| 규격 |
외경(mm) |
두께 SCH(mm) |
| 5S |
10S |
20S |
40S |
80S |
| A |
B |
KS
(JIS) |
ASTM |
KS
(JIS) |
ASTM |
KS
(JIS) |
ASTM |
KS
(JIS) |
KS
(JIS) |
ASTM |
KS
(JIS) |
ASTM |
| 8 |
1/4 |
13.8 |
13.72 |
1.2 |
|
1.65 |
1.65 |
2 |
2.2 |
2.24 |
|
|
| 10 |
3/8 |
17.3 |
17.15 |
1.2 |
|
1.65 |
1.65 |
2 |
2.3 |
2.31 |
|
|
| 15 |
1/2 |
21.7 |
21.34 |
1.65 |
1.65 |
2.1 |
2.11 |
2.5 |
2.8 |
2.77 |
3.7 |
3.73 |
| 20 |
3/4 |
27.2 |
26.67 |
1.65 |
1.65 |
2.1 |
2.11 |
2.5 |
2.9 |
2.87 |
3.9 |
3.91 |
| 25 |
1 |
34 |
33.4 |
1.65 |
1.65 |
2.8 |
2.77 |
3 |
3.4 |
3.38 |
4.5 |
4.55 |
| 32 |
1 1/4 |
42.7 |
42.16 |
1.65 |
1.65 |
2.8 |
2.77 |
3 |
3.6 |
3.56 |
4.9 |
4.85 |
| 40 |
1 1/2 |
48.6 |
48.26 |
1.65 |
1.65 |
2.8 |
2.77 |
3 |
3.7 |
3.68 |
5.1 |
5.08 |
| 50 |
2 |
60.5 |
60.33 |
1.65 |
1.65 |
2.8 |
2.77 |
3.5 |
3.9 |
3.91 |
5.5 |
5.54 |
| 65 |
2 1/2 |
76.3 |
73.03 |
2.1 |
2.11 |
3 |
3.05 |
3.5 |
5.2 |
5.16 |
|
|
| 80 |
3 |
89.1 |
88.9 |
2.1 |
2.11 |
3 |
3.05 |
4 |
5.5 |
5.49 |
|
|
| 90 |
3 1/2 |
101.6 |
101.6 |
2.1 |
2.11 |
3 |
3.05 |
4 |
5.7 |
5.74 |
|
|
| 100 |
4 |
114.3 |
114.3 |
2.1 |
2.11 |
3 |
3.05 |
4 |
6 |
6.02 |
|
|
| 125 |
5 |
139.8 |
141.3 |
2.8 |
2.77 |
3.4 |
3.4 |
5 |
6.6 |
6.55 |
|
|
| 150 |
6 |
165.2 |
168.28 |
2.8 |
2.77 |
3.4 |
3.4 |
5 |
7.1 |
7.11 |
|
|
| 200 |
8 |
216.3 |
219.08 |
2.8 |
2.77 |
4 |
3.76 |
6.5 |
8.2 |
8.18 |
|
|
| 250 |
10 |
267.4 |
273.05 |
3.4 |
3.4 |
4 |
4.19 |
6.5 |
9.3 |
9.27 |
|
|
| 300 |
12 |
318.5 |
323.85 |
4 |
3.96 |
4.5 |
4.57 |
6.5 |
10.3 |
9.53 |
|
|
| 350 |
14 |
355.6 |
355.6 |
4 |
3.96 |
5 |
4.78 |
8 |
11.1 |
11.13 |
|
|
| 400 |
16 |
406.4 |
406.4 |
4.5 |
4.19 |
5 |
4.78 |
8 |
12.7 |
12.7 |
|
|
|
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