600 SERIES SINGLE ACTING DISPLACEMENT HYDRAULIC CYLINDER/RAM CHARACTERISTICS− Maximum working pressure: 200 bar− Maximum testing pressure: 300 bar− Maximum working speed: 0.5 m/s− Working temperature: -30 ºC to +90 ºC.− Oil: mineral hydraulic. MATERIALS- Rod: chrome plated steel F-1140, minimum chrome layer thickness 20 micron, roughness Ra <0,2, minimum surface hardness 900 HV, corrosion resistance minimum 200 hours in neutral saline fog according to ISO9227 rating 9.- Tube: steel ST-52-3, DIN 2393, inside diameter tolerance ISO H9, roughness Ra <0,8 micron.- Guide-bushing: steel F-1140 nitrated (nitride hardening)- Piston: steel F-1140. SEALS Guide-bushing:- Dynamic: compact polyurethane rod-seal, double lip. NBR metal wiper seal.- Static: NBR 90 shore O-ring. Piston:- .
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