00 Index and foreword
SEN00892-04
PC1250-8
33
2.
Table of tightening torques for split flange bolts
a
Unless there are special instructions, tighten split flange bolts to the torque below.
3.
Table of tightening torques for O-ring boss piping joints
a
Unless there are special instructions, tighten O-ring boss piping joints to the torque below.
4.
Table of tightening torques for O-ring boss plugs
a
Unless there are special instructions, tighten O-ring boss plugs to the torque below.
Thread diameter of bolt
Width across flats
Tightening torque
mm
mm
Nm
kgm
10
14
59 – 74
6.0 – 7.5
12
17
98 – 123
10.0 – 12.5
16
22
235 – 285
23.5 – 29.5
Nominal No.
Thread diameter
Width across flats
Tightening torque Nm {kgm}
mm
mm Range
Target
02
14
Varies depending
on type of connec-
tor.
35 – 63 { 3.5 – 6.5}
44 { 4.5}
03,04
20
84 – 132 { 8.5 – 13.5}
103 {10.5}
05,06
24
128 – 186 {13.0 – 19.0}
157 {16.0}
10,12
33
363 – 480 {37.0 – 49.0}
422 {43.0}
14
42
746 – 1,010 {76.0 – 103}
883 {90.0}
Nominal
No.
Thread diameter
Width across flats
Tightening torque Nm {kgm}
mm
mm
Range
Target
08
8
14
5.88 – 8.82 {0.6 – 0.9}
7.35 {0.75}
10
10
17
9.81 – 12.74 {1.0 – 1.3}
11.27 {1.15}
12
12
19
14.7 – 19.6 {1.5 – 2.0}
17.64 {1.8}
14
14
22
19.6 – 24.5 {2.0 – 2.5}
22.54 {2.3}
16
16
24
24.5 – 34.3 {2.5 – 3.5}
29.4 {3.0}
18
18
27
34.3 – 44.1 {3.5 – 4.5}
39.2 {4.0}
20
20
30
44.1 – 53.9 {4.5 – 5.5}
49.0 {5.0}
24
24
32
58.8 – 78.4 {6.0 – 8.0}
68.6 {7.0}
30
30
32
93.1 – 122.5 { 9.5 – 12.5}
107.8 {11.0}
33
33
–
107.8 – 147.0 {11.0 – 15.0}
127.4 {13.0}
36
36
36
127.4 – 176.4 {13.0 – 18.0}
151.9 {15.5}
42
42
–
181.3 – 240.1 {18.5 – 24.5}
210.7 {21.5}
52
52
–
274.4 – 367.5 {28.0 – 37.5}
323.4 {33.0}
