Quantcast Table C-48. Minimum Thickness of Polycarbonate (in.) to Survive Incident Overpressure from 220-lb (100-kg) TNT

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MIL-HDBK-1013/12
Table C-47
Minimum Thickness of Polycarbonate (in.) to Survive Incident Overpressure from
50-lb (23-kg) TNT, Aspect Ratio, a/b = 3.0
Standoff Distance,
Plate
ft
Dimensions,
in. (m)
a
b
60
100
200
300
(20 m)
(30 m)
(60 m)
(90 m)
36
12
3/8
1/4
1/4
1/8
(0.90)
(0.30)
(9 mm)
(6 mm)
(6 mm)
(3 mm)
54
18
3/8
3/8
1/4
1/4
(1.35)
(0.45)
(9 mm)
(9 mm)
(6 mm)
(6 mm)
72
24
1/2
1/2
3/8
1/4
(1.80)
(0.60)
(12 mm)
(12 mm)
(9 mm)
(6 mm)
90
30
1/2
1/2
3/8
3/8
(2.25)
(0.75)
(12 mm)
(12 mm)
(9 mm)
(9 mm)
Table C-48
Minimum Thickness of Polycarbonate (in.) to Survive Incident Overpressure from
220-lb (100-kg) TNT, Aspect Ratio, a/b = 3.0
Plate
Standoff Distance,
Dimensions,
ft
in. (m)
a
b
60
100
200
300
(20 m)
(30 m)
(60 m)
(90 m)
36
12
5/8
3/8
1/4
1/4
(0.90)
(0.30)
(16 mm)
(9 mm)
(6 mm)
(6 mm)
54
18
7/8
1/2
3/8
1/4
(1.35)
(0.45)
(22 mm)
(12 mm)
(9 mm)
(6 mm)
72
24
1 1/8
1/2
3/8
3/8
(1.80)
(0.60)
(28 mm)
(12 mm)
(9 mm)
(9 mm)
90
30
1 1/4
5/8
1/2
3/8
(2.25)
(0.75)
(32 mm)
(16 mm)
(12 mm)
(9 mm)
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