Hollow Piston Rod for Hydraulic CylinderProduct SpecificationMaterial of Chrome Hydraulic Cylinder RodSAE1035/SAE1045Specifications of Chrome Hydraulic Cylinder Rod6 ~ 50Length of Chrome Hydraulic Cylinder Rod80-700mmStraightness of Chrome Hydraulic Cylinder RodAccording to DrawingRoundness of Chrome Hydraulic Cylinder RodAccording to DrawingCylindricity of Chrome Hydraulic Cylinder RodAccording to DrawingConcentricity of Chrome Hydraulic Cylinder RodAccording to DrawingMachining Accuracy of Chrome Hydraulic Cylinder RodISO 2768-1-fSurface Roughness of Chrome Hydraulic Cylinder RodRa0.1 or Less Than Rz0.8Surface Treatment HardnessHRC30~HRC60Quench Degress of Chrome Hydraulic Cylinder Rod0.7-1.5Surface Treatment of Chrome Hydraulic Cylinder RodPlated Chrome or NickelPlating Chrome Thickness of Piston RodAccording to user requirementElectroplating Hardness of Piston RodHV800-1200Salt Spray of Chrome Hydraulic Cylinder Rod48hrs - 120hours(Chromed)CertificateTS16949Chemical CompositionMaterialC%Mn%Si%S%P%V%Cr%Ck450.42-0.500.50-0.800.040.0350.035ST520.221.60.550.0350.0420MnV60.16-0.221.30-1.700.10-0.500.0350.0350.10-0.2042CrMo40.38-0.450.60-0.900.15-0.400.030.030.90-1.2040Cr0.37-0.450.50-0.800.17-0.370.80-1.10Product ProcessingPacking & ShippingAbout Us Website:http://www.leonhydraulic.com