Product Description
Short Description
A hard chrome plated rod is a steel piston rod coated with a thin layer of chromium to improve surface hardness, corrosion resistance, and wear life. Its a critical part of hydraulic cylinders, ensuring smooth sealing and long service life.
Typical Specifications
Base Material: Medium carbon steel (e.g., C45, 1045, 4140)
Chrome Thickness: 2050 microns (0.020.05 mm)
Surface Hardness: 8501100 HV (Vickers)
Surface Finish (Roughness): Ra 0.20.4 m
Diameter Range: 10 mm to 500+ mm
Straightness: 0.2 mm per meter
Corrosion Resistance: 100200+ hours salt spray (varies by quality)
Tolerance: Typically f7 or better (precision ground)
Key Benefits
High wear resistance
Smooth surface for seal longevity
Corrosion protection
Reduced friction and improved efficiency
Precision Engineering Meets DurabilityOur hard chrome plated rods offer immaculate precision with custom diameters, lengths, and tolerances. Designed with advanced chrome plating techniques and high-grade steel, these rods deliver strength and reliability for a range of industrial applications. Manufactured to meet DIN and ISO standards, they ensure precise fit and performance.
Surface Excellence for Maximum PerformanceWith a mirror-polished finish and a surface roughness as low as Ra 0.2 m, our rods optimize efficiency by minimizing friction. The high hardness and uniform chrome layer provide outstanding wear and corrosion resistance, extending service life in demanding environments.
Versatile Applications and Custom SolutionsWhether you need rods for hydraulic cylinders, pneumatic systems, or custom machinery, our solutions are tailored to your specifications. Choose from a variety of end fittings, mounting options, and accessories to suit your unique operational requirements. Safe, protective packaging ensures product integrity during transit.
FAQ's of Hard chrome plated rod:
Q: How are hard chrome plated rods manufactured?
A: Hard chrome plated rods are crafted from high-grade steel such as CK45 or EN8 and undergo precision grinding. After achieving the desired straightness and dimensions, a uniform chrome layer (20-30 microns) is electroplated, then polished to a mirror finish, ensuring excellent surface resistance and mechanical strength.
Q: What are the primary benefits of using hard chrome plated rods in hydraulic and pneumatic systems?
A: These rods reduce friction due to their smooth, polished surface (Ra 0.2 m or better), ensuring efficient operation. The corrosion and wear resistance provided by their hard chrome plating (HRC 60-70) allow them to withstand high pressures and demanding conditions, increasing system longevity and reliability.
Q: When is it necessary to opt for custom diameters or lengths?
A: Custom diameters (6 mm to 200 mm) and lengths (up to 6 meters) are typically chosen when the application requires specific dimensions not covered by standard sizes, ensuring optimal fit and performance in specialized systems or equipment.
Q: Where are hard chrome plated rods commonly used?
A: These rods are widely installed in hydraulic and pneumatic cylinders, construction equipment, and various industrial machines where high mechanical strength, precise fitment, and efficient movement are crucial.
Q: What is the process for ensuring corrosion and wear resistance?
A: Rods are subjected to uniform chrome plating, achieving a thickness of 20-30 microns. The chrome layer, along with a polished finish, creates a robust barrier that resists corrosion and wear, protecting the steel core in harsh environments.
Q: How do the packaging methods ensure safe delivery?
A: Rods are wrapped in rust-proof paper and secured in sturdy wooden crates or boxes. This packaging guards against moisture, physical impact, and contamination during transit, ensuring the rods arrive in pristine condition.
Q: What are the advantages of choosing rods manufactured to DIN and ISO standards?
A: Manufacturing to DIN and ISO standards guarantees consistency, interchangeability, and adherence to rigorous quality benchmarks, offering peace of mind regarding product reliability and performance.