Document 7R99M8EO5gxnndr38ja6b9b2B

American Society of Heating and Ventilating Engineers Table 5. Pipe Sizes for Underground Supply Mains Based 10,000 Ft. per Minute Gaos Prsssphb Lb. Lb. Steak peb Minute 0 10 20 40 60 80 100 120 140 160 180 200 0 10 20 40 60 80 100 120 140 160 180 200 0 10 20 40 60 80 100 120 140 160 180 200 0 10 20 40 60 80 100 120 140 160 180 200 2.23 3.65 4.98 7.68 10.3 12.8 15.3 18.1 20.6 23.0 26.0 28.5 8.70 14.2 19.4 29.8 40.0 49.7 59.8 70.5 80.4 89.6 101.0 111.0 19.2 31.3 42.8 65.5 87.5 108 130 153 174 194 220 240 33.0 54.0 73.8 113 153 189 227 268 305 340 384 420 200 Deg. Fahr. peb Hb. Pips loss B.r.o. res Houa. peb Ft. Length , Covered (10% of Bare) 1 in. Pipe 131,100 217,200 298,200 461,400 627,000 780,000 936,000 1,110,000 1,272,000 1,416,000 1,608,000 1,764.000 116 143 168 206 236 260 284 304 322 337 355 373 2 in. Pipe 512,400 846,000 1,158,000 1,794,000 2,436,000 3,030,000 3,660,000 4,338,000 4,950,000 5,520,000 6,240,000 6,888,000 209 258 306 372 426 471 513 548 582 608 641 674 8 in. Pipe 1,129,200 1,860,000 2.562.000 3.588.000 5.280.000 6.588.000 7.980.000 9.420.000 10.740.000 11.940.000 13.560.000 14.880.000 309 380 451 549 628 694 756 809 857 897 945 993 4 in. Pipe 1.944.000 3.210.000 4.422.000 6.840.000 9.300.000 11.520.000 13.920.000 16.440.000 18.780.000 21,000,000 .23,760,000 25.440.000 397 489 579 705 806 891 971 1039 1101 1152 1214 1275 20.9 25.8 30.6 37.7 42.6 47.1 51.3 54.8 58.2 60.8 64.i 67.4 30.9 38 45 55 63 69 76 81 86 90 94 99 _ ... 6 10 20 40 60 ' 80 100 120 V 140 160 180 200 0 10 20 40 60 80 100 120 140 160 180 200 Chapter 24--District Heating k Velocity of Pipe Loss B.t.u. peb Hocb, pee Ft. Length la. Steam Condensed peb 200 Dbg. Fahb. peb Hb. ______- - 6 in. Pipe 4.504.000 7.260.000 10,020,000 15.360.000 20.880.000 26.040.000 31.440.000 37.260.000 42.480.000 47.400.000 53.700.000 58.800.000 8 in. Pipe 7,980,000 12.960.000 17.940.000 27.540.000 37.560.000 46.680.000 56.160.000 66.480.000 75.300.000 84.600.000 95.400.000 mr /nA (YV1 Bare 760.7 936.7 1109.5 1351 1543 1707 1859 1988 2107 2207 2325 2443 Covered (10% of Bare) 76.1 93.7 110.9 135.1 154.3 170.7 185.9 198.8 210.7 220.7 232.5 244.3 peb Ft. Length 0.0604 0.0755 0.0918 0-1135 0.1320 0.1470 0.1630 0.1760 0.1880 0.1980 0.2110 0.2230 0.0785 0.0985 0.118 0.147 0.171 0.191 0.212 0.229 0.244 0.258 0.275 0.291 211 345 474 730 ' 983 1210 1455 1670 1960 2180 2470 2700 297 485 664 1020 1372 1700 2040 2410 2750 3060 3460 3800 10 in. Pipe 12;420,000 19.520.000 28.380.000 43.860.000 59.760.000 73.800.000 89.100.000 102,600,000 120,600,000 134.400.000 152.400.000 166.800.000 . 949 1170 1384 1685 1927 2132 2322 2486 2635 2755 2903 3051 IS in. Pipe 17.460.000 28.860.000 39.900.000 62.100.000 83,400,000 103.800.000 124.800.000 148.200.000 169.200.000 182.400.000 213.600.000 235.200.000 1125 1387 1641 1999 2240 2529 2753 2945 3121 3266' 3440 3616 94.9 117.0 138.4 168.5 192.7 213.2 232.2 248.6 263.5 275.5 290.3 305.1 112.5 138.7 164.1 199.9 224.0 252.9 275.3 294.5 312.1 326.6 344.0 361.6 0.1230 0.1480 0.1840 0.2130 0.2390 0.264 0.286 0.306 0.323 0.343 0.364 0.116 0.146 0.175 0.218 0.248 0.284 0.314 0.340 0.362 0.383 0.406 0.430