YOKOGAWA AXG1A Installation Manual page 24

Table 3.3.7 Flange Type Tightening Torque Values for Plastic Piping
Gasket types
within sensor
Gasket types
for user's flange
Flange Rating JIS 10K
Thread
Standards Metric
screw
Size mm
25 3.1 to 5.1
32 4.6 to 7.7
40 5.4 to 8.9
50 8.1 to 13.4
65 12.6 to 21.0
80 6.6 to 11.1
100 8.7 to 14.5
125 14.2 to 23.6
Gasket types
within sensor
Gasket types
for user's flange
Flange Rating JIS 10K
Thread
Standards Metric
screw
Size in.
1.0 27.4 to 45.1
1.25 40.7 to 68.2
1.5 47.8 to 78.8
2.0 71.7 to 118.6
2.5 111.5 to 185.9
3.0 58.4 to 98.2
4.0 77.0 to 128.3
5.0 125.7 to 208.9
Tightening torque values for PTFE lining (N·m)
Fluororubber gasket (Optional codes GA, GC, or GD)
Fluororubber gasket, chloroprene rubber gasket, or the equivalent in hardness
ASME Class 150 JIS 20K
Metric Unified
Metric
screw screw
screw
2.5 to 4.0 5.4 to 9.0
3.5 to 5.5 8.2 to 13.7
4.3 to 6.8 9.6 to 16.0
3.8 to 6.4 7.0 to 11.7
5.9 to 9.8 6.4 to 10.7
5.9 to 9.8 8.6 to 14.4
8.2 to 13.6 11.8 to 19.6
12.0 to 19.4 16.6 to 27.6
Tightening torque values for PTFE lining (in.·lbf)
Fluororubber gasket (Optional codes GA, GC, or GD)
Fluororubber gasket, chloroprene rubber gasket, or the equivalent in hardness
ASME Class 150 JIS 20K
Metric Unified
Metric
screw screw
screw
22.1 to 35.4 47.8 to 79.7
31.0 to 48.7 72.6 to 121.3
38.1 to 60.2 85.0 to 141.6
33.6 to 56.6 62.0 to 103.6
52.2 to 86.7 56.6 to 94.7
52.2 to 86.7 76.1 to 127.5
72.6 to 120.4 104.4 to 173.5
106.2 to 171.7 146.9 to 244.3
<3. Installation>
ASME Class 300 EN PN16
Metric Unified Metric
screw screw screw
―
6.6 to 11.0
8.8 to 14.6 ―
13.2 to 21.1 ―
8.0 to 13.3 ―
7.4 to 12.0 4.8 to 8.1
7.4 to 12.0 5.2 to 8.6
10.3 to 16.7 7.0 to 11.6
13.0 to 21.2 9.5 to 15.8
ASME Class 300 EN PN16
Metric Unified Metric
screw screw screw
58.4 to 97.4 ―
―
77.9 to 129.2
―
116.8 to 186.8
―
70.8 to 117.7
42.5 to 71.7
65.5 to 106.2
65.5 to 106.2 46.0 to 76.1
91.2 to 147.8 62.0 to 102.7
115.1 to 187.6 84.1 to 139.8
23
EN PN40 JIS F12
Metric Metric
screw screw
―
5.0 to 8.3
8.7 to 14.4 ―
10.7 to 17.9 ―
16.8 to 28.1 ―
― ―
― 13.7 to 22.9
―
18.8 to 31.3
―
15.9 to 26.5
EN PN40 JIS F12
Metric Metric
screw screw
44.3 to 73.5 ―
―
77.0 to 127.5
―
94.7 to 158.4
―
148.7 to 248.7
― ―
― 121.3 to 202.7
―
166.4 to 277.0
―
140.7 to 234.5
IM 01E24A01-01EN
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