Product description
Car shock absorber chard chrome plated hydraulic piston rod 1, Material: According to user requirements (SAE1035/SAE1045/SAE5140) 2, Specifications: Φ 4 ~ Φ 403, Length: 30-10004, Straightness: 0.02x2505, Roundness: 0.0056, Cylindricity: 0.017, Concentricity: 0.048, Machining accuracy: ISO 2768-1-f9, Surface roughness: Rz0.2~0.4 / Ra0.110, Induction hardness: HRC35~HRC5111, Case depth: 0.4~1.512, Axis hardness: HB220~28013, Availability status: Chromed14, Thickness of chromed: According to user requirements (5~40um)15, Hardness: 900Hv(100gm)16, Cracks: 30 ~ 60/mm17, Salt spray: 48hrs no. 9~500hrs no. 8