Catalogue 5 - STAUFF Quick Release Couplings

58 www.stauff.com/5/en/#58 IA Catalogue 5 § Edition 11/2021 STAUFF Push-to-Connect Couplings Series IA § 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 IA-06 1 1/4" 6,3 17 4.49 350 5076 1400 20305 1700 24656 1500 21756 0,5 .0169 IA-10 2 3/8" 10 46 12.15 275 3989 1500 21756 1500 21756 1400 20305 1,9 .0642 IA-12 3 1/2" 12,5 90 23.78 275 3989 1200 17405 1400 20305 1000 14504 2,7 .0913 IA-19 4 3/4" 19 (20) 190 50.19 200 2901 1000 14504 1500 21756 900 13053 9,3 .3145 IA-25 6 1" 25 280 73.97 200 2901 1000 14504 1000 14504 1300 18855 16 .5410 IA-31 7 1 1/4'' 31 480 126.80 200 2901 30 10.144 IA-38 8 1 1/2'' 38 757 199.98 130 1885 820 11893 800 11603 800 11603 54 18.260 IA-51 9 2" 51 1000 264.17 130 1885 120 40.577 Technical Data 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 Push and actuate Push Sleeve Disconnection Actuate Push Sleeve Connect Under Pressure not allowed Application Agricultural and Forestry Machinery ISO Interchange ISO 7241-1, Series A The indicated pressure ratings only apply to the coupling itself and depend on the connection type. 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-IA-06 QRC-IA-10 QRC-IA-12 QRC-IA-19 QRC-IA-25 QRC-IA-31 QRC-IA-38 QRC-IA-51 0,1 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