TOV
Installation, Operation and Maintenance Manual
19
WKM-TOV-IOM
Torque charts
CHART “A” – TORQUE TABLE
(FOR RETAINER, BOTTOM CAP &
CENTER KEY BOLTS)
FASTENERS
SIZE
TORQUES
FT - LB
N.M
M6 x 1.0
5
6
M8 x 1.25
12
16
M10 x 1.5
23
31
M12 x 1.75
39
53
M14 x 2.0
63
86
M16 x 2.0
100
135
M18 x 2.5
160
217
M20 x 2.5
194
263
M22 x 2.5
272
370
M24 x 3.0
337
457
M30 x 3.5
682
925
M36 x 4.0
1204
1633
CHART “B” – TORQUE TABLE
(FOR PACKING NUTS)
SIZE-
CLASS
BOLT
SIZE
TORQUES
FT - LB
N.M
3"-150
M10
11
15
3"-300
M10
15
20
4"-150
M10
15
20
4"-300
M10
15
20
4"-600
M12
21
29
6"-150
M12
22
30
6"-300
M12
26
35
6"-600
M16
52
70
8"-150
M12
22
30
8"-300
M14
33
45
8"-600
M16
41
55
10"-150
M14
33
45
10"-300
M16
44
60
10"-600
M16
48
65
12"-150
M16
44
60
12"-300
M16
52
70
12"-600
M16
52
70
14"-150
M18
74
100
14"-300
M20
103
140
14"-600
M20
95
129
16"-150
M18
81
110
16"-300
M20
111
150
16"-600
M24
129
175
18"-150
M20
103
140
18"-300
M22
133
180
18”-600
M24
142
192
20"-150
M24
177
240
20"-300
M18
89
120
20"-600
M30
229
310
24"-150
M18
89
120
24"-300
M20
103
140
24"-600
M30
275
373
