Corrosion-resistant semi-tubular rivets with 100° flat head. 304 stainless steel, hollow depth 1.5D. Sizes: Ø3-6mm. Passivated finish. For electronics, machinery & automotive. Custom lengths.
Achieve flush-surface fastening with **DIN 7337 compliant semi-tubular rivets** featuring a precision **100° flat head** and **controlled hollow depth** (1.5× shank diameter). Made from **A2-70 stainless steel (304)**, these rivets provide reliable clinching force for sheet metal, plastics, and leather assemblies. Passivated finish ensures corrosion resistance in industrial environments.
TECHNICAL SPECIFICATIONS | |
Head Type | 100° Flat Head (Countersunk) |
Head Diameter (D) | Ø4.8mm (Ø3mm rivet), Ø7.2mm (Ø5mm rivet) |
Total Length (L) | 6-20mm (e.g., Ø4mm: 6/8/10/12/15mm) |
Hollow Depth (H) | .5×d** (e.g., Ø4mm rivet = 6mm hollow) |
Hole Diameter (d) | Ø1.8mm (Ø3mm), Ø2.4mm (Ø5mm) |
Material | A2-70 Stainless Steel (304) |
Surface Treatment | Passivation (Matte Grey) |
Grip Range | 0.5-4.0mm |
Customization | Non-standard L/h ratios, special diameters |
Primary Uses & Applications:
- Electronics chassis assembly
- Automotive interior trim
- Machinery guards & covers
- Leather goods & luggage hardware
- Signage mounting systems
How to Use:
1. Drill hole = shank diameter (e.g., Ø4mm hole for Ø4mm rivet).
2. Insert rivet through materials.
3. Place **flat die** under head.
4. Use **rivet setter** to compress hollow end into 1.5D mushroom shape.
5. Verify flush head seating.