Watch Case Back Material Fatigue Crack Initiation Guide
Author: Funny Items
Release time: 2026-08-21 19:08:53
View number: 13
Crack Initiation
Watch case back material fatigue crack initiation determines when cracks first appear.
Initiation Guide
- Steel: High cycles
- Titanium: Higher cycles
- Ceramic: Very high cycles
- Sapphire: Brittle initiation