130 www.stauff.com/5/en/#130 HS Catalogue 5 § Edition 03/2024 STAUFF Screw-to-Connect Couplings Series HS § Stainless 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 1 1/4" 6,3 17 4.49 300 4351 1200 17405 1200 17405 1200 17405 0,8 .0271 HS-10 2 3/8" 10 30 7.93 250 3626 2400 34809 1600 23206 1450 21031 1,9 .0642 HS-12 3 1/2" 12,5 80 21.13 250 3626 2150 31183 1420 20595 1350 19580 2,7 .0913 HS-19 4 3/4" 19 (20) 190 50.19 150 2176 1400 20305 1100 15954 700 10153 9,3 .3145 HS-25 6 1" 25 280 73.97 150 2176 1350 19580 1100 15954 800 11603 16 .5410 HS-38 8 1 1/2'' 38 350 92.46 100 1450 400 5802 400 5802 400 5802 30 10.144 Material Stainless Steel V4A (AISI 316) Surface Finishing - Standard Seal Material(s) FKM (Viton®) 2 Working Temperature -25° C ... +200° C / -13° F ... +392° 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 Agricultural and Forestry Machinery, Construction Machinery, Industrial Hydraulic ISO Interchange ISO 14541 (BG 1-6) The indicated pressure ratings only apply to the coupling itself and depend on the connection type. 2Alternative seal materials are available on request. Technical Data Flow Characteristics QRC-HS-06…W5 QRC-HS-10…W5 QRC-HS-12…W5 QRC-HS-19…W5 QRC-HS-25…W5 QRC-HS-38…W5 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 mm2 /s (28,8 - 35,2 cSt) and are only valid for components with non-reducing connections.
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