Butterfly Valves Tricentric Class 150 Characteristics
Tricentric®
Class 150 Valve Characteristics
[Drawings] [Material] [Material] [Torques]
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PRESSURE/TEMPERATURE RATING

Maximum Temperature Working Pressure, psig
Carbon Steel 316 SS

-20 to 100

200

300

285

260

230

275

235

215

400

500

600

200

170

140

195

170

140

650

700

750

125

110

95

125

110

95

800

850

900

80

Note A

---

80

65

50

950

1000

---

---

35

20

VALVE SEATING/UNSEATING TORQUES

Valve Half-Rated Full-Rated
Size at 150 psi. at 285 psi.
in.-lb. in.-lb.

3

812 1,540

4

11,165 2,210

6

2,209 4,190

8

3,144 5,965

10

4,585 8,700

12

9,434 17,900

14

11,753 22,300

16

14,809 28,100

18

19,773 37,520

20

25,797 48,950

24

28,037 53,200

30

70,000 112,000

36

100,000 160,000

40

122,000 214,000

42

135,000 220,000

46

173,000 303,000

48

182,000 320,000

54

193,000

60

320,000  

See notes B,C

Notes:
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