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Blind Rivets & Structural Rivets

Trifold Rivets

Folds into three legs to grip soft, brittle and thin materials.

Overview

Trifold rivets are made for soft, brittle or thin materials. On the blind side the body splits into three legs that spread the clamping force over a larger area.

This reduces the risk of cracking the parts and copes with irregular or oversized holes. Available with coloured heads.

Specifications

Diameters3.2, 4.0, 4.8, 5.0, 6.4 mm
Lengths14 mm to 30 mm
Grip range0.5 mm to 13.5 mm
Head stylesDome, flange; coloured heads
MaterialBody aluminium 5052, mandrel aluminium 5056

Sizes & part numbers

DiameterLengths (mm)Grip range (mm)Tensile / shear (N)
3.2 mm14–200.5–10.5400 / 500
4.0 mm14–251.0–13.0700 / 600
4.8 mm16–251.0–12.51100 / 800
5.0 mm16–251.0–12.51300 / 1100
6.4 mm23–301.5–13.52500 / 2000

Key features

  • Three-leg blind-side grip
  • No cracking of soft parts
  • Copes with oversized holes

Applications

PlasticsSoft materialsInsulationPlasterboard

Need a size, grade or finish not listed? We also make special and non-standard parts to drawing. Ask us →

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