Catalogue 5 - STAUFF Quick Release Couplings

140 www.stauff.com/5/en/#140 RH Catalogue 5 § Edition 03/2024 STAUFF Screw-to-Connect Couplings Series RH § Carbon Steel Series BG DN DN Q max Working Pressure* Bursting Pressure Spillage Zoll metric Connected Female Body Male Tip Inch ISO 4397 l/min US GPM bar PSI bar PSI bar PSI bar PSI ml fl oz RH-10 2 3/8" 10 46 21094 420 6092 1300 18855 1350 19580 1450 210301 0,1 .0034 RH-12 3 1/2" 12,5 106 18.49 420 6092 1260 18275 1260 18275 1260 18275 0,16 .0054 RH-16 4 5/8" 16 148 27.77 420 6092 1260 18275 1260 18275 1260 18275 1,02 .0344 RH-19 6 3/4" 19 200 52.83 420 6092 1400 20305 1400 20305 1200 17405 0,86 .0291 RH-25 8 1" 25 500 132.09 420 6092 1150 16679 1100 15954 900 13053 2,84 .0960 Material Carbon Steel Surface Finishing Zinc-Nickel Standard Seal Material(s) NBR (Buna-N®), PTFE 2 Working Temperature -30° C ... +100° C / -22° F ... +212° F Valve Design Flat Valve Connection Screw Disconnection Screw Connect Under Pressure Max. 20 bar / 290 PSI Residual Pressure with Tools allowed Application Construction Machinery ISO Interchange - The indicated pressure ratings only apply to the coupling itself and depend on the connection type. * in connected and disconnected condition. 2 Alternative seal materials are available on request. Technical Data Flow Characteristics QRC-RH-10 QRC-RH-12 QRC-RH-16 QRC-RH-19 QRC-RH-25 1 10 100 1000 0,1 1 10 Q [l/min] Δ p [bar] Q [US GPM/min] Δp [PSI] 264,17 26,42 2,64 .26 1.45 14.50 145.04 Please note: Unless otherwise stated, all flow characteristics have been determined with hydraulic oil with a kinematic viscosity of 28,8 - 35,2 mm 2 /s (28,8 - 35,2 cSt) and are only valid for components with non-reducing connections.