Ductile Iron Flexible Coupling
Specifications
Flexible CouplingMaterial:ductile iron GGG500-7
Pressure:PN10/16/25
Standard:ISO2531 EN545/598 BS4772
Ductile Iron Flexible Coupling
according to EN545 or ISO2531 series A
Standard flange drilling to ISO7005-2,EN1092-2:1997 Fittings coating:Fusion bonded epoxy coating ,the thickness not less than 150 micron according to ISO2531-1998, EN 545:2002 or internally cement mortar lining acc. to ISO 4179 and zinc rich painting(130g/m2) plus bituminous painting(thickness 70mic.) externally acc. to ISO8179
Size:DN 80-1800
Nominal Pressure: PN10,PN16,PN25
Nominal size |
Out diameter |
Sleeve length |
Bolt No. |
Mass |
80 |
98 |
100 |
4 |
6.5 |
100 |
118 |
100 |
4 |
7 |
125 |
144 |
100 |
4 |
9.1 |
150 |
170 |
102 |
4 |
15 |
200 |
222 |
102 |
6 |
21 |
250 |
274 |
102 |
6 |
25 |
300 |
326 |
102 |
6 |
34 |
350 |
378 |
152 |
8 |
42 |
400 |
429 |
152 |
8 |
50 |
450 |
480 |
152 |
10 |
55 |
500 |
532 |
152 |
10 |
62 |
600 |
635 |
152 |
10 |
104 |
700 |
738 |
152 |
12 |
133 |
800 |
842 |
152 |
12 |
165 |
900 |
945 |
152 |
14 |
219 |
1000 |
1048 |
152 |
14 |
269 |
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