| 公称通径 |
铜管外径 |
塑覆铜管外径 |
外径
允许偏差 |
塑覆层壁厚 |
塑覆层
允许偏差 |
齿数 |
| 发泡型 |
平环型 |
齿型环 |
发泡型 |
平环型 |
齿型环 |
| 6 |
8 |
11 |
10.2 |
10.6 |
±0.20 |
1.5 |
1.1 |
1.3 |
±0.15 |
8~10 |
| 8 |
10 |
13 |
12.2 |
12.6 |
±0.20 |
1.5 |
1.1 |
1.3 |
±0.15 |
10~12 |
| 10 |
12 |
15 |
14.2 |
14.6 |
±0.20 |
1.5 |
1.1 |
1.3 |
±0.15 |
12~20 |
| 15 |
15 |
18.6 |
17.6 |
18.6 |
±0.20 |
1.8 |
1.3 |
1.8 |
±0.15 |
16~26 |
| 16 |
19.6 |
18.6 |
19.6 |
±0.20 |
1.8 |
1.3 |
1.8 |
±0.15 |
16~26 |
| 20 |
22 |
27.2 |
24.6 |
25.6 |
±0.20 |
2.6 |
1.3 |
1.8 |
±0.15 |
20~30 |
| 25 |
28 |
33.2 |
30.6 |
31.6 |
±0.20 |
2.6 |
1.3 |
1.8 |
±0.15 |
20~30 |
| 32 |
35 |
40.6 |
38.6 |
40 |
±0.25 |
2.8 |
1.8 |
2.5 |
±0.20 |
28~35 |
| 40 |
42 |
48 |
45.6 |
47 |
±0.25 |
3.0 |
1.8 |
2.5 |
±0.20 |
32~42 |
| 44 |
50 |
47.6 |
49 |
±0.25 |
3.0 |
1.8 |
2.5 |
±0.20 |
32~42 |
| 50 |
54 |
61 |
58 |
60 |
±0.35 |
3.5 |
2.0 |
3.0 |
±0.25 |
42~52 |
| 55 |
62 |
59 |
61 |
±0.35 |
3.5 |
2.0 |
3.0 |
±0.25 |
42~52 |
|
