Parkrimp No-Skive Hose Railway 797RH High Pressure 42,0 MPa Hose layline example 797RH <tab>Hose DN Zoll size mm OD MPa1 psi1 MPa2 psi2 Bend weight 797RH-8 12 1/2 -8 12.7 21.1 42.0 6000 168.0 24000 100 0.67 797RH-10 16 5/8 -10 15.9 23.9 42.0 6000 168.0 24000 115 0.80 797RH-12 19 3/4 -12 19.1 27.9 42.0 6000 168.0 24000 135 1.16 797RH-16 25 1 -16 25.4 35.7 42.0 6000 168.0 24000 165 1.74 Part Number Hose I.D. Hose O.D. Pressure Rating max. working pressure min. burst pressure min. bend radius weight DN Inch Size mm mm MPa psi MPa psi mm kg 797RH No-Skive Compact Spiral™ Fire-retardant cover • 1/2 the bend radius of SAE 100R15 • Constant working pressure of 42.0 MPa • Reduced O.D. and new construction lead to superior flexibility • 1/3 less effort to bend • Weight reduction – up to 26 % • Railway approved: • European Standard EN45545 HL2 for R22 (internal) and R23 (external) • ISO 15540 Primary Applications General high pressure hydraulic circuits for railway applications. Type Approvals Details please find on pages Ab-16 to Ab-19 Applicable Specifications Exceed SAE 100R15 - ISO 3862 Type R15 - ISO 18752-DC Construction Inner tube: Proprietary synthetic rubber Reinforcement: Four spiral high-tensile steel wire Cover: Fire retardant synthetic rubber Temperature Range ............ -40 °C up to +125 °C Exception: Air .................................... max. +70 °C Water ............................... max. +85 °C Recommended Fluids Petroleum base hydraulic fluids and lubricating oils. Wide Compatibility exceeding Column III, with additional chemical resistance, especialy for diesel and biodiesel. Consult the chemical compatibility section on pages Ab-24 to Ab-32 for more detailed information. Fitting Series 77 Replace the hose when any deformation or damage on the hose cover are visible. The combination of high temperature and high pressure could reduce the hose life.
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