316L Stainless Steel Flat Head Semi-Tubular Rivets ISO 15977

316L Flat Head Semi-Tubular Rivets - Medical/Marine Grade - Electropolished - ISO 15977 - Ø2mm to Ø5mm

High-precision semi-tubular rivets for harsh environments. 316L stainless steel, 100° flat head, electropolished. Resists autoclaving & salt spray. Sizes Ø2-5mm. Custom hollow depths.

Meet critical hygiene and corrosion standards with **medical/marine grade semi-tubular rivets**. Precision-machined from **A4-80 stainless steel (316L)** with **electropolished finish (Ra<0.2µm)**, these rivets feature **±0.03mm diameter tolerance** and **controlled hollow depth** for consistent performance in surgical instruments, marine hardware, and food processing equipment.

Primary Uses & Applications:

- Surgical instrument assembly
- Marine deck fittings
- Pharmaceutical packaging machines
- Desalination plant equipment
- Dairy processing conveyors

How to Use:

1. **Ultrasonic clean** rivets before installation.
2. Use **precision micro-riveter** with force control.
3. Set compression force:
- Ø3mm: 150-200N
- Ø5mm: 400-500N
4. Inspect under 10x magnification for flush seating.

Dongguan Guanbiao Hardware Products Co., Ltd., established in 2013, is a screw hardware processing factory integrating R & D, production and sales, focusing on electronic and electrical appliances, computer radiator, communication equipment, lighting, motor, motor, medical equipment, sports equipment, auto parts, baby stroller accessories and other industries. Its main products include all kinds of iron, stainless steel, copper, aluminum and alloy Precision small screws, spring screws, loose screws, stainless steel screws, step screws, plum blossom screws, slender screws, anti-theft screws, non-standard customized screws, stainless steel rivets, shafts, pins, CNC parts and stamping parts. The first mock exam the second mock exam is two punch, two die four punch, three die six punch, four die four punch, six die six punch, die closing machine, part forming machine, automatic lathe, CNC lathe and so on, and the diameter is 1mm-20mm, the length is 1mm-300mm.

The company introduced imported automation equipment, combined with mature technology and precision equipment, to ensure product quality, control quality from the source, and adhere to technological innovation.

Our business philosophy is "integrity, innovation, efficiency, win-win", your satisfaction is our eternal pursuit, looking forward to become your sincere partner!    wechat:+8613423026460