Standard Torques For Metric Flange Joints - Kohler KD83V16 Operation And Maintenance Manual

Appendix
Standard tightening torques

8.4.4 Standard torques for metric flange joints

Fig. 101: Flange joints overview
Information
u Tightening torques applied to mating material: steel.
u Tightening torques tolerances in the table: + 10 %.
u Before screwing, lubricate thread with engine oil.
8.4.5 Standard torques for metric thread unions L series (up to 500 bar/
7252 Psi)
Pipe
diam. X
6
8
10
12
15
18
22
28
35
42
Tab. 46: Standard torques for metric thread unions L series, part 1 – see figure above
Pipe diam. X
6
164
Thread Y Form A with
sealing ring
Nm ft/lb
M 10 x 1,0 9 6.64
M 12 x 1,5 20 14.75
M 14 x 1,5 35 25.81
M 16 x 1,5 45 33.19
M 18 x 1,5 55 40.57
M 22 x 1,5 65 47.94
M 26 x 1,5 90 66.38
M 33 x 2,0 150 110.63
M 42 x 2,0 240 177.01
M 48 x 2,0 290 213.89
Thread Y
M 10 x 1,0
© 2018 by Kohler Co. All rights reserved.
Operation and Maintenance Manual
Form B with Form E with flat
sealing edge
Nm ft/lb Nm
18 13.28 18
30 22.13 25
45 33.19 45
65 47.94 55
80 59 70
140 103.26 125
190 140.14 180
340 250.77 310
500 368.78 450
630 464.66 540
WH
Nm ft/lb Nm
18 13.28 18
Form F with O-
sealing ring
ft/lb Nm
13.28 15
18.44 25
33.19 35
40.57 40
51.63 45
92.2 60
132.76 100
228.64 160
331.9 210
398.28 260
TH SWVE
ft/lb Nm
13.28 18
KD83V16 33521030601_0_1 EN_US
ft/lb
11.06
18.44
25.81
29.5
33.19
44.25
73.76
118.01
154.89
191.77
ft/lb
13.28
2018-07