Square and triangular structural brackets

Double-Sided Reinforced Squares Ø16 mm – 6 mm Steel – 4A Métal

The 4A Métal double-sided reinforced squares are designed to provide precise and rigid support during your welding and assembly operations. Thanks to their 6 mm pickled steel design and their two perpendicular faces, they allow for perfect positioning on two simultaneous planes, ideal for 3D assemblies, jigs, and complex structures.

⚙️ Technical Specifications

• Thickness: 6 mm pickled steel (raw steel, not black steel)
• Ø16 mm holes spaced 50 mm apart – universal compatibility
• Available sizes:
  • 150 × 150 × 150 mm
  • 200 × 200 × 50 mm
  • 300 × 300 × 50 mm
  • 300 × 300 × 100 mm
• Double-sided design: rigidity and support on two axes
• High-precision laser cutting – clean edges and perfect fit
• Versions:
  • KIT – supplied flat, for self-welding
  • WELDED – assembled and ready to use

🧩 Use

These reinforced squares allow you to position, align, and hold parts on two planes for perfect angle assemblies. Their double contact surface ensures optimal support for jigs, chassis, frames, or bulky parts. They are used with standard Ø16 mm clamping accessories (clamps, pins, stops, etc.).

💡 Key Features

• Ultra-rigid double-sided structure
• Perfect alignment on two planes
• Clean and professional finish
• Available in several dimensions to suit your needs
• Full compatibility with Ø16 mm welding tables

🇫🇷 Made in France

4A Métal reinforced squares are cut and adjusted in our workshop in Romilly-sur-Seine (Aube). They embody the quality and precision of French expertise, designed for metal professionals and demanding workshops.

Reinforced 3D squares – guaranteed stability, precision, and durability.