Nominal diameter DN
End diameter
Length L
D1
D2
A series
B series
A series
B series
20×15
26.9
25
21.3
18
38
25×20
33.7
32
26.9
25
51
25×15
33.7
32
21.3
18
51
32×25
42.4
38
33.7
32
51
32×20
42.4
38
26.9
25
51
32×15
42.4
38
21.3
18
51
40×32
48.3
45
42.4
38
64
40×25
48.3
45
33.7
32
64
40×20
48.3
45
26.9
25
64
40×15
48.3
45
21.3
18
64
50×40
60.3
57
48.3
45
76
50×32
60.3
57
42.4
38
76
50×25
60.3
57
33.7
32
76
50×20
60.3
57
26.9
25
76
65×50
76.1(73)
76
60.3
57
89
65×40
76.1(73)
76
48.3
45
89
65×32
76.1(73)
76
42.4
38
89
65×25
76.1(73)
76
33.7
32
89
80×65
88.9
89
76.1(73)
76
89
80×50
88.9
89
60.3
57
89
80×40
88.9
89
48.3
45
89
80×32
88.9
89
42.4
38
89
90×80
101.6
--
88.9
--
102
90×65
101.6
--
76.1(73)
--
102
90×50
101.6
--
60.3
--
102
90×40
101.6
--
48.3
--
102
90×32
101.6
--
42.4
--
102
100×90
114.3
--
101.6
--
102
100×80
114.3
108
88.9
89
102
100×65
114.3
108
76.1(73)
76
102
100×50
114.3
108
60.3
57
102
100×40
114.3
108
48.3
45
102
125×100
139.7
133
114.3
108
127
125×90
139.7
--
101.6
--
127
125×80
139.7
133
88.9
89
127
125×65
139.7
133
76.1(73)
76
127
125×50
139.7
133
60.3
57
127
150×125
168.3
159
139.7
133
140
150×100
168.3
159
114.3
108
140
150×90
168.3
--
101.6
--
140
150×80
168.3
159
88.9
89
140
150×65
168.3
159
76.1(73)
76
140
200×150
219.1
219
168.3
159
152
200×125
219.1
219
139.7
133
152
200×100
219.1
219
114.3
108
152
200×90
219.1
--
101.6
--
152
250×200
273.0
273
219.1
219
178
250×150
273.0
273
168.3
159
178
250×125
273.0
273
139.7
133
178
250×100
273.0
273
114.3
108
178
300×250
323.9
325
273.0
237
203
300×200
323.9
325
219.1
219
203
300×150
323.9
325
168.3
159
203
300×125
323.9
325
139.7
133
203
350×300
355.6
377
323.9
325
330
350×250
355.6
377
273.0
273
330
350×200
355.6
377
219.1
219
330
350×150
355.6
377
168.3
159
330
400×350
406.4
426
355.6
377
356
400×300
406.4
426
323.9
325
356
400×250
406.4
426
273.0
273
356
400×200
406.4
426
219.1
219
356
450×400
457.2
478
406.4
426
381
450×350
457.2
478
355.6
377
381
450×300
457.2
478
323.9
325
381
450×250
457.2
478
273.0
273
381
500×450
508.0
529
457.0
478
508
500×400
508.0
529
406.4
426
508
500×350
508.0
529
355.6
377
508
500×300
508.0
529
323.9
325
508
Shanghai Haiwo High pressure Pipe Fittings Develop Co .,Ltd
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