Owner manual

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 ×
1
/
2
" 3.5 2.5
15 40 4 × M 12 9.3 6.7
1
/
2
150 4 ×
1
/
2
" 3.5 2.5
25 40 4 × M 12 22 11 1 150 4 ×
1
/
2
" 6.7 4.8
50 40 4 × M 16 55 31 2 150 4 ×
5
/
8
” 24 17.4
80 25 8 × M 16 47 25 3 150 4 ×
5
/
8
” 43 31.1
100 16 8 × M 16 39 30 4 150 4 ×
5
/
8
” 34 24.6
150 16 8 × M 20 68 47 6 150 8 ×
3
/
4
" 61 44.1