Precision 90 mm piston rod engineered for hydraulic and pneumatic cylinder applications. Designed as a direct replacement or OEM component for industrial machinery, mobile hydraulics, presses, and pneumatic actuators. Offers high dimensional accuracy and a hard chrome surface finish to reduce wear, extend seal life, and resist corrosion in heavy-duty service.

Key specifications

• Nominal diameter: 90 mm
• Materials: CK45 / 40Cr / 42CrMo4 / ST52 / stainless options available
• Surface: precision ground + hard chrome plating
• Chrome thickness: typically 15–30 μm (commonly specified 20–30 μm)
• Surface roughness: Ra ≤ 0.2 μm
• Tolerance: ISO f7 (diameter)
• Straightness: ≤ 0.2 mm/m
• Surface hardness: up to ~850–1150 HV (depending on treatment)
• Standard lengths: customizable (typical raw lengths 1–3 m or per order)

Specifications based on common industry supply and chrome-plated piston rod standards; consult supplier for exact material certificates and dimensional tolerances.

Benefits & suitability

High-wear, corrosion-resistant finish prolongs seal life and reduces maintenance downtime. Ideal for applications requiring precision guidance, low friction, and durability — including hydraulic cylinders, pneumatic cylinders, shock absorbers, and industrial actuators.