技术参数
DN
SIZE
L
D
H
A
15
1/2 "
44
13.5
77
55
20
3/4 "
49
19.5
88
63
25
1 "
100
32
1-1/4 "
61
113
70
40
1-1/2 "
65
38
130
80
50
2 "
73
48
151
90
