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| Globe Stop and Non-Return Valve Class 250. 50mm-80mm |
Fig. 5132 |
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| COMPONENT |
MATERIAL |
| BODY |
CAST STEEL |
| BONNET |
CAST STEEL |
| SEAT |
NICKEL ALLOY |
| VALVE HEAD |
NICKEL ALLOY |
| STEM |
STAINLESS STEEL |
| GLAND |
BRONZE |
| HANDWHEEL |
CAST IRON |
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Technical Description of Standard Valves |
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A1 Dimensions Relate to BS.4505 PN Rated Flanges |
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SIZE |
A 1 |
D |
E |
WEIGHT |
mm |
ins |
mm |
ins |
mm |
ins |
mm |
ins |
kg |
50 |
2 |
254 |
10 |
359 |
14 1/8 |
203 |
8 |
33 |
65 |
2 1/2 |
290 |
11 3/8 |
400 |
15 3/4 |
229 |
9 |
40 |
80 |
3 |
310 |
12 1/4 |
473 |
18 5/8 |
279 |
11 |
57 |
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A2 Dimensions Relate to BS.10 Table Rated Flanges |
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SIZE |
A 2 |
mm |
ins |
mm |
ins |
50 |
2 |
254 |
10 |
65 |
2 1/2 |
279 |
11 |
80 |
3 |
305 |
12 |
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Pressure Temperature Ratings |
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TEMP. °C |
WORKING |
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PRESSURE BAR |
—18 |
232 |
34.5 |
| - |
260 |
32.1 |
| - |
288 |
29.7 |
| - |
316 |
27.2 |
| - |
343 |
24.5 |
| - |
371 |
22.1 |
| - |
399 |
19.7 |
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427 |
17.2 |
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Cast Steel Body and Bonnet, Outside Screw Rising Stem
Flanged to ANSI. BS. or European Standards.
Other Overall Lengths can be made to Customer's requirements.
VALVE SHOULD BE INSTALLED SO VALVE HEAD LIFTS VERTICALLY UPWARD |
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