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