Page 675 - APPLIED PROCESS DESIGN FOR CHEMICAL AND PETROCHEMICAL PLANTS, Volume 1, 3rd Edition

Appendix 623

A-35.

ASME FLANGED AND
DISHED HEADS
IDDCHART

OD - Outside Diameter
THK - Thickness
OH - Overall Height
SF - Straight Flange
RD - Radius of Dish
For "Overall Height" add length of straight flange to IDD given, plus thickness ICR - Inside Corner Radius
of material.
IDD - Inside Depth of Dish
Use when RD EQUALS DIAMETER

o;-r-f: l/,s� v,� !1/u" J/e" '/,11," »· Y•a" %"' 1 Vu ... 'I, I,,,. I r
12 'f, 1,95 1.92 2.0J 2 09
14 '/1 2.29 2.26 2.27 2 35
16 I 2 63 2 60 2.51 2.62
-�
18 1Ya 2 97 2.94 2.9! �I
___!0 1V, J,31 3.28 325 3.22
22 H� 3,73 J,75 3.67 3 64 On
24 1Yi 4,00 3.97 3.93 3.90
26 2'/4 4 72 4 69 1..66 463 Application
28 2V, 4,99 4.96 4 92 4 89
30 211.t 5.25 5.22 5 19 5 16
32 2'/, 5.52 5 48 5 45 5 42
34 2V, 5.78 1 5.75 5 72 5.69
36 2114 6 05 6.02 5.98 5.95 --�
38 3 6 78 6 74 6 71 6 66 6 65 6.62 s.ss 6 56 6 53 6 sn fi 44 6 38
40 3 7 04 7.01 6.98 695 6 91 6 88 6.85 6.82 6 79 6 76 6 70 6,64
42 3 7 31 7,27 7,24 7 2·1 7.18 7 15 t 12 7,08 7 05 7 02 6 96 6 90
44 3 7 51 7 54 7 51 7.47 7 44 7.41 7.38 7 35 7 32 7.29 7 22 7 16
46 3 7.84 7 80 7 77 7.74 7.71 7.68 1.64 7 61 7 58 7.55 7 49 7 43
48 3 6.10 8.07 8.04 8.00 7.97 7.94 7 91 7 BB 7 85 7 Bl 7,75 7 69
50 3 B 37 6.Jd 8.30 6.27 B 24 8.21 817 8.i4 8.11 8.08 8.02 795
52 Jl/1 9.09 9.06 9.03 8.99 8 96 8 93 8 9J 8.87 8.84 8.80 8.74 8,68
54 3¥, 9 35 9.32 9.29 9.26 9 23 9 19 9.16 9.13 9, 10 9 07 9 01 8 94
56 33/, 9.62 9.59 9.56 9.52 9 49 9.46 9.43 9.40 9.36 9,33 9.27 9.21
I 58 3% 9.89' 9.85 9.82 9.79 9.76 9,72 9.69 9.65 9 63 9 60 9.53 9.47
60 JJ/, 10 15 10 12 'O 09 10.05 10 02 9 99 9 95 9.93 9.89 9.86 9.80 9.74
62 3.l/, 10.42 10.39 10 35 10 32 10 29 10 26 10.22 10.19 10.16 10 13 10.06 10.0J
64 4V, 10.99 10 95 10 92 10,89 10 86 10.83 10.79 10 76 10 73 10 70 1064 10,57
66 4% 11.25 1122 11 19 1116 1 I 12 11 09 11 06 11.03 10.99 10.96 10.90 10,64
68 4Y. 11.52 11 49 11 45 11 42 11.39 n.ss 11 32 11.29 I i.26 11 23 i 116 11 10
70 4Y• 11.78 11.75 11 72 11 69 11 65 11.62 11 59 11 56 11.53 i i.49 11 43 11,37
72 41/.. 12.35 12 32 12.29 12.26 12.22 12.19 12, 16 12.13 12.10 12.06 12.00 11.94
74 411, 12.62 12.59 12.55 12.52 12.49 12.46 12.43 12 39 12.36 12.33 12.27 12 20
_76 4¥, 12.89 12.85 12.82 1279 12.76 12.72 12.69 12.66 i2 03 12 59 12 53 12.47
78 0'4 13.15 13.12 13.09 13,05 13.02 12.99 12.96 12 92 12 89 12 86 12.80 12.73
80 5 13 57 13 54 13 50 13.47 13.44 13.41 13.37 13 34 13 31 13 26 13 21 13.15
82 5 '3 64 13 60 13.77 13.74 13.70 13 67 !364 13 61 13 57 13 54 13 48 13.41
84 SJ/, 14 56 1'.52 14.49 14.46 14.43 14 39 1d.36 14 33 14 30 14 27 14 20 t4 i4
86 SJ/• 14 82 14 79 14 76 14 72 14 69 14 66 14 63 14 60 1• 56 11. 53 14.47 14 40
BB 5¥, 15,09 15 OS 15 02 14.99 14.96 14.92 14.89 14.66 14 83 14 80 14.73 1467
!UI 5¥, 15.35 15 32 15.29 15.26 15.22 15 19 15 16 15 !3 i5 09 is 06 15 00 14 93
92 SI/, 15.62 15.59 15 55 15 52 15 49 1516 15 42 15.39 15.36 15.33 15.26 15 20
94 5¥, 15.69 15,85 15.82 15 79 15 75 15 72 15.69 15.66 15.62 15.59 15.53 15.46
96 6V, 16 6i 16 57 16 54 i6 51 16 46 161.4 i6.4' 16 36 16 35 16 32 16 25 1619
98 61/2 '6.87 16 84 '6 61 16 77 16 74 1671 1668 1664 16 6i 16 56 16.52 16.45
100 6� 11 17 '.4 i 7 10 17 07 17 04 i? 01 16 97 16*tft9' 16 68 16 85 16 78 16 72
102 6Y2 17 40 '17 37 17 34 17 31 17 27 1724 1721 1718 17 ·,<! 11·,·1 17 05 16.98
104 6\,1 17.67 17.64 17 60 1157 17 54 17 51 17 47 17.44 17 41 17.38 17 31 17 25
106 6'h 17 94 17 90 17 87 17 84 17 80 1777' 17,74 17.7i 17 67 17 64 "17 58 17 51
108 6'h 18 20 18 17 i3,14 18 1D 16.07 18.04 16 00 17 97 17.94 17 91 i7 64 17.76
110 tv. i8 92 'B 89 18.86 i3.82 1879 18 76 18 13 18.69 ia.es i8 63 18 57 18.50
112 tv. is 19 '.9 15 19.12 i9.09 19.06 :9.02 18.99 18.96 18.93 !8.89 18 83 18 77
114 711, 19.45 19.,12 10 39 19 36 19 32 19 29 19.26 19.23 19.19 19.16 i9.10 19 03
116 7Y, ;9}2 19 69 i965 1962 19 59 19 56 19 52 19 49 19 46 i9 43 19 36 19 30
I 118 7V4 19.99 19 95 19.92 19 89 19 85 19 82 19.79 19 76 19 72 19 69 19 63 ;9,55
i 120 7V4 20 2,5 20.22 20 19 20 15 20 i2 20.G9 20 05 20.02 ;9 99 19 96 19 89 ;9 83
By permission, Hackney-Brighton, a division of Trinity Industries,