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mm
inch
bar
psi
kg/m
10
3/8
9.5
17.5
21.4
445
6455
1070
1780
180
0.78
12
1/2
12.7
20.2
24.6
425
6165
1020
1700
230
0.93
16
5/8
15.9
23.8
28.2
350
5075
840
1400
250
1.17
19
3/4
19.0
32.2
300
1.48
25
1
25.4
35.3
39.7
280
4060
670
1120
340
2.02