Catalogue 6 - STAUFF Valves

98 www.stauff.com/6/en/#98 C Characteristics Allows a single-directional flow only Features Designed for in-line assembly with female BSP, NPT and SAE threaded connections Metal-to-metal seat Media Compatibility Suitable for hydraulic fluids Please contact STAUFF before using with other media. Materials Body made of Steel (1.0715), zinc/iron-plated (Fe/Zn Fe Co 8 C) and free of hexavalent chromium CrVI (standard option); Stainless Steel (1.4571) version available Technical Data Opening pressure: 0,5 bar / 7 PSI (4,5 bar / 65 PSI available on request) Maximum working pressure: 500 bar / 7250 PSI (depending on size) Operating temperature range: -20°C ... +100 °C / -4°F ... +212 °F Please see page 100 for detailed flow characteristics. B A Symbol Heavy-Duty Check Valve § T ype RV (In-Line Assembly) Dimensions RV - 25 - B0.5 - G - W5 Order Codes d Connection Female BSP thread (ISO 228) G Female NPT thread (ANSI B1.20.1) N Female UN/UNF thread (SAE J514) U e Body Material Steel, zinc/iron-plated (standard option) — Stainless Steel W5 a Type Heavy-Duty Check Valve (In-Line Assembly) RV b Nominal Size DN c Opening Pressure 0,5 bar / 7 PSI (standard option) B0.5 4,5 bar / 65 PSI B4.5 Contact STAUFF for alternative opening pressures. 06 08 10 12 16 20 25 30 40 A B G1 G1 L1 B1 Catalogue 6 § Edition 06/2023 Flow Control Valves Typ + Thread Options G1 Dimensions ( mm / in ) Working Pressure PN (bar/PSI) Weight Nominal Size L1 only L1 only B1 ( kg / lbs ) BSP / NPT SAE Carbon Steel Stainless Steel RV-06 G1/8 BSP 1/8 NPT 45 16 500 350 0,10 1.77 .63 7250 5076 .22 RV-08 G1/4 BSP 1/4 NPT 7/16–20 UNF (1/4" SAE) 55 54,5 25 500 350 0,20 2.17 2.15 .98 7250 5076 .44 RV-10 G3/8 BSP 3/8 NPT 9/16–18 UNF (3/8" SAE) 65 65 30 500 350 0,40 2.56 2.56 1.18 7250 5076 .88 RV-12 G1/2 BSP 1/2 NPT 3/4–16 UNF (1/2" SAE) 73 73 35 500 350 0,70 2.87 2.87 1.38 7250 5076 1.54 RV-16 G3/4 BSP 3/4 NPT 1-1/16–12 UN (3/4" SAE) 88 97,5 45 500 350 1,20 3.46 3.84 1.77 7250 5076 2.64 RV-20 G1 BSP 1 NPT 1-5/16–12 UN (1" SAE) 127 127,5 50 500 350 2,00 5.00 5.02 1.97 7250 5076 4.40 RV-25 G1-1/4 BSP 1-1/4 NPT 1-5/8–12UN (1-1/4" SAE) 143 141,5 60 400 350 3,30 5.63 5.57 2.36 5800 5076 7.26 RV-30 G1-1/2 BSP 1-1/2 NPT 1-7/8–12UN (1-1/2" SAE) 143 139,5 70 350 350 4,20 5.63 54.92 2.75 5000 5076 9.24 RV-40 G2 BSP 2 NPT 2-1/2–12 UN (2" SAE) 165 165 90 350 350 7,20 6.49 6.50 3.54 5000 5076 15.84