Page 181 - Tyco-Grooved-Fire-Protection-Products-Installation-Handbook

APPROVED PRESSURE RATINGS 179
Figure 312 22-1/2° Elbow
Figure 321 Reducing Tee
Figure 350 Fabricated GRV x GRV Reducer
Nominal Pipe Size
Rated Pressure
ANSI Inches DN
O.D. Inches (mm)
UL
FM
psi (bar)
1-1/4
32
1.660 (42,4)
300 (20)
300 (20)
1-1/2
40
1.900 (48,3)
300 (20)
300 (20)
2
50
2.375 (60,3)
300 (20)
300 (20)
2-1/2
65
2.875 (73,0)
300 (20)
300 (20)
3
80
3.500 (88,9)
300 (20)
300 (20)
4
100
4.500 (114,3)
300 (20)
300 (20)
5
125
5.563 (141,3)
300 (20)
300 (20)
6
150
6.625 (168,3)
300 (20)
300 (20)
8
200
8.625 (219,1)
300 (20)
300 (20)
10
250
10.750 (273,1)
300 (20)
300 (20)
12
300
12.750 (323,4)
300 (20)
300 (20)