Catalogue 5 - STAUFF Quick Release Couplings

174 www.stauff.com/5/en/#174 HT Catalogue 5 § Edition 03/2024 STAUFF Screw-to-Connect Couplings Series HT § 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 HT-19 4 3/4" 19 (20) 159 42.00 350 5076 1300 18855 1000 14504 1000 14504 10 .3381 HT-25 6 1" 25 283,5 74.89 300 4351 1000 14504 1000 14504 1000 14504 15 .5072 Material Carbon Steel Surface Finishing Zinc-Nickel Standard Seal Material(s) NBR (Buna-N®) 2 Working Temperature -25° C ... +100° C / -13° F ... +212° F Valve Design Poppet Valve Connection Screw Disconnection Screw Connect Under Pressure not allowed Application Industrial Hydraulic ISO Interchange - The indicated pressure ratings only apply to the coupling itself and depend on the connection type. 2 Alternative seal materials are available on request. Technical Data Flow Characteristics 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. Male Tip Female Body QRC-HT-19 QRC-HT-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