公称 通径 DN |
接管外径 |
承口内径 d1(d′1) |
承口 深度 J(J′) (min) |
流通孔直径d 2(d′ 2) |
承口壁厚c(c′) (min) |
管体壁厚 c1(c′1 (min) |
|||||||
Sch80 |
Sch160 |
||||||||||||
A系列 |
B系列 |
A系列 |
B系列 |
A系列 |
B系列 |
A系列 |
B系列 |
Sch80 |
Sch160 |
Sch80 |
Sch160 |
||
15 |
21.3 |
18 |
21.8 |
18.5 |
10 |
14.1 |
10.8 |
12.3 |
9.0 |
4.5 |
5.6 |
4.0 |
5.0 |
20 |
26.9 |
25 |
27.4 |
25.5 |
13 |
18.9 |
17.0 |
15.7 |
13.8 |
5.0 |
7.0 |
4.4 |
6.2 |
25 |
33.7 |
32 |
34.2 |
32.5 |
13 |
24.7 |
23.0 |
21.1 |
19.4 |
5.6 |
7.9 |
5.0 |
6.9 |
32 |
42.4 |
38 |
42.9 |
38.5 |
13 |
32.4 |
28.0 |
29.8 |
25.4 |
6.3 |
7.9 |
5.5 |
6.9 |
40 |
48.3 |
45 |
48.8 |
45.5 |
13 |
38.3 |
35.0 |
34.1 |
30.9 |
6.3 |
8.9 |
5.5 |
7.8 |
50 |
60.3 |
57 |
61.1 |
57.8 |
16 |
49.1 |
45.8 |
42.7 |
39.4 |
7.0 |
11.0 |
6.2 |
9.7 |
65 |
76.1 |
76 |
76.9 |
76.8 |
16 |
61.9 |
61.8 |
56.1 |
56.0 |
8.9 |
12.5 |
7.8 |
11.0 |
80 |
88.9 |
89 |
89.8 |
89.9 |
16 |
72.9 |
73.0 |
66.9 |
67.0 |
10.0 |
13.8 |
8.8 |
12.1 |
注: d′1、d′2、J′、C′、C′1为异径管件的相应尺寸。