Nominal diameterDN
End diameter D
Dimension from back to end
Limit thickens to dimension E
A series
B series
E
E1
15
21.3
18
25
--
20
26.9
33.7
32
38
42.4
40
48.3
45
50
60.3
57
44
5.5
65
76.1(73)
76
51
7.0
80
88.9
89
64
7.6
90
101.6
8.1
100
114.6
108
8.6
125
139.7
133
9.5
150
168.3
159
102
11.0
200
219.1
219
127
12.7
250
273.0
273
152
300
323.9
325
178
350
355.6
377
165
191
400
406.4
426
203
450
457.0
478
229
500
508.0
529
245
