 |
|||
|
Page Title:
Table I. Classification of weld defects |
|
||
| ||||||||||
|
|  MIL-R-45774A (MI)
TABLE I. Classification of weld defects
Defect
Type
Reference
Standard I
Standard II
Standard III
Standard IV
Standard v
Radiographs
Porosity
1. Scattered
A1-1 to 5
SEE
TABLE
II
2. Linear
A2-1 to 3
(typical)
SEE
TABLE
III
(Figure 3)
3. Isolated
A3-1 to 2
U
0.50T
0.50T
0.50T
0.50T
Voids
Maximum
Maximum
Maximum
Maximum
Cracks
1. Transverse
B1-1
U
U
U
U
U
B1-2
U
U
U
B
B
2. Longitudinal
B2-1
U
U
U
U
U
B2-2
U
U
U
U
U
3. Crater
B3-1
U
U
U
B
B
Fusion
1. Incomplete
C1-1
U
U
See Figure 2 &
See Figure 2 &
See Figure 1, 2
Penetration
C1-2
U
U
Rule 1
Rule 1
& Rule 2
U
U
2. Imperfect fusion
C2-1
U
U
(Acceptance in accordance with reference radio-graphs)
at weld interface
C2-2
U
U
(See ASTM E 155 & ASTM E 505)
faying surface
C2-3
U
U
junction for fillet
welds
(Acceptance in accordance with reference radio-graphs)
3. Imperfect fusion
C3-1
U
U
(See ASTM E 155 & ASTM E 505)
at weld interface
C3-2
U
U
faying surface
junction for butt
welds with backup
strips.
Foreign Materials
1. More Dense
D1-1
U
See Notes
2. Less Dense
D2-1
U
See Notes
Under-cutting
All
E1-1
0.10T
0.10T
0.10T
0.10T
0.10T
Maximum
Maximum
Maximum
Maximum
Maximum
4
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals