DeZurik BHP - Torque Specifications

DeZURIK
BHP High Performance Butterfly Valves
November 2015 Page 17 D10503
Torque Specification
Table A: Class 150 Valves—Gland Nut Torques and
Spring Washer Quantities for Live-Loaded Packing
Valve Size
Gland
Nut Torque
Spring Washers (17-7PH Stainless Steel)
Quantity
Each
Gland
Stud
Dimensions (Ref)
in [mm]
in mm in lbs Nm
Outside
Diameter
Inside
Diameter
Material
Thickness
Overall
Height
2 50 4±0.5 0.45±0.05
5
0.551
[14.00]
0.283
[7.19]
0.014
[0.35]
0.032
[0.81]
2.5 65 5±0.5 0.56±0.05
3 75 6±0.5 0.67±0.05
4 100 6±0.5 0.67±0.05 6
5 125 11±0.5 1.2±0.05 8
0.551
[14.00]
0.283
[7.19]
0.014
[0.35]
0.032
[0.81]
6 150 16±1 1.8±0.11 5
0.709
[18.00]
0.323
[8.20]
0.020
[0.50]
0.043
[1.09]
8 200 19±1 2.1±0.11 6
10 250 23±1 2.5±0.11 7
12 300 43±2 4.8±0.22
4
0.787
[20.00]
0.402
[10.21]
0.035
[0.89]
0.057
[1.45]
14 350 43±2 4.8±0.22
16 400 45±2 5±0.22
18 450 59±2 6.6±0.22 6
0.984
[25.00]
0.480
[12.19]
0.028
[0.71]
0.063
[1.60]
20 500 70±2 7.9±0.22 5
0.984
[25.00]
0.480
[12.19]
0.035
[0.89]
0.063
[1.60]
24 600 105±2 11.8±0.22 6
1.100
[27.94]
0.559
[14.20]
0.032
[0.81]
0.075
[1.90]
30 750 156±3 17.6±0.33 6
1.100
[27.94]
0.559
[14.20]
0.039
[0.99]
0.071
[1.80]
36 900 185±3 20.9±0.33 4
1.100
[27.94]
0.559
[14.20]
0.049
[1.24]
0.083
[2.11]