6 torques, Teflon, Is registered trademark of du pont – KROHNE ALTOFLUX M 900 EN User Manual
Page 8
8
Installation and operating instruction ALTOFLUX M900 and 3080 K
6 Torques
•
Tighten stud bolts uniformly in diagonally opposite sequence, see table for number and type.
•
Column A, Torques for Teflon
®
-PTFE liner.
•
Column B, Torques for liner made of Polypropylene and hard rubber.
•
10 Nm ~ 1.0 kpm ~ 7.23 ft
×
lbf
Meter Pres- Bolts
Max.
torque
Meter
Body
Bolts
Max. torque
size sure
Nm (ft
×
lbf)
size
pressure
Nm (ft
×
lbf)
rating
rating
DN mm
PN
A B
inch psig
A
B
10
40
4 x M 12
7.6
(5.5) 4.6
(3.3)
3
/
8
580
4 x
1
/
2
"
3.5
(2.5)
3.6
(2.6)
15
40
4 x M 12
9.3
(6.7) 5.7
(4.1)
1
/
2
580
4 x
1
/
2
"
3.5
(2.5)
3.6
(2.6)
20
40
4 x M 12
16
(11.6) 9.6
(6.9)
3
/
4
580
4 x
1
/
2
"
4.8
(3.5)
4.8
(3.5)
25
40
4 x M 12
22
(15.9) 11
(8.0)
1
580
4 x
1
/
2
"
6.7
(4.8)
4.4
(3.2)
32
40
4 x M 16
37
(26.8) 19
(13.0)
1
1
/
2
580
4 x
1
/
2
"
13
(9.4)
12
(8.7)
40
40
4 x M 16
43
(31.1) 25
(18.1)
2
580
4 x
5
/
8
"
24
(17.4)
23
(16.6)
50
40
4 x M 16
55
(39.8) 31
(22.4)
3
360
4 x
5
/
8
"
43
(31.1)
39
(28.2)
65
16
4 x M 16
51
(36.9) 42
(30.4)
4
230
8 x
5
/
8
"
34
(24.6)
31
(22.4)
65
40
8 x M 16
38
(27.5) 21
(15.2)
6
230
8 x
3
/
4
"
61
(44.1)
51
(36.9)
80
25
8 x M 16
47
(34.0) 25
(18.1)
8
145
8 x
3
/
4
"
86
(62.2)
69
(49.9)
100
16
8 x M 16
39
(28.2) 30
(21.7)
10 145 12
x
7
/
8
"
97
(70.2)
79
(57.1)
125
16
8 x M 16
53
(38.3) 40
(28.9)
12 145 12
x
7
/
8
"
119
(86.1)
104
(75.2)
150
16
8 x M 20
68
(49.2) 47
(34.0)
200
10
8 x M 20
84
(60.7) 68
(49.2)
200
16
12 x M 20
68
(49.2) 45
(32.5)
250
10
12 x M 20
78
(56.4) 65
(47.0)
250
16
12 x M 24
116
(83.9) 78
(56.4)
300
10
12 x M 20
88
(63.7) 76
(54.9)
Note: Process pressure must not exceed ANSI
300
16
12 x M 24
144
(104.2) 105
(75.9)
flange rating. Refer to ANSI Standard B 16.5.
Teflon
®
is registered trademark of Du Pont