Tube Flow
inch mm l/s kg/h kg/s
1 1/4” 32.80 472.10 7.87 7868.3 131.14 277.9 560.7 9.35 0.16
36.00 574.57 9.58 9576.2 159.60 338.2 682.5 11.37 0.19
36.30 584.93 9.75 9748.9 162.48 344.3 694.8 11.58 0.19
1 1/2” 39.30 691.72 11.53 11528.7 192.15 407.1 821.6 13.69 0.23
40.00 717.49 11.96 11958.2 199.30 422.3 852.2 14.20 0.24
41.80 787.47 13.12 13124.5 218.74 463.5 935.3 15.59 0.26
43.10 840.36 14.01 14006.0 233.43 494.6 998.2 16.64 0.28
45.80 953.69 15.89 15894.9 264.92 561.3 1132.8 18.88 0.31
2” 50.00 1145.11 19.09 19085.2 318.09 674.0 1360.1 22.67 0.38
51.20 1202.22 20.04 20037.0 333.95 707.6 1428.0 23.80 0.40
53.10 1294.69 21.58 21578.2 359.64 762.0 1537.8 25.63 0.43
54.50 1365.54 22.76 22759.1 379.32 803.7 1622.0 27.03 0.45
57.50 1529.37 25.49 25489.4 424.82 900.2 1816.5 30.28 0.50
60.00 1669.32 27.82 27821.9 463.70 982.5 1982.8 33.05 0.55
64.20 1918.19 31.97 31969.9 532.83 1129.0 2278.4 37.97 0.63
2 1/2” 65.00 1968.69 32.81 32811.4 546.86 1158.7 2338.3 38.97 0.65
68.90 2214.70 36.91 36911.7 615.19 1303.5 2630.6 43.84 0.73
70.30 2311.21 38.52 38520.1 642.00 1360.3 2745.2 45.75 0.76
71.10 2364.11 39.40 39401.8 656.70 1391.5 2808.0 46.80 0.78
76.10 2714.85 45.25 45247.5 754.13 1597.9 3224.6 53.74 0.90
3” 80.00 3003.87 50.06 50064.4 834.41 1768.0 3567.9 59.46 0.99
82.50 3198.39 53.31 53306.5 888.44 1882.5 3798.9 63.32 1.06
84.90 3387.18 56.45 56453.1 940.88 1993.6 4023.2 67.05 1.12
90.00 3810.93 63.52 63515.5 1058.59 2243.0 4526.5 75.44 1.26
4” 100.00 4710.50 78.51 78508.4 1308.47 2772.5 5595.0 93.25 1.55
107.10 5409.63 90.16 90160.5 1502.67 3184.0 6425.4 107.09 1.78
110.00 5706.55 95.11 95109.2 1585.15 3358.8 6778.1 112.97 1.88
5” 125.00 7377.83 122.96 122963.9 2049.40 4342.4 8763.2 146.05 2.43
133.70 8440.57 140.68 140676.1 2344.60 4967.9 10025.4 167.09 2.78
6” 150.00 10636.80 177.28 177280.1 2954.67 6260.6 12634.1 210.57 3.51
159.30 11996.66 199.94 199944.3 3332.40 7061.0 14249.3 237.49 3.96
182.50 15764.26 262.74 262737.7 4378.96 9278.5 18724.3 312.07 5.20
190.00 17086.58 284.78 284776.3 4746.27 10056.8 20294.9 338.25 5.64
8” 200.00 18955.11 315.92 315918.6 5265.31 11156.6 22514.3 375.24 6.25
206.50 20207.22 336.79 336787.0 5613.12 11893.5 24001.5 400.03 6.67
10” 250.00 29652.71 494.21 494211.8 8236.86 17452.9 35220.6 587.01 9.78
260.40 32209.47 536.82 536824.6 8947.08 18957.8 38257.4 637.62 10.63
12” 300.00 42750.79 712.51 712513.2 11875.22 25162.2 50778.1 846.30 14.11
309.70 45560.04 759.33 759334.0 12655.57 26815.6 54114.8 901.91 15.03
339.60 54781.89 913.03 913031.5 15217.19 32243.4 65068.2 1084.47 18.07
400.00 76001.41 1266.69 1266690.2 21111.50 44732.8 90272.1 1504.54 25.08
m
3
/h m
3
/min l/min cfm kg/min