Stainless Steel L-SHAPED 2020 Profile Corner Outer Bracket
Product Overview
An L-Shaped 2020 Profile Corner Bracket is a right-angle connector designed to join two pieces of 2020 series aluminum extrusion profiles (20 mm × 20 mm) at a 90° angle. It is widely used in frame structures for industrial builds, robotics, 3D printers, CNC machines, furniture, and general assembly projects.
Typical Specifications
Compatibility: 2020 series T-slot or V-slot aluminium profiles (20 mm × 20 mm).
Material:
Standard versions: Mild steel (MS) or aluminum alloy.
Stainless Steel versions: Made of stainless steel (e.g., AISI 304/AISI 316) for greater corrosion resistance and strength (varies by manufacturer).
Shape: L-shaped right-angle bracket for corner joints.
Dimensions (typical):
Plate size ~47.5 × 47.6 × 3 mm (Length × Width × Thickness).
Some designs with flanges sized ~20 × 20 × 17 mm.
Mounting Holes:
Hole type: Countersunk or through-holes to accept screws and T-nuts.
Typical screw size: M4 (for mild steel/aluminum brackets).
Weight: ~30 g (for smaller plate type).
Material and Finish
Stainless Steel Material (if specified):
Common grades: AISI 304 or AISI 316 stainless steel, offering superior corrosion resistance compared with mild steel or plain aluminum alloy.
Finish: Natural/brush or passivated (for corrosion protection).
Alternatives: Mild steel or aluminum alloy versions are also common; stainless steel is preferred in environments where rust resistance and cleanliness are critical.
Features
Right-Angle Connection: Provides a secure 90° joint between two 2020 profiles.
Robust and Durable: Designed for repeated assembly/disassembly without deformation.
Easy Installation: Fits into profile T-slots; fastens with screws and T-nuts; no drilling required.
High Strength Joint: Capable of reinforcing structural corners in light to medium load frames.
Versatile Use Cases:
Industrial framing systems
CNC machines
3D printers
Robotics or automation assemblies
Furniture seating or shelving frames
Workstations and display structures.
Typical Installation Notes
Insert bracket legs into the T-slots of the two profiles at the corner.
Use screws with compatible T-nuts inside the profile channels.
Tighten screws evenly to achieve a square connection.
For heavier loads or milled-face brackets, ensure multiple fasteners per profile leg.
Variants and Options
Plate-style L brackets: Flat plates with mounting holes (lighter duty).
Solid L blocks: Solid L-shaped blocks, sometimes anodized or die-cast (higher rigidity).
With Hardware Kits: Some sets include screws, T-nuts, and washers for complete installation.








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