Standard Torques For Triple Lock Flange Joints - Kohler KD62V12A Operation And Maintenance Manual

Information
To assemble pipes with cutting rings, observe the following steps:
u Assemble pipe tension free. Mount support clamp after pipe assembling.
u When tightening nut A, make sure connector B does not rotate.
u Tighten nut A by hand until the resisting point.
u Tighten nut A a further 90°.
u Tighten all pipe support clamps if necessary.
Alternatively, refer to the following table for tightening sequence of nut A:
Size
06L
08L
10L
12L
15L
18L
22L
28L
35L
42L
Tab. 75: Alternative tightening torques for cutting ring flange joints

8.4.8 Standard torques for triple lock flange joints

Fig. 139: Triple lock flange joints
Serie
4
5
6
8
KD62V12A 33521061401_1_1 EN_US
2023-10
Equivalent specification
14 Nm (10 ft-lb) + 90°
20 Nm (15 ft-lb) + 90°
26 Nm (19 ft-lb) + 90°
30 Nm (22 ft-lb) + 90°
50 Nm (37 ft-lb) + 90°
82 Nm (60 ft-lb) + 90°
120 Nm (89 ft-lb) + 90°
95 Nm (70 ft-lb) + 90°
190 Nm (140 ft-lb) + 90°
310 Nm (229 ft-lb) + 90°
Pipe diam. X
mm inch
6 1/4
8 5/16
10 3/8
12 1/2
© 2023 by Kohler Co. All rights reserved.
Size
06S
08S
10S
12S
14S
16S
20S
25S
30S
38S
Thread Z Tightening torque
UN/UNF Steel
7/17-20 15 Nm
(11 ft-lb)
1/2-20 20 Nm
(15 ft-lb)
9/16-18 30 Nm
(22 ft-lb)
3/4-16 60 Nm
(44 ft-lb)
Standard tightening torques
Equivalent specification
20 Nm (15 ft-lb) + 90°
24 Nm (18 ft-lb) + 90°
34 Nm (25 ft-lb) + 90°
36 Nm (27 ft-lb) + 90°
58 Nm (43 ft-lb) + 90°
70 Nm (52 ft-lb) + 90°
130 Nm (96 ft-lb) + 90°
120 Nm (89 ft-lb) + 90°
165 Nm (122 ft-lb) + 90°
325 Nm (240 ft-lb) + 90°
Stainless
steel
30 Nm
(22 ft-lb)
40 Nm
(30 ft-lb)
60 Nm
(44 ft-lb)
115 Nm
(85 ft-lb)
Appendix
231