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Page 1
CIBSE GUIDE C4: Flow of Fluids in Pipes and Ducts
Pipe Sizing Tables
Release 2 2007
© CIBSE
SELECTION CRITERIA
Pipe material: MEDIUM GRADE STEELDensity: BS EN 10255
Water temperature: 0.00Dynamic viscosity: MEDIUM GRADE STEEL
Glycol mixture: % by mass 0 Eq Roughness:
######
0
###
INDIVIDUAL RESULTS ###
(selection criteria as above) ###
###Input Output ###
Mass Pipe nominal Velocity Pressure Velocity ###
flow rate diameter (m/s) loss (Pa/m) pressure (Pa) ####N/A ###
kg/s mm #N/A 0.00 0 0 ###
#N/A ###
###
###
###
###
###
###
oC kg/m3
x 10-6 kg/ms
Stored Pipe Data
Page 2
STANDARD PIPE DATA
Spec. Spec.
BS EN 10255 BS EN 10255
Title: Title:
MEDIUM GRADE STEEL HEAVY GRADE STEEL
Eq Roughness: Eq Roughness:
0.0460 0.0460
Dims: Dims:
Nom dia. Int. dia Nom dia. Int. dia
10 12.5 10 11.3
15 16.2 15 15.0
20 21.7 20 20.5
25 27.4 25 25.8
32 36.1 32 34.5
40 42.0 40 40.4
50 53.1 50 51.3
65 68.8 65 67.0
80 80.8 80 78.8
100 105.1 100 103.3
125 129.7 125 128.9
150 155.2 150 154.4
Spec. Spec.
BS EN 10220 (Series 1) BS EN 545 Class 40
Title: Title:
SEAMLESS STEEL (>=300mm) DUCTILE IRON
Eq Roughness: Eq Roughness:
0.0460 0.0460
Dims: Dims:
Nom dia. Int. dia Nom dia. Int. dia
300 315.9 56 46.6
350 347.6 66 56.4
400 398.4 77 67.4
450 448.0 82 72.4
500 499.0 98 88.4
600 601.0 118 108.4
700 701.0 144 134.4
800 803.0 170 160.0
900 904.0 222 211.2
1000 1006.0 274 262.4
1100 1056.2 326 313.6
1200 1107.2 378 364.0
1400 1208.2 429 413.4
1500 1410.8
Spec. Spec.
BS EN 1452-2 BS EN 1452-2
Title: Title:
Stored Pipe Data
Page 3
PVC-U PN6 PVC-U PN8
Eq Roughness: Eq Roughness:
0.0070 0.0070
Dims: Dims:
Nom dia. Int. dia Nom dia. Int. dia
40 37.0 32 29.0
50 46.8 40 36.8
63 59.0 50 46.0
75 70.4 63 58.0
90 84.4 75 69.2
110 104.6 90 83.0
125 118.8 110 103.6
140 133.0 125 117.6
160 152.0 140 131.8
180 171.2 160 150.6
200 190.2 180 169.4
225 214.0 200 188.2
250 237.6 225 211.8
280 266.2 250 235.4
Spec. Spec.
BS7291/ISO 4065 BS7291/ISO 4065
Title: Title:
PE-X PB
Eq Roughness: Eq Roughness:
0.0070 0.0070
Dims: Dims:
Nom dia. Int. dia Nom dia. Int. dia
10 6.8 10 6.8
12 8.8 12 8.8
16 12.3 16 12.3
20 16.0 20 16.0
25 20.2 25 20.2
32 26.0 32 26.0
40 32.0
50 40.2
63 50.8
75 60.6
90 72.6
110 88.8
Stored Pipe Data
Page 4
ADD YOUR OWN:
Spec. Spec.
BS EN 10220 (Series 1)
Title: Title:
SEAMLESS STEEL (<300mm)
Eq Roughness: Eq Roughness:
0.0460
Dims: Dims:
Nom dia. Int. dia Nom dia. Int. dia
10 13.6
15 17.3
20 29.1
25 22.3
32 37.4
40 43.1
50 55.1
65 70.9
80 83.7
100 108.5
125 133.3
150 161.9
200 211.9
250 265.8
Spec. Spec.
BS EN 1057
Title: Title:
COPPER (OLD TABLE X)
Eq Roughness: Eq Roughness:
0.0015
Dims: Dims:
Nom dia. Int. dia Nom dia. Int. dia
10 8.8
12 10.8
15 13.6
22 20.2
28 26.2
35 32.6
42 39.6
54 51.6
67 64.3
76 73.2
108 105.0
133 130.0
159 155.0
Spec. Spec.
BS EN 1452-2
Title: Title:
Stored Pipe Data
Page 5
PVC-U PN10
Eq Roughness: Eq Roughness:
0.0070
Dims: Dims:
Nom dia. Int. dia Nom dia. Int. dia
32 28.8
40 36.2
50 45.2
63 57.0
75 67.8
90 81.4
110 103.2
125 117.2
140 131.4
160 150.2
180 169.0
200 187.6
225 211.2
250 234.6
Spec. Spec.
IS0 161/ISO 4065
Title: Title:
ABS
Eq Roughness: Eq Roughness:
0.0070
Dims: Dims:
Nom dia. Int. dia Nom dia. Int. dia
16 13.0
20 16.8
25 21.2
32 27.8
40 34.6
50 43.2
63 54.6
75 65.0
90 78.0
110 95.4
125 108.6
140 121.4
160 139.0
200 173.6
= mass flow rate kg/s MEDIUM GRADE STEELc = velocity m/s
= pressure loss per unit length Pa/mWATER AT 0GLYCOL MIX : 0 0
c 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm c
c c c c c c c
0.1 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.10.2 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.20.3 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.30.4 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.40.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.5
0.6 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.60.7 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.70.8 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.80.9 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.91.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 1.0
1.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 1.52.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 2.02.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 2.53.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 3.03.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 3.5
4.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 4.04.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 4.55.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 5.05.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 5.56.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 6.0
6.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 6.57.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 7.07.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 7.58.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 8.08.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 8.5
9.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 9.09.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 9.5
10.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 10.012.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 12.515.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 15.0
17.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 17.520.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 20.022.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 22.525.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 25.027.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 27.5
30.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 30.032.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 32.535.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 35.037.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 37.540.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 40.0
42.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 42.545.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 45.047.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 47.550.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 50.052.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 52.5
55.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 55.057.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 57.560.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 60.062.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 62.565.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 65.0
67.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 67.570.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 70.072.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 72.575.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 75.077.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 77.5
80.0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 80.082.5 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 82.585.0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 85.087.5 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 87.590.0 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 90.0
qm
Dp/l oC
Dp/l Dp/lqm qm qm qm qm qm qm
= mass flow rate kg/s MEDIUM GRADE STEELc = velocity m/s
= pressure loss per unit length Pa/mWATER AT 0GLYCOL MIX : 0 0
c 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm cc c c c c c c
92.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 92.595.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 95.097.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 97.5100 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 100120 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 120
140 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 140160 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 160180 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 180200 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 200220 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 220
240 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 240260 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 260280 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 280300 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 300320 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 320
340 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 340360 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 360380 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 380400 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 400420 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 420
440 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 440460 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 460480 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 480500 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 500520 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 520
540 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 540560 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 560580 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 580600 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 600620 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 620
640 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 640660 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 660680 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 680700 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 700720 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 720
740 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 740760 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 760780 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 780800 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 800820 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 820
840 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 840860 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 860880 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 880900 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 900920 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 920
940 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 940960 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 960980 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 980
1000 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 10001100 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 1100
1200 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 12001300 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 13001400 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 14001500 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 15001600 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 1600
1700 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 17001800 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 18001900 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 19002000 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 2000
qm
Dp/l oC
Dp/l Dp/lqm qm qm qm qm qm qm
= mass flow rate kg/s MEDIUM GRADE STEELc = velocity m/s
= pressure loss per unit length Pa/mWATER AT 0GLYCOL MIX : 0 0
c 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm c
c c c c c c c
0.1 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.10.2 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.20.3 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.30.4 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.40.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.5
0.6 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.60.7 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.70.8 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.80.9 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 0.91.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 1.0
1.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 1.52.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 2.02.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 2.53.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 3.03.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 3.5
4.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 4.04.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 4.55.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 5.05.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 5.56.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 6.0
6.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 6.57.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 7.07.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 7.58.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 8.08.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 8.5
9.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 9.09.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 9.5
10.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 10.012.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 12.515.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 15.0
17.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 17.520.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 20.022.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 22.525.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 25.027.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 27.5
30.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 30.032.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 32.535.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 35.037.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 37.540.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 40.0
42.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 42.545.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 45.047.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 47.550.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 50.052.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 52.5
55.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 55.057.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 57.560.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 60.062.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 62.565.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 65.0
67.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 67.570.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 70.072.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 72.575.0 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 75.077.5 0.00 0.000 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 77.5
80.0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 80.082.5 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 82.585.0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 85.087.5 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 87.590.0 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0.00 90.0
qm
Dp/l oC
Dp/l Dp/lqm qm qm qm qm qm qm
= mass flow rate kg/s MEDIUM GRADE STEELc = velocity m/s
= pressure loss per unit length Pa/mWATER AT 0GLYCOL MIX : 0 0
c 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm cc c c c c c c
92.5 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 92.595.0 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 95.097.5 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 97.5100 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 100120 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 120
140 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 140160 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 160180 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 180200 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 200220 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 220
240 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 240260 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 260280 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 280300 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 300320 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 320
340 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 340360 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 360380 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 380400 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 400420 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 420
440 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 440460 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 460480 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 480500 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 500520 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 520
540 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 540560 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 560580 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 580600 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 600620 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 620
640 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 640660 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 660680 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 680700 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 700720 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 720
740 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 740760 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 760780 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 780800 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 800820 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 820
840 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 840860 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 860880 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 880900 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 900920 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 920
940 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 940960 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 960980 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 980
1000 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 10001100 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 1100
1200 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 12001300 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 13001400 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 14001500 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 15001600 0.0 0.0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 1600
1700 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 17001800 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 18001900 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 19002000 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0 0.0 0.0 2000
qm
Dp/l oC
Dp/l Dp/lqm qm qm qm qm qm qm