Watch Case Back Material Fatigue NDE Inspection Guide
作者: Funny Items
发布时间: 2026-08-22 03:28:56
查看数: 55
NDE Inspection
Watch case back material fatigue NDE inspection detects hidden cracks before failure.
NDE Guide
- Visual: Surface cracks
- Ultrasonic: Internal flaws
- X-ray: Deep defects
- Dye penetrant: Surface detail