Page 42 - CPVC Fire Sprinkler Products Installation Instructions & Technical Handbook
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TECHNICAL DATA
Table J1 - U.S. Units
Loop Length (60°F to 120°F) ∆T = 60°F
3/4 1.050
1 1.315
1 1/4 1.660
1 1/2 1.900
2 2.375
2 1/2 2.875
3 3.500
Length of Run Feet
Nominal Pipe Size – O.D. & ANSI Inches
Length of Loop - Inches
10 10 12 13 14 16 17 19
20 15 16 18 20 22 24 27
30 18 20 22 25 27 30 33
40 21 23 26 28 31 34 38
50 23 26 29 31 35 38 42
60 25 28 32 34 38 42 46
70 27 31 34 37 41 45 50
80 29 33 37 39 44 48 54
90 31 35 39 42 47 51 57
100 33 37 41 44 49 54 60
120 36 40 45 48 54 59 66
140 39 43 49 52 58 64 71
160 41 46 52 56 62 69 76
Note: Table based on Stress and Modulus of Elasticity at 120°F. Refer to Table K1.
∆T = 60°F, S = 1275 psi, E = 3.55 x 105 psi
