Watch Case Back Material Fatigue Crack Propagation Guide
Author: Funny Items
Release time: 2026-08-21 19:14:29
View number: 12
Crack Propagation
Watch case back material fatigue crack propagation determines how fast cracks spread.
Propagation Guide
- Steel: Slow propagation
- Titanium: Slower propagation
- Ceramic: No propagation
- Sapphire: Fast brittle fracture