AFMAN 24-204(I)/TM 38-250/NAVSUP PUB 505/MCO P4030.19H/ DLAI 4145.3
37
11 DECEMBER 2001
Figure A3.1. Cylinder Specification and Service Pressures.
Specification Marking
Service Pressure Kilopascal (Pounds Per Square Inch)
DOT-3
12411.0
(1800)
DOT-3E
12411.0
(1800)
DOT-4
2068.5
(300)
DOT-8
1723.8
(250)
DOT-9
1379.0
(200)
DOT-25
2068.5
(300)
DOT-33
3309.6
(480)
DOT-38
1723.8
(250)
DOT-40
1379.0
(200)
DOT-41
1654.8
(240)
Figure A3.2. Wall-Stress Limitations.
Type of Steel
Wall Stress
Average
Limitation
Maximum
Plain carbon steels over 0.35 carbon and medium manganese
steels.
53,000
58,000
Steels of analysis and heat treatment specified in DOT
Specification 3AA.
67,000
73,000
Plain carbon steels less than 0.35 carbon made before 1920.
45,000
48,000
Figure A3.3. Prescribed Filling Density for Liquefied Petroleum Gas.
Minimum Specific
Gravity of the Liquid
Material at 60 degrees F
(15.5 degrees C)
Maximum
Filling Density in
Percent of the
Water Capacity
of the Container
Minimum Specific
Gravity of the Liquid
Material at 60 degrees F
(15.5 degrees C)
Maximum
Filling Density
in Percent of the
Water Capacity
of the Container
0.271-0.289
26
0.504-0.510
42
0.290-0.306
27
0.511-0.519
43
0.307-0.322
28
0.520-0.527
44
0.323-0.338
29
0.528-0.536
45
0.339-0.354
30
0.537-0.544
46
0.355-0.371
31
0.545-0.552
47
0.372-0.398
32
0.553-0.560
48
0.399-0.425
33
0.561-0.568
49
0.426-0.440
34
0.569-0.576
50
0.441-0.452
35
0.577-0.584
51
0.453-0.462
36
0.585-0.592
52
0.463-0.472
37
0.593-0.600
53
0.473-0.480
38
0.601-0.608
54
0.481-0.488
39
0.609-0.617
55
0.489-0.495
40
0.618-0.626
56
0.496-0.503
41
0.627-0.634
57
