公称口径
|
L
|
L1
|
L2
|
DN1
|
DN2
|
50
|
50
|
54
|
31
|
53
|
75
|
50
|
60
|
38
|
67
|
75
|
75
|
78
|
46
|
76
|
100
|
50
|
65
|
44
|
79
|
100
|
75
|
83
|
52
|
88
|
100
|
100
|
99
|
59
|
97
|
125
|
50
|
68
|
48
|
92
|
125
|
75
|
86
|
56
|
101
|
125
|
100
|
102
|
63
|
110
|
125
|
150
|
122
|
74
|
119
|
150
|
50
|
71
|
52
|
104
|
150
|
75
|
89
|
60
|
113
|
150
|
100
|
105
|
68
|
122
|
150
|
125
|
125
|
79
|
131
|
150
|
150
|
143
|
86
|
140
|
200
|
100
|
150
|
86
|
150
|
200
|
150
|
150
|
112
|
150
|
|
|
公称口径
|
L1
|
L2
|
L3
|
L
|
DN1
|
DN2
|
50
|
50
|
93
|
20
|
70
|
92
|
75
|
50
|
100
|
20
|
77
|
111
|
75
|
75
|
132
|
30
|
96
|
130
|
100
|
50
|
104
|
20
|
82
|
127
|
100
|
75
|
135
|
30
|
102
|
145
|
100
|
100
|
167
|
39
|
120
|
165
|
125
|
50
|
108
|
20
|
86
|
142
|
125
|
75
|
138
|
30
|
105
|
161
|
125
|
100
|
169
|
39
|
124
|
180
|
125
|
125
|
204
|
52
|
145
|
201
|
150
|
50
|
110
|
20
|
86
|
154
|
150
|
75
|
140
|
30
|
107
|
175
|
150
|
100
|
173
|
39
|
128
|
196
|
150
|
125
|
205
|
52
|
146
|
214
|
150
|
150
|
240
|
66
|
169
|
237
|
200
|
100
|
190
|
45
|
190
|
245
|
200
|
150
|
275
|
45
|
220
|
280
|
|
公称口径
|
L
|
L1
|
L2
|
DN1
|
DN2
|
50
|
50
|
92
|
93
|
20
|
75
|
50
|
111
|
100
|
20
|
75
|
75
|
130
|
132
|
30
|
100
|
50
|
127
|
104
|
20
|
100
|
75
|
145
|
135
|
30
|
100
|
100
|
165
|
167
|
39
|
125
|
50
|
142
|
108
|
20
|
125
|
75
|
161
|
138
|
30
|
125
|
100
|
180
|
169
|
39
|
125
|
125
|
201
|
204
|
52
|
150
|
50
|
154
|
110
|
20
|
150
|
75
|
175
|
140
|
30
|
150
|
100
|
196
|
173
|
39
|
150
|
150
|
237
|
237
|
60
|
200
|
100
|
245
|
220
|
45
|
200
|
150
|
280
|
280
|
45
|
|