● Standards:
● Materials
NO. | PART | MATERIAL | STANDARD |
1 | Body | Steel | BS970 43A |
2 | Identifcation Plate | Aluminium | |
3 | Bonnet | Cast Iron | BS1452 Cr.180 |
4 | Body Gasket | Gaphite | BS2494 Type W |
5 | Stem | Brass | BS2874 CZ12 |
6 | Nuts | Steel | BS970 43A |
7 | Side Plug | Brass | BS2874 CZ12 |
8 | Gasket | Fiber | |
9 | Hanger Pin | Brass | BS2874 CZ12 |
10 | Hanger | Ductile Iron | BS2789 Gr.420-12 |
11 | Disc | Cast Iron | BS1452 Cr.180 |
12 | Disc Ring | Cast Bronze | BS1400 LG2 |
13 | Washer | Steel | BS970 43A |
14 | Splt Pin | Stainless Steel | BS970 420S37 |
15 | Body | Cast Iron | BS1452 Cr.180 |
16 | Stud Bolt | Steel | BS970 43A |
DN | VALLVE SIZE | ||||||||
50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |
A | 203 | 316 | 241 | 292 | 330 | 356 | 495 | 622 | 698 |
B | 113 | 133 | 142 | 163 | 197 | 212 | 257 | 299 | 331 |
C | 165 | 185 | 200 | 220 | 250 | 285 | 340 | 405 | 450 |
D | 20 | 20 | 20 | 24 | 26 | 26 | 30 | 32 | 32 |
E | 125 | 145 | 160 | 180 | 210 | 240 | 295 | 365 | 410 |
F | 102 | 122 | 138 | 158 | 188 | 212 | 268 | 320 | 378 |
n-d | 4-19 | 4-19 | 4-19 | 8-19 | 8-19 | 8-23 | 12-23 | 12-28 | 12-28 |
h | 2 | 2 | 2 | 2 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
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