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JRV-SF14直動(dòng)式減壓閥 韓國朝光減壓閥
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■ FEATURES
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1. It has an excellent endurance because of its small size and simple structure.
2. This valve can be used for the pressure regulation on the feed water from an elevated water tank of middle or high building to each floor.
3. Pressure adjusting is easy and allows ia stable control of flow.
4. The valve is designed to enable inside inspection by disassembling the upper part of valve so that maintenance is very convenient.
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■ MATERIAL
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NO |
PART NAME |
JRV-SF14 |
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1 |
Body |
CAST IRON |
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2 |
Bonnet |
CAST IRON |
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3 |
Disc |
SYNTHETIC RUBBER |
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4 |
Seat |
CAST BRONZE |
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5 |
Stem |
STAINLESS STEEL |
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6 |
Stem Guide |
CAST BRONZE |
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7 |
Diaphragm |
SYNTHETIC RUBBER |
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8 |
Spring |
CARBON STEEL |
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9 |
O-Ring |
SYNTHETIC RUBBER |
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10 |
Adjust Screw |
BRASS |
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11 |
Cap |
CAST IRON |
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12 |
Plug |
CAST BRONZE |
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1.INLET PRESSURE |
MAX 10 kgf/㎠{1.0MPa} |
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2.OUTLET PRESSURE |
0.5~4.0, 4.0~8.0 kgf/㎠{0.05~0.4,0.4~0.8MPa} |
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3.MAX REDUCING RATIO |
10 : 1 |
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4.WORKING TEMP |
80 ℃ |
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5.WORKING FLUID |
A.W.NL |
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6.CONNECION |
10K RF Flange | Fluid symbol
1. A: AIR
2. W: WATER
3.NL : Noncorrosive Liquid
*Note
1. Minimum differential pressure: 0.5kgf/cm2{0.05MPa}.
2. Allowable minimum adjusting fluid: water 2-5liter/min, air 5-10N㎡/h
3. Body Hydrostatic test pressure : 15kg
4. Fluid viscosity for liquid : less than 800cSt
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| ■ Dimensions (Unit: mm)
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SIZE |
20A |
25A |
32A |
40A |
50A |
65A |
80A |
100A |
125A |
150A |
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L |
160 |
160 |
180 |
180 |
190 |
230 |
250 |
300 |
370 |
400 |
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H1 |
62 |
62 |
70 |
70 |
75 |
100 |
100 |
125 |
150 |
160 |
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H |
255 |
266 |
335 |
335 |
345 |
405 |
420 |
475 |
585 |
615 |
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D |
142 |
142 |
174 |
174 |
174 |
218 |
218 |
250 |
340 |
340 | * ANSI, JIS flanges are available upon request. | | | |
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