FEP630, FEH630 ELECTROMAGNETIC FLOWMETER  |  OI/FEP630/FEH630-EN REV. D  145 
 
Nominal diameter 
[mm (in)] 
Pressure rating  Maximum tightening torque [Nm]
Hard / soft rubber PTFE, PFA, ETFE
Ceramic carbide
** *** ** ***
** ***
DN 40 (1 ½ in)  PN40  30.44 23.71 56.06 56.06
56.06 56.06
PN63/100 62.04 51.45 97.08 97.08
97.08 97.08
CL150 5.82 2.88 36.12 36.12
36.12 36.12
CL300 33.3 18.41 73.99 73.99
73.99 73.99
CL600 23.08 23.08
–
JIS 10K  12.49 6.85 56.06 56.06
56.06 56.06
DN 50 (1 ½ in)  PN40  41.26 27.24 71.45 71.45
71.45 71.45
PN63 71.62 60.09 109.9 112.6
109.9 112.6
CL150 22.33 22.33 66.22 66.22
66.22 66.22
CL300 17.4 22.33 38.46 38.46
38.46 38.46
CL600 35.03 35.03
–
JIS 10K  17.27 10.47 71.45 71.45
71.45 71.45
DN 65 (2 ½ in)  PN16  14.94 8 37.02 39.1
37.02 39.1
PN40 30.88 21.11 43.03 44.62
43.03 44.62
PN63 57.89 51.5 81.66 75.72
81.66 75.72
CL150 30.96 30.96 89.93 89.93
89.93 89.93
CL300 38.38 27.04 61.21 61.21
61.21 61.21
CL600 53.91 53.91
–
JIS 10K  14.94 8 37.02 39.1
37.02 39.1
DN 80 (3 in)  PN40  38.3 26.04 51.9 53.59
51.9 53.59
PN63 63.15 55.22 64.47 80.57
64.47 80.57
CL150 19.46 19.46 104.6 104.6
104.6 104.6
CL300 75.54 26.91 75.54 75.54
75.54 75.54
CL600 84.63 84.63
–
JIS 10K  16.26 9.65 45.07 47.16
45.07 47.16
DN 100 (4 in)  PN16  20.7 12.22 49.68 78.19
49.68 78.19
PN40 67.77 47.12 78.24 78.19
78.24 78.19
PN63 107.4 95.79 148.5 119.2
148.5 119.2
CL150 17.41 7.82 76.2 76.2
76.2 76.2
CL300 74.9 102.6 102.6 102.6
102.6 102.6
CL600 147.1 147.1
–
JIS 10K  20.7 12.22 49.68 78.19
49.68 78.19
DN 125 (5 in)  PN16  29.12 18.39 61.4 64.14
61.4 64.14
PN40 108.5 75.81 123.7 109.6
123.7 109.6
PN63 180.3 164.7 242.6 178.2
242.6 178.2
CL150 24.96 11.05 98.05 98.05
98.05 98.05
CL300 81.64 139.4 139.4 139.4
139.4 139.4
CL600 244.1 244.1
–
** Flange material: steel. 
*** Flange material: stainless steel.