Useful Tables

Size of Cylindrical Tank Shells 

DISCLAIMER
(for table used to determine size of cylindrical tank shells)
American Boiler Tank & Welding Co. provides this user-friendly conversion
table for estimating only and will not be held liable for entry errors or
miscalculations made by the user.

V = Volume in US Gallons (to convert gallons see below)
L = Length of Shell in Inches
D = Inside Diameter in Inches

Calculate Volume (Know D and L)
Diameter:
Length:
V =

Find Length (Know V and D)
Volume:
Diameter:
L =

Find Diameter (Know V and L)
Volume:
Length:
D =

(1) US Gallon = 0.13368 Cubic Feet
(1) US Gallon = 3.78543 Liters
(1) US Gallon of water = 8.34 lbs
 

From ANSI B16.5 Table 2

Approximate Volume in Gallons of Formed Heads
(DOES NOT INCLUDE VOLUME IN STRAIGHT FLANGE WHICH IS 1 1/2" - 2" LONG)
INSIDE DIAMETER 2:1 ELLIPTICAL ASME F&D
12 .97 .57
14 1.54 .93
16 2.31 1.43
18 3.3 2.0
20 4.5 2.8
22 6.0 3.75
24 7.8 4.85
30 15.2 9.5
36 26.4 16.1
42 41.9 27.5
48 62.7 38.2
54 89.2 54.5
60 122.4 75.4
66 163 101
72 211 132
84 335.5 213
96 501 317
108 713 455
120 978 630
132 1302 813
144 1690 1106

Pressure Temperature Ratings for Pipe Flanges and Flanged Fittings
For SA-105 Forged Carbon Steel
(Not for prolonged use above 800 F)
CLASS 150# 300# 400# 600# 900# 1500#
Temperature
Deg F
MAXIMUM ALLOWABLE NONSHOCK WORKING GAGE PRESSURE
-20 to 100 285 740 990 1480 2220 3705
200 260 675 900 1350 2025 3375
300 230 655 875 1315 1970 3280
400 200 635 845 1270 1900 3170
500 170 600 800 1200 1795 2995
600 140 550 730 1095 1640 2735
650 125 535 715 1075 1610 2685
700 110 535 710 1065 1600 2665
750 95 505 670 1010 1510 2520
800 80 410 550 825 1235 2060
850 65 270 355 535 805 1340
900 50 170 230 345 515 860
950 35 105 140 205 310 515
1000 20 50 70 105 155 260
 
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