Catalogue 5 - STAUFF Quick Release Couplings

46 www.stauff.com/5/en/#46 HP/HU Catalogue 5 § Edition 03/2024 STAUFF Push-to-Connect Couplings Series HP § 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 HPA-06 1 1/4" 6,3 20 5.28 250 3626 1000 14504 1000 14504 1000 14504 0,8 .0271 HP(A)-10 2 3/8" 10 35 9.25 250 3626 1000 14504 1000 14504 1000 14504 1,2 .0406 HP-12 3 1/2" 12,5 100 26.42 250 3626 1000 14504 1000 14504 1000 14504 1,7 .0575 HP-19 4 3/4" 19 (20) 120 31.70 250 3626 900 13053 1000 14504 1000 14504 8 .2705 HP-25 6 1" 25 160 42.27 250 3626 800 11603 1000 14504 800 11603 12 .4058 HU-12 3 1/2'' 12 90 23.78 250 3626 1100 15954 1500 21756 1000 14504 2,7 .0913 Technical Data Material Carbon Steel Surface Finishing Zinc-Nickel 1 , Zinc-Plating and Thick-Film-Passivation (Chrome III) Standard Seal Material(s) NBR (Buna-N®), PTFE 2 Working Temperature -25° C ... +100° C / -13° F ... +212° F Valve Design Poppet Valve Connection Push (When mounting the Sleeve in Bulkhead), Push and actuate Push-Pull Sleeve Disconnection Pull (When mounting the Sleeve in Bulkhead), Actuate Push-Pull Sleeve Connect Under Pressure not allowed, (Male Tip Series HU up to the max. Working Pressure allowed) Application Agricultural and Forestry Machinery ISO Interchange ISO 7241-1 A and ISO 5675 (for selected sizes). The indicated pressure ratings only apply to the coupling itself and depend on the connection type. 1 Only Nominal Size 12,5 2 Alternative seal materials are available on request. 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. Flow Characteristics QRC-HP-06 QRC-HP-10 QRC-HP-12 QRC-HP-19 QRC-HP-25 1 10 100 1000 0,1 1 10 Q [l/min] Δp [bar] Q [US GPM/min] Δp [PSI] 264,17 26,42 2,64 .26 1.45 14.50 145.04