
IM-P505-02-US
Issue 1
105
UTM20 Series Ultrasonic Transit-time Flowmeters
Table 10: Steel, stainless steel, PVC pipe, standard classes (continued)
NPS
OD
SCH 5
SCH 10
(Lt Wall)
SCH 20
SCH 30
STD
SCH 40
in.
in.
ID
in.
Wall
in.
ID
in.
Wall
in.
ID
in.
Wall
in.
ID
in.
Wall
in.
ID
in.
Wall
in.
ID
in.
Wall
in.
1
1.315 1.185 0.065 1.097 0.109
-
-
1.049
—
1.049 0.133
1.25
1.660
1.53
0.065 1.442 0.109
1.380
1.380 0.140
1.5
1.900
1.77
0.065 1.682 0.109
1.610
1.610 0.145
2
2.375 2.245 0.065 2.157 0.109
2.067
2.067 0.154
2.5
2.875 2.709 0.083 2.635 0.120
2.469
2.469 0.203
3
3.500 3.334 0.083 3.260 0.120
3.068
3.068 0.216
3.5
4.000 3.834 0.083 3.760 0.120
3.548
3.548 0.226
4
4.500 4.334 0.083 4.260 0.120
4.026 0.237 4.026 0.237
5
5.563 5.345 0.109 5.295 0.134
5.047 0.258 5.047 0.258
6
6.625 6.407 0.109 6.357 0.134
6.065 0.280 6.065 0.280
8
8.625 8.407 0.109 8.329 0.148 8.125 0.250 8.071 0.277 7.981 0.322 7.981 0.322
10
10.75 10.482 0.134 10.42 0.165 10.25 0.250 10.13 0.310 10.02 0.365 10.02 0.365