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JRV-SF14直動(dòng)式減壓閥 韓國(guó)朝光減壓閥

■ FEATURES 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. ■ MATERIAL NO PART NAME JRV-SF14 1 Body CAST IRON 2 Bonnet CAST IRON 3 Disc SYNTHETIC RUBBER 4 Seat CAST BRONZE 5 Stem STAINLESS STEEL 6 Stem Guide CAST BRONZE 7 Diaphragm SYNTHETIC RUBBER 8 Spring CARBON STEEL 9 O-Ring SYNTHETIC RUBBER 10 Adjust Screw BRASS 11 Cap CAST IRON 12 Plug CAST BRONZE 1.INLET PRESSURE MAX 10 kgf/㎠{1.0MPa} 2.OUTLET PRESSURE 0.5~4.0, 4.0~8.0 kgf/㎠{0.05~0.4,0.4~0.8MPa} 3.MAX REDUCING RATIO 10 : 1 4.WORKING TEMP 80 ℃ 5.WORKING FLUID A.W.NL 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 ■ Dimensions (Unit: mm) SIZE 20A 25A 32A 40A 50A 65A 80A 100A 125A 150A L 160 160 180 180 190 230 250 300 370 400 H1 62 62 70 70 75 100 100 125 150 160 H 255 266 335 335 345 405 420 475 585 615 D 142 142 174 174 174 218 218 250 340 340 * ANSI, JIS flanges are available upon request.