Catalogue 6 - STAUFF Valves

www.stauff.com/6/en/#99 C 99 Medium-Duty Check Valve § T ype RVM (In-Line Assembly) Characteristics Allows a single-directional flow only Features ƒ Designed for in-line assembly with female BSP and NPT threaded connections ƒ Ideal for medium-duty applications ƒ Metal-to-metal seat Media Compatibility ƒ Suitable for hydraulic fluids Please contact STAUFF before using with other media. Materials ƒ Body made of Steel, zinc-plated ƒ Ball made of Stainless Steel Technical Data ƒ Opening pressure: 0,5 bar / 7 PSI ƒ Field replaceable springs with a pressure setting of 2 bar / 30 PSI or 4 bar / 60 PSI ƒ Maximum working pressure: 400 bar / 5800 PSI (for all sizes) ƒ Operating temperature range: -20°C ... +100 °C / -4°F ... +212 °F Flow Characteristics Contact STAUFF for alternative pressure settings. B A Symbol Dimensions RVM - 12 - B0.5 - G Order Codes c Opening Pressure 0,5 bar / 7 PSI (standard option) B0.5 2 bar / 30 PSI B2.0 4 bar / 60 PSI B4.0 Contact STAUFF for alternative opening pressures. d Connection Female BSP thread (ISO 228) G Female NPT thread (ANSI B1.20.1) N a Type Medium-Duty Check Valve (In-Line Assembly) RVM b Nominal Size DN 08 10 12 16 Type + Thread Options G1 Dimensions ( mm / in ) Working Pressure Weight Nominal Size L1 L2 Hex PN (bar/PSI) ( kg / lbs ) RVM-08 G1/4 BSP 1/4 NPT 63,0 12,5 22 400 0,17 2.48 .49 .87 5800 .38 RVM-10 G3/8 BSP 3/8 NPT 69,0 12,5 27 400 0,26 2.72 .49 1.06 5800 .58 RVM-12 G1/2 BSP 1/2 NPT 80,5 15,5 32 400 0,42 3.17 .61 1.26 5800 .93 RVM-16 G3/4 BSP 3/4 NPT 99,5 17,0 36 400 0,61 3.92 .67 1.42 5800 1.36 20 2 0 4 6 8 10 -8 -10 -12 -16 p in bar 40 60 80 100 120 140 160 Q in l/min 5.3 10.6 15.8 21.1 26.4 31.7 37.0 42.2 Q in US GPM 29 58 87 116 145 p in PSI Pressure Drop Flow Catalogue 6 § Edition 06/2023 Flow Control Valves