DeZurik BHP - Page 19

DeZURIK
BHP High Performance Butterfly Valves
November 2015 Page 19 D10503
Torque Specification (Continued)
Table C: Fastener Torques, Actuator Bracket–to–Valve
Valve Fastener
Class
Size
Size (Ref) Grade (Ref)
Torque
in mm ft lbs Nm
150
2–4 50–100 1/4-20
8
13±1 18±1
5–8 125–200 5/16-18 27±4 37±5
10 250 3/8-16
5
41±5 56±10
12–16 300–400 1/2-13 99±13 135±18
18 and 20 450–500 5/8-11 200±20 272±27
24–36 550–900 5/8-11 180±20 244±27
42 and 48 1050–1200 3/4-10 330±40 447±54
300
2–3 50–150 1/4-20
8
13±1 18±1
4–6 100–150 5/16-18 27±4 37±5
8 200 3/8-16
5
41±5 56±10
10 & 12 250 & 300 1/2-13 99±13 135±18
14 350 5/8-11 200±20 272±27
16–24 400–600 5/8-11 180±20 244±27
30 & 36 750 & 900 3/4-10 330±40 447±54