Table 2.
Type | Photography | Size |
---|---|---|
Axial crack | Length: 10 mm | |
Width: 0.5 mm | ||
Depth: 15 %, 20 %, 40 % and 60 % of wall thickness | ||
Circumferential crack | Length: 10 mm | |
Width: 0.5 mm | ||
Depth: 15 %, 20 %, 40 % and 60 % of wall thickness | ||
Circular defect | Diameter 3 mm | |
Depth: 15 %, 20 %, 40 % and 60 % of wall thickness |