KROHNE ALTOFLUX 2W IFM 4042K EN User Manual
Page 9
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Part A Installation and Start-up
Section 1.6
02/2001
ALTOFLUX 2W
9
1.6
Torques
•
Stud bolts: tighten uniformly in diagonally opposite sequence.
See table for number and type.
•
10 Nm ~ 1.0 kpm ~ 7.23 ft × lbf
Meter
size
Pressure
rating
Bolts
Max.
torques
Meter
size
Flange
class
Bolts
for
ANSI
Max.
torques
DN mm
PN
Nm
ft × lbf
inches
Ib
class 150
flanges
Nm
ft × lbf
10
40
4 × M 12
7.6
5.5
3
/
8
150
4 Ч
1
/
2
"
3.5
2.5
15
40
4 Ч M 12
9.3
6.7
1
/
2
150
4 Ч
1
/
2
"
3.5
2.5
25
40
4 Ч M 12
22
11
1
150
4 Ч
1
/
2
"
6.7
4.8
50
40
4 Ч M 16
55
31
2
150
4 Ч
5
/
8
”
24
17.4
80
25
8 Ч M 16
47
25
3
150
4 Ч
5
/
8
”
43
31.1
100
16
8 Ч M 16
39
30
4
150
4 Ч
5
/
8
”
34
24.6
150
16
8 Ч M 20
68
47
6
150
8 Ч
3
/
4
"
61
44.1
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