Quantcast Table C-27. Minimum Thickness of Thermally Tempered Glass (in.) to Survive Incident Overpressure from 50-lb TNT

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MIL-HDBK-1013/12
Table C-27
Minimum Thickness of Thermally Tempered Glass (in.) to Survive Incident
Overpressure from 50-lb TNT, Aspect Ratio, a/b = 3.0
Standoff Distance (ft)
Plate
Dimensions
(in.)
a
b
60
100
200
300
36
12
1/4,
1/8
1/8,
1/8
1/8,
1/8
1/8,
1/8
54
18
3/8,
1/4
1/4,
1/8
1/8,
1/8
1/8,
1/8
72
24
3/8,
3/8
1/4,
1/4
1/8,
1/8
1/8,
1/8
90
30
1/2,
3/8
3/8,
1/4
1/4,
1/8
1/8,
1/8
Table C-28
Minimum Thickness of Thermally Tempered Glass (mm) to Survive Incident
Overpressure from 23-kg TNT, Aspect Ratio, a/b = 3.0
Plate
Standoff Distance (m)
Dimensions
(m)
a
b
20
30
60
90
0.90
0.30
6, 3
3,
3
3,
3
3,
3
1.35
0.45
9, 6
6,
3
3,
3
3,
3
1.80
0.60
9, 9
6,
6
3,
3
3,
3
2.25
0.75
12, 9
9,
6
6,
3
3,
3
Table C-29
Minimum Thickness of Thermally Tempered Glass (in.) to Survive Incident
Overpressure from 220-lb TNT, Aspect Ratio, a/b = 3.0
Plate
Standoff Distance (ft)
Dimensions
(in.)
a
b
60
100
200
300
36
12
1/4,
1/4
1/4, 1/8
1/8,
1/8
1/8,
1/8
54
18
3/8,
3/8
3/8, 1/4
1/4,
1/8
1/8,
1/8
72
24
5/8,
1/2
3/8, 3/8
1/4,
1/4
1/4,
1/8
90
30
3/4,
5/8
, 3/8
3/8,
1/4
1/4,
1/8
150





 


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