|
■配管の呼び径
| 呼び径 |
外径 |
| JIS |
ANSI |
| B |
A |
mm |
mm |
| 1/8 |
6 |
10.5 |
10.3 |
| 1/4 |
8 |
13.8 |
13.7 |
| 3/8 |
10 |
17.3 |
17.1 |
| 1/2 |
15 |
21.7 |
21.3 |
| 3/4 |
20 |
27.2 |
26.7 |
| 1" |
25 |
34.0 |
33.4 |
| 1"1/4 |
32 |
42.7 |
42.2 |
| 1"1/2 |
40 |
48.6 |
48.3 |
| 2" |
50 |
60.5 |
60.3 |
| 2"1/2 |
65 |
76.3 |
73.0 |
| 3" |
80 |
89.1 |
88.9 |
| 3"1/2 |
90 |
101.6 |
101.6 |
| 4" |
100 |
114.3 |
114.3 |
| 5" |
125 |
139.8 |
141.3 |
| 6" |
150 |
165.2 |
168.2 |
| 8" |
200 |
216.3 |
219.1 |
| 10" |
250 |
267.4 |
273.1 |
| 12" |
300 |
318.5 |
323.9 |
| 14" |
350 |
355.6 |
355.6 |
| 16" |
400 |
406.4 |
406.4 |
| 18" |
450 |
457.2 |
457.2 |
| 20" |
500 |
508.0 |
508.0 |
|
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