Valve safety and inle
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Technical characteristics
- Type regulating hydraulic valvesSafety
Description
Main specifications and characteristics:
|
Value of parameter |
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|
Name of parameter |
Valve |
Valve inlet |
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|
safety |
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| Nominal diameter (conditional pass), |
80 |
58 | |||||
| DN,MM | . | ||||||
| Nominal pressure (conditional | |||||||
| pressure), PN, MPa (kgf/cm2) |
0,15 (1,5) |
minus 0,015 (0,15) |
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| Working pressure, Rr, MPa (kgf/cm:!) | |||||||
| Pressure of control, Rn, MPa (kgf/cm2) |
0,15:J:: 0,005 |
minus 0,015-0,005 |
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|
(1,5:J:: 0,05) |
(0,15-005) |
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| Pressure of full opening, Rp.o., MPa |
0,2 (2,0) |
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| (kgf/cm2), no more | - | ||||||
| Pressure of the beginning of opening, Rn.o., MPa |
0,15-0,17 (1,5-1,7) |
from minus 0,011 (0,11) |
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| (kgf/cm2) |
to minus 0,016 (0,16) |
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| Pressure of closing, Rz, MPa (kgf/cm2) |
Not less than 0,13 (1,3) |
from minus 0,01 (0,1) |
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| to 0 | |||||||
| Area of the section through passage of the valve, mm:! |
2570 |
2260 | |||||
| The appointed resource, cycles |
160 |
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| The appointed service life, years |
10 |
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| Probability of no-failure operation during |
0,96 |
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| the appointed resource before repair, not less | |||||||
| Class of tightness of a lock in accordance with GOST 9544 | And | ||||||
| Temperature of a working environment, Uc |
minus 60 plus 50 |
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| Working environment |
vapors of oil products, air |
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| Accession |
flange |
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| Consolidation |
metal on rubber |
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| Direction of giving of a working environment | under the valve | ||||||
| Working position of the valve |
Vertical, springs up |
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| Expense coefficient, not less |
0,1 |
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| Capacity, kg/h, not less |
616,5 |
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| Weight, kg |
12,5 |
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Valve safety and inle