Baker Hughes 13900 Series, Maintenance Manual

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Consolidated 13900 Series POSRV Maintenance Manual | 15
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XI. Recommended Installation Practices (Contd.)
Table 2: Inlet Nut Torque Value
Flange Class 600 Class Flange 300 Class Flange
Area
in 2 cm 2 in 2 cm 2
200 1290 114, 143, 176 735, 923, 1136
Round
10% / -0%
ft-lb N-m ft-lb N-m
1 25 33.9 25 33.9
2 75 101.7 75 101.7
3 150 203.4 150 203.4
4 300 406.7 300 406.7
5 500 677.9 500 677.9
6 800 1084.7 - -
7 1100 1491.4 - -
11
13
7
19
11
23
22
10
18
6
16
2
14
8
20
12
24
3
21
9
17
5
15
4
Figure 6: Inlet Nut Torquing Sequence
1. Refer to table for torque valve for applicable round.
2. Torque each nut in sequence shown.
3. Repeat for each round.
Table 3: Outlet Nut Torque
Bolts Diameter 1-1/8” (28.58 mm) Diameter Bolts 1-1/4” (31.75 mm) Diameter Bolts
Round
10% / -0%
ft-lb. N-m ft-lb. N-m
1 25 33.9 25 33.9
2 75 101.7 100 135.6
3 150 203.4 300 406.7
4 355 481.3 500 677.9
1
16
6
10
4
14
8
12
2
15
5
9
3
3
7
11
1
16
6
18
10
4
14
8
20
12
2
15
5
17
9
3
13
7
19
11
Figure 7: Outlet Nut Torquing Sequence
Note: For 150 Class inlets, use bolting torques for 1-1/8” (28.58 mm) diameter bolts and Figure 7a
Figure 7a: 1-1/8” (28.58 mm) Diameter Bolts
Figure 7b: 1-1/4” (31.75 mm) Diameter Bolts