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Ductile iron grooved fittings/rigid coupling:
The specification for adaptor flange of ductile iron grooved fitting:
Adaptor Flange
NominalSizemm/in
Pipe O.D mm/in
Working pressure (Mpa)
Dimensions
Weight (Kg)
ΦD
Φd
L
n-φ
50
60.30
1.6MPa (200PSI)
165
125
65
4-φ18
1.9
2
2.38
65
76.10
185
145
65
4-φ18
2.03
3O.D
3.00
80
88.90
200
160
65
8-φ18
3.07
3
3.50
100
108.00
220
180
70
8-φ18
3.1
41/4O.D
4.25
100
114.30
220
180
70
8-φ18
3.15
4
4.50
125
133.00
250
210
70
8-φ18
4.3
51/4O.D
5.25
125
139.70
250
210
70
8-φ18
3.85
51/2O.D
5.50
150
159.00
285
240
70
8-φ22
4.35
61/4O.D
6.25
150
165.10
285
240
70
8-φ22
4.5
61/2O.D
6.50
200
219.10
340
295
75
12-φ22
7.23
8
8.63
250
273.00
405
355
85
12-φ25
9.8
10
10.75
300
323.90
460
410
85
12-φ26
10.5
12
12.75
100
114.3
2.5MPa (300PSI)
235
190
65
8-φ22
3.77
4
4.5
125
141.3
270
220
65
8-φ26
5.2
5
5.563
150
165.1
300
250
65
8-φ26
6.25
61/2O.D
6.5
200
219.1
360
310
75
12-φ26
9.8
8
8.625