A2 Stainless Steel Flat Head Semi-Tubular Rivets M2-M6
Product Details:
Place of Origin: | China |
Brand Name: | guanbiao |
Certification: | ISO9001 |
Model Number: | M2, M3, M4, M5, M6 |
Document: | guanbiao hardware PPT(new)P...DF.pdf |
Payment & Shipping Terms:
Minimum Order Quantity: | 50000 |
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Price: | Negotiable |
Packaging Details: | Plastic bag + carton + pallet |
Delivery Time: | 15-20 work days |
Payment Terms: | T/T |
Supply Ability: | 5000000 |
Detail Information |
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Product Application: | Consumer Electronics | Head Style: | Flat |
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Thread: | No | Lead Time: | 15~20 Working Days |
Finsh: | Passivation** (Smooth, Matte Grey Finish) | Installation Method: | Riveting |
Material: | Stainless Steel | Tolerant: | +/- 0.05mm |
Dimension: | We Can Customise To Your Dimension | Shear Strength: | M3: ~1,000 N; M4: ~1,800 N |
Highlight: | A2 stainless steel flat head rivets,M2-M6 semi-tubular rivets,stainless steel semi-tubular rivets |
Product Description
Small diameter stainless steel semi-tubular rivets with 90° flat head and passivated finish. Available in sizes M2-M6. Ideal for electronics, appliances, and small mechanisms. Custom lengths available.
Our Flat Head Semi-Tubular Rivets are engineered for creating strong, permanent, and aesthetically pleasing joints in thin materials. Featuring a 90° countersunk head that sits flush with the surface, these rivets are perfect for applications where a smooth finish is required.

Attribute | Value |
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Head Type | Flat Head |
Head Diameter (D) | M2: ~4.0mm; M3: ~5.5mm; M4: ~7.0mm; M6: ~10.5mm |
Shank Diameter | M2, M3, M4, M5, M6 |
Total Length (L) | 4mm - 20mm (e.g., M3x6mm, M4x8mm) |
Hollow Depth (H) | ~55% of Total Length (L) (Standard) |
Material | A2-70 Stainless Steel (304) |
Surface Treatment | Passivation (Smooth, Matte Grey Finish) |
Shear Strength | M3: ~1,000 N; M4: ~1,800 N |

- Consumer Electronics: Fastening internal chassis components, battery contacts, and outer shells in devices like routers, hard drives, and smart home hubs.
- Small Appliances: Assembling motors, housings, and hinges in blenders, coffee makers, and power tools where a flush finish is desired.
- Furniture & Hardware: Joining hinges, locks, and brackets on cabinets, drawers, and display cases.
- Toys & Models: Creating strong, pivoting joints or permanent assemblies in metal and plastic models.
- General Manufacturing: Fastening levers, linkages, and nameplates on various equipment.
- Hole Preparation: Drill or punch a clean hole slightly larger than the rivet's shank diameter (+0.05mm to +0.10mm).
- Insertion: Insert the rivet with the hollow end protruding through the materials.
- Tool Setup: Use a semi-tubular rivet setting machine with concave die and matching punch.
- Setting: Apply controlled force to flare the hollow end, forming a secure clinch.
- Inspection: Verify symmetrical formed head and flush seating of original head.
- 20+ years of precision screw manufacturing experience
- Taiwan-imported production equipment for consistent quality
- Comprehensive quality control system with multiple inspections
- Dedicated account management for personalized service

- Moisture-resistant plastic bags inside sturdy cardboard boxes
- Clear labeling with product information and quantities
- Palletized bulk shipments with shrink wrapping for protection
- Reliable courier services with tracking information provided