21
TANK
SIZE
NUMBER OF
TANKS
MANIFOLDED
10%
20%
30%
40%
50%
60%
250
1
12,690
169,200
197,400
225,600
253,800
282,000
2
279,180
372,240
434,280
496,320
558,360
620,400
3
486,027
648,036
756,042
864,048
972,054 1,080,060
325
1
160,650
214,200
249,900
285,600
321,300
357,000
2
353,430
471,240
549,780
628,320
706,860
785,400
3
615,289
820,386
957,117 1,093,848 1,230,579 1,368,842
500
1
198,135
264,180
308,212
352,240
396,270
440,300
2
435,897
581,196
687,066
774,928
871,794
968,660
3
758,857 1,011,809 1,180,451 1,349,079 1,517,714 1,686,349
850
1
304,425
405,900
473,550
541,200
608,850
676,500
2
669,735
892,980 1,041,810 1,190,640 1,339,470 1,488,300
3
1,165,947 1,554,597 1,813,696 2,072,796 2,331,895 2,590,995
1000
1
354,240
472,320
551,040
629,760
708,480
787,200
2
779,328 1,039,104 1,212,288 1,385,472 1,558,656 1,731,840
3
1,356,739 1,808,985 2,110,483 2,411,980 2,713,478 3,014,976
For -10º F multiply x 0.50
For + 10ºF multiply x 1.5
For +20ºF multiply x 2.0
For +40ºF multiply x 3.0
For +50ºF multiply x 3.5
For +60ºF multiply x 4.0
VAPORIZATION RATES IN BTUH @ 0 DEG. F
PERCENTAGE OF TANK FILLED
NOTE: USE FOLLOWING MULTIPLIERS FOR OTHER AIR TEMPERATURES
