Yamaha PW3028A Service Manual page 28

GENERAL SPECIFICATIONS
Water Steel Pipe - Nominal Dia.
GPM 1/4 3/8 1/2 3/4
1 8.5 1.9
2 30 7.0 2.1
3 60 14 4.5 1.1
5 150 36 12 2.8
8 330 86 28 6.7
10 520 130 43
15 270 90
25 670 240
40
60
80
100
WATER LINE PRESSURE LOSS
PRESSURE DROP IN PSI PER 100 FEET
1 1¼ 1½ 1/4
6.0
20
40
100
1.9 220
10 3.0 320
21 6.2 1.6
56 16 4.2 2.0
66 17 8.0
37 17
52 29
210 107 48
Brass Pipe - Nominal Dia.
3/8 1/2 3/4 1 1¼
1.5
5.5 1.8
11 3.6
28 9.0 2.2
62 21 5.2 1.6
90 30 7.8 2.4
190 62 16 5.0 1.5
470 150 40 12 3.8
39 11
23
40
61
28
Copper Tubing O.D. Type L
1½ 1/4 3/8 1/2 5/8
120 13 2.9 1.0
400 45 10 3.4
94 20 6.7
230 50 17
500 120 40
180 56
120
1.7 330
5.0 550
11
19
28
3/4 7/8
1.3
2.6
6.1 3.0
15 6.5
22 10
44 20
110 50
200 88