base profiles.
The screw has a reinforced shank, additional drive thread, specially designed tip, Torx profile and many other advantages.

    

    

Material Description – Stainless Steel A4

  • Suitable for woods with high tannin content, such as Cumaru, Merbau, Bangkirai, etc., as well as thermowood and softwoods species
  • Surface treatment by passivation increases corrosion protection
  • Suitable for saline environments
  • Acid-resistant under certain conditions
  • Can be used in service classes 1, 2, and 3 (ČSN EN 1995-1-1)
  • Suitable for chlorinated environments to a limited extent

Mex-Flat-Alu A4 is intended for:

Softwood species

  • Spruce
  • Siberian Larch
  • Silesian Larch
  • Cedar
  • Pine (with and without pressure treatment)

Thermowood 

  • Thermowood Pine
  • Thermowood Ash
  • Thermowood Spruce

Hardwood species – with high tannin content

  • Bangkirai
  • Massaranduba
  • Dark Red Meranti - Bukit
  • Merbau
  • Garapa
  • Ipé
  • Teak
  • Cumaru
  • Oak

Note: This recommendation may not apply to all usage scenarios. The properties and lifespan of the screw can be influenced by specific environmental conditions. Therefore, we recommend consulting with your dealer.

MEX-Flat-Alu A4 offer

Art. No. Screw Name Size Torx Packaging
5546A4ALU Mex-Flat-Alu-A4 5,5x46 mm TX25 200 pcs + bit
5551A4ALU Mex-Flat-Alu-A4 5,5x51 mm TX25 200 pcs + bit

 

During installation, it is recommended to pre-drill holes for the screws to ensure accuracy and reduce the risk of material damage.

With pre-drilling Without pre-drilling

Why choose the Mex screw collection for wood?

  • Proven stainless steel screws guaranteeing 100% high-quality material
  • Optimized screw geometry for wooden decking, cladding and construction
  • Competitive pricing without compromising on quality
  • Comprehensive marketing support for partners
  • Full range of accessories for wooden terraces and facades (bits, drills, etc.)
  • Expertly trained agents in timber and steel, ensuring quality control
  • Multiple delivery options with online shipment tracking for full transparency
  • Large stock availability with fast responses to any volume request
  • Complete installation system with advanced accessories
  • CE-certified products ensure compliance with industry standards
  • Commitment to consumer education for informed purchasing decisions
  • Decades of experience in both Czech and international markets

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