Catalogue 5 - STAUFF Quick Release Couplings

114 www.stauff.com/5/en/#114 HS Catalogue 5 § Edition 11/2021 STAUFF Screw-to-Connect Couplings Series HS § 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 HS-06 ("...-HX") 1 1/4" 6,3 20 5.28 450 6527 1800 26107 1400 20305 1400 20305 0,8 .0271 HS-10 2 3/8" 10 40 10.57 450 6527 1600 23206 1750 25382 1550 22481 1,3 .0440 HS-12 3 1/2" 12,5 80 21.13 400 5802 1400 20305 1200 17405 1200 17405 3,1 .1048 HS-19 4 3/4" 19 120 31.70 400 5802 1500 21756 1600 23206 1200 17405 5,6 .1894 HS-25 6 1" 25 160 42.27 300 4351 1180 17114 1500 21756 1100 15954 12,3 .4159 HS-25-...-HX 6 1" 25 160 42.27 350 5076 1180 17114 1500 21756 1100 15954 12,3 .4159 HS-38 8 1 1/2" 38 220 58.12 350 5076 1800 26107 1600 23206 1200 17405 52,3 17.685 Material Carbon Steel Surface Finishing Zinc-Plating and Thick-Film-Passivation (Chrome III) 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 Male Tip/Female Body up to 33% of the Working Pressure with Tools Application Construction Machinery ISO Interchange ISO 14541 (BG 1-6) 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 QRC-HS-06 QRC-HS-10 QRC-HS-12 QRC-HS-19 QRC-HS-25 QRC-HS-38 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 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.

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