YOKOGAWA AXG1A Installation Manual page 22

Table 3.3.6 Flange Type Tightening Torque Values for Metal Piping
Gasket types
within sensor
PTFE/Natural Hard Rubber lining: Non-asbestos gasket, PTFE-sheathed non-asbestos gasket, or the equivalent in hardness
Gasket types
for user's flange
Flange Rating JIS 10K ASME Class 150
Thread
Standards Metric Metric
screw screw
Size mm
25 10.3 to 17.2
32 15.5 to 25.7
40 18.0 to 29.7
50 27.0 to 43.8
65 41.6 to 66.6
80 22.2 to 36.0
100 28.9 to 45.8
125 47.1 to 74.4
150 70.4 to 108.0
200 55.8 to 84.1
250 95.0 to 139.9
300 76.8 to 111.6
350 111.9 to 167.8
400 169.6 to 251.4
Tightening torque values for PTFE/Natural Hard Rubber/Natural Soft Rubber lining (in.·lbf)
Gasket types
within sensor
PTFE/Natural Hard Rubber lining: Non-asbestos gasket, PTFE-sheathed non-asbestos gasket, or the equivalent in hardness
Gasket types
for user's flange
Flange Rating JIS 10K ASME Class 150
Thread
Standards Metric Metric
screw screw
Size in.
1.0 91.2 to 152.2
1.25 137.2 to 227.5
1.5 159.3 to 262.9
2.0 239.0 to 387.7
2.5 368.2 to 589.5
3.0 196.5 to 318.6
4.0 255.8 to 405.4
5.0 416.9 to 658.5
6.0 623.1 to 955.9
8.0 493.9 to 744.3
10 840.8 to 1238.2
12 679.7 to 987.7
14 990.4 to 1485.2
16 1501.1 to 2225.1 1118.7 to 1565.7
Tightening torque values for PTFE/Natural Hard Rubber/Natural Soft Rubber lining (N·m)
Natural Soft Rubber lining: No gasket (Standard)
Non-asbestos gasket, PTFE-sheathed non-asbestos gasket, or the equivalent in hardness
EN PN10
Unified Metric
screw screw
―
8.5 to 13.1 10.6 to 17.2
―
11.6 to 17.7 16.1 to 25.7
14.3 to 21.4 ― 19.0 to 29.7
12.9 to 21.0 ― 13.8 to 21.9
19.7 to 31.4 ― 20.7 to 33.3
―
19.7 to 30.6 28.0 to 45.1
―
27.0 to 40.5 37.9 to 59.1
―
39.5 to 57.1 53.2 to 81.4
―
41.4 to 59.8 60.8 to 92.7
69.1 to 103.2
54.9 to 74.1 86.4 to 124.4
66.3 to 91.8 68.2 to 100.8 140.3 to 193.9
75.1 to 97.5 72.4 to 102.3 143.8 to 195.8
88.2 to 126.1 82.4 to 117.7
126.4 to 176.9 141.1 to 203.4
Natural Soft Rubber lining: No gasket (Standard)
Non-asbestos gasket, PTFE-sheathed non-asbestos gasket, or the equivalent in hardness
EN PN10
Unified Metric
screw screw
―
75.2 to 115.9 93.8 to 152.2
―
102.7 to 156.7 142.5 to 227.5
―
126.6 to 189.4 168.2 to 262.9
―
114.2 to 185.9 122.1 to 193.8
174.4 to 277.9 ― 183.2 to 294.7
174.4 to 270.8 ― 247.8 to 399.2
239.0 to 358.5 ― 335.4 to 523.1
―
349.6 to 505.4 470.9 to 720.5
―
366.4 to 529.3 538.1 to 820.5
611.6 to 913.4 764.7 to 1101.0
485.9 to 655.8
586.8 to 812.5 603.6 to 892.2 1241.8 to 1716.2
664.7 to 862.9 640.8 to 905.4 1272.7 to 1733.0
780.6 to 1116.1 729.3 to 1041.7
1248.8 to 1800.2
<3. Installation>
JIS 20K ASME Class 300
Metric Metric Unified
screw screw screw
11.1 to 17.8
15.0 to 23.3
22.3 to 33.7
13.7 to 21.0
24.2 to 37.5
24.1 to 36.6
33.2 to 48.4
41.2 to 57.1
51.6 to 72.1
85.5 to 117.2
100.3 to 131.0
158.8 to 201.5
― ―
― ―
JIS 20K ASME Class 300
Metric Metric Unified
screw screw screw
98.2 to 157.5
132.8 to 206.2
197.4 to 298.3
121.3 to 185.9
214.2 to 331.9
213.3 to 323.9
293.8 to 428.4
364.7 to 505.4
456.7 to 638.1
756.7 to 1037.3
887.7 to 1159.4
1405.5 to 1783.4
― ―
― ―
21
EN PN16 EN PN40 JIS F12
Metric Metric Metric
screw screw screw
― ―
8.4 to 13.1
― ―
14.7 to 23.0
― 18.4 to 28.2 ―
― 29.1 to 42.7 ―
16.3 to 26.3 ― ―
― 45.3 to 72.1
17.3 to 27.5
―
23.2 to 35.7 61.0 to 94.6
―
31.0 to 45.9 51.7 to 79.4
―
58.0 to 86.4 77.1 to 115.2
―
47.3 to 68.8 70.1 to 100.9
―
84.6 to 120.9 134.0 to 192.0
―
66.0 to 92.1 117.3 to 163.3
― ―
184.7 to 268.4
― ― 210.9 to 305.4
EN PN16 EN PN40 JIS F12
Metric Metric Metric
screw screw screw
― ―
74.3 to 115.9
― ―
130.1 to 203.6
― ―
162.9 to 249.6
― ―
257.6 to 377.9
144.3 to 232.8 ― ―
153.1 to 243.4 ― 400.9 to 638.1
205.3 to 316.0 ― 539.9 to 837.3
―
274.4 to 406.2 457.6 to 702.7
―
513.3 to 764.7 682.4 to 1019.6
―
418.6 to 608.9 620.4 to 893.0
―
748.8 to 1070.1 1186.0 to 1699.3
―
584.1 to 815.2 1038.2 to 1445.3
― ―
1634.7 to 2375.5
― ―
1866.6 to 2703.0
IM 01E24A01-01EN
3