Titanium DIN6921 Flange Head Bolts M8x40mm Pack of 4 Grade 5 6Al-4V Titanium Alloy With 18mm Flange Diameter and 8.1mm Head Height, 1.25mm Pitch, Requires 13mm Socket, Ideal for Automotive, CNC, Machinery and Aerospace Projects
✔️ M8x40 bolts, 18mm flange, 8.1mm head, 1.25mm pitch, 4 pcs
These DIN6921 flange bolts are crafted from 6Al-4V titanium alloy (Grade 5) for superior strength-to-weight ratio. They feature an 18 mm flange diameter and 8.1 mm head height, designed for high-stress automotive, CNC, machinery, and aerospace assemblies where weight reduction and corrosion resistance matter.
✅ Material: 6Al-4V (Grade 5) titanium alloy for high strength and light weight
✅ Flange diameter: 18 mm with 8.1 mm head height for broad load distribution
✅ Size and pitch: M8x40 mm with 1.25 mm thread pitch (DIN6921 standard)
✅ Package contents: 4 bolts ready for aerospace or automotive use
✅ Socket compatibility: 13 mm six-point socket required for installation
✅ Weight per bolt: approx 12.6 g for precise budgeting
💡 What is a high-strength titanium flange bolt used for in engineering projects?
Handy for lightweight, high-load fastening in aerospace, automotive, and CNC setups.
- Lightweight high-strength fastening for aerospace and automotive uses
- DIN6921 flange distributes load across mating surfaces
- Grade 5 titanium provides corrosion resistance in harsh environments
- Compatible with standard 13 mm sockets for quick installation