Page 119 - APPLIED PROCESS DESIGN FOR CHEMICAL AND PETROCHEMICAL PLANTS, Volume 1, 3rd Edition

Fluid Flow 105

Table 2-11
Simplified Flow Formula For Compressible Fluids Pressure Drop, Rate of Flow and Pipe Sizes"
(Use With Figure 2-31)
Values of C.,
Nominal Schedule Value Nominal Schedule Nomina 1 Schedule Value
Pipe Size Number of c2 I! Pipe Size Number Pipe Size Number of cz
Inches __- Inches
~__
% 40 s 7 920 000. 5 40 s 1.59 16 10 0.00463
80 x 26 200 000. 80 x 2.04 20 0.00421
120 2.69 30 s 0.005 04
vi 40 s 1 590 000. 160 3.59 40 x 0.005 49
810 x 4 290 000. ... xx 4.93 60 0.006 12
% 40 s 319 000. 6 40 s 0.610 80 0.007 00
81) x 718 000. 80 x 0.798 100 0.008 04
120 1.015 120 0.00926
"/z 480 s 93 500. 160 1.376 140 0.01099
810 x 186 100. ... xx 1.861 160 0.01244
160 4 300 000.
...Icy 11 180 000. 8 20 0.133
30 0.135 18 10 0.00247
40 s 0.146 20 0.002 56
% 40 s 21 200. 60 0.163 .. 8 0 002 66
a0 x 36 900. 80 x 0.185 30 0.002 76
160 100 100. .. x 0.002 87
... m 627 000. 100 0.211 40 0 002 98
120 0.252
40 s 5 950. 140 0.289 60 0.003 35
80 x 9' 640. 0.317 80 0.00376
160 22 500. isi, * 0.333 100 0.00435
... XYI 114 100. 120 0.005 04
10 20 0.039 7 140 0.005 73
40 s 1408. 30 0.042 1 160 0.006 69
80 x 2 110. 40 s 0.044 7
160 3 490. 60 x 0.051 4
... xx 13 640. 80 0.056 9 20 10 0.001 41
20 s 0.001 50
100 0.066 1 30 x 0.001 61
1% 40 s 627. 120 0.075 3 40 0.001 69
80 x 904. 140 0.090 5 60 0.001 91
160 1 656. 160 0.105 2
... xx 4 630. 80 0.002 17
l2 20 0.015 7 100 0.002 51
40 s 169. 30 0.016 8 120 0.00287
a0 x 236. ... s 0.017 5 140 0.003 35
160 488. 40 0.018 0 160 o 003 85
~
... xx 899. ... x 0.019 5
60 0.020 6
2% 40 s 66.7 24 10 0.000 534
80 x 91.8 80 0.023 1 20 s 0 e 000 565
160 146.3 100 0.026 7 ..x 0 e 000 597
... xx 380.0 120 0.031 0 30 0.000 614
140 0.035 0 40 0.000 651
160 0.042 3 60 0.000 741
40 s 21.4
80 x 28.7 14 10 0.009 49 80 0 e 000 835
160 48.3 20 0.009 96 100 0 000 972
... xx 96.6 30 s 0.010 46 120 0.001 119
40 0.010 99 140 0.001 274
3% 40 s 10.0 ... x 0.011 55 160 0.001 478
80 x 37.7 60 0.012 44 I/
4 40 s 5.17 80 0.014 16 Note
80 x 6.75 100 0.016 57 The letters s, x, and xx in the col-
120 8.94 120 0.018 98 umns of Scheduie Numbers indicate
160 11.80 140 0.021 8 Standard, Extra Strong, and Double
... xx 18.59 160 0.025 2 Extra Strong pipe respectively.
By permission, Crane Go., Technicalf'aper #410, Engineering Dill., 1957. See author's note at Figure 2-31