80 www.stauff.com/5/en/#80 IB Catalogue 5 § Edition 03/2024 STAUFF Push-to-Connect Couplings Series IB § Brass 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 IB-06 1 1/4" 6,3 18 4.76 160 2321 640 9282 600 8702 600 8702 1 .0338 IB-10 2 3/8" 10 34,5 9.11 160 2321 640 9282 640 9282 640 9282 2,4 .0812 IB-12 3 1/2" 12,5 67,5 17.83 160 2321 640 9282 640 9282 600 8702 3,9 .1319 IB-19 4 3/4" 19 (20) 159 42.00 125 1813 500 7252 500 7252 500 7252 11 .3720 IB-25 6 1" 25 283 74.76 100 1450 400 5802 400 5802 400 5802 19 .6425 IB-38 8 1 1/2'' 38 513 135.52 63 914 250 3626 250 3626 250 3626 95 3.32 IB-51 9 2" 51 788 208.17 50 725 200 2901 200 2901 200 2901 170 5.95 Technical Data Material Brass Surface Finishing - Standard Seal Material(s) FKM (Viton®) 2 Working Temperature -25° C ... +200° C / -13° F ... +392° F Valve Design Poppet Valve Connection Push and actuate Push Sleeve Disconnection Actuate Push Sleeve Connect Under Pressure not allowed Application Industrial Hydraulic ISO Interchange Up to DN 25 according to ISO 7241-1, Series B The indicated pressure ratings only apply to the coupling itself and depend on the connection type. 2Alternative seal materials are available on request. 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 mm2 /s (28,8 - 35,2 cSt) and are only valid for components with non-reducing connections. QRC-IB- 03…W69 QRC-IB- 06…W69 QRC-IB- 10…W69 QRC-IB- 12…W69 QRC-IB- 19…W69 QRC-IB- 25…W69 QRC-IB- 38…W69 QRC-IB- 51…W69 0,1 1 10 100 1000 0,1 1 10 Q [l/min] Δp [bar] 26,42 Q [US GPM/min] Δp [PSI] 264,17 2,64 .26 1.45 14.50 145.04
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