CK45 Hydraulic Piston Rod: Engineered for Exceptional Performance and Durability
The CK45 hydraulic piston rod represents a pinnacle of engineering excellence in fluid power systems, combining robust material science with advanced surface technology. Manufactured from CK45 medium-carbon steel—a material renowned for its superior mechanical properties—this piston rod undergoes precision processing to meet the rigorous demands of industrial hydraulic applications. The CK45 hydraulic piston rod is engineered to deliver unmatched reliability, ensuring optimal performance in high-stress environments while extending service life through its exceptional wear and corrosion resistance.
Product Introduction
The CK45 hydraulic piston rod is crafted from CK45 steel (equivalent to AISI 1045 or JIS S45C), a medium-carbon steel known for its balanced composition of strength and machinability . The manufacturing process involves cold drawing, precision grinding, and hard chrome plating, resulting in a rod with a seamless surface finish and consistent dimensional accuracy. The CK45 hydraulic piston rod features a chrome layer thickness of 15–50 microns, a surface hardness of ≥800 HV, and a roughness of Ra ≤ 0.2 μm, ensuring minimal friction and superior seal compatibility . Available in diameters ranging from 6 mm to 320 mm and lengths up to 7.5 meters, the CK45 hydraulic piston rod can be customized to meet specific operational requirements, including tolerance grades of ISO f7 or h8 .
Advantages and Key Features
Exceptional Strength and Durability:
The CK45 hydraulic piston rod achieves a tensile strength of 570–690 N/mm² and a yield strength of 345 N/mm², providing robust resistance to mechanical deformation under high loads . Its hardened substrate, often refined through heat treatment, ensures structural integrity in dynamic applications.
Superior Wear and Corrosion Resistance:
The electroplated hard chrome layer (≥20 microns) on the CK45 hydraulic piston rod delivers a hardness of ≥800 HV, significantly reducing abrasive wear . The dense, non-porous chromium surface also offers excellent protection against moisture, chemicals, and oxidative damage, making it suitable for harsh environments .
Precision Engineering for Optimal Performance:
With a surface roughness of Ra ≤ 0.2 μm and straightness tolerance of ≤0.2 mm/m, the CK45 hydraulic piston rod ensures smooth operation and minimal seal wear . Its precise geometry reduces friction, enhancing efficiency and longevity in hydraulic systems.
Versatility and Customization:
The CK45 hydraulic piston rod can be tailored to specific needs, including customized diameters, lengths, and chrome thicknesses . This adaptability makes it ideal for diverse applications, from industrial machinery to mobile equipment.
Cost-Effectiveness:
By leveraging the balanced properties of CK45 steel, the CK45 hydraulic piston rod offers a cost-efficient solution without compromising performance. Its extended service life reduces downtime and maintenance costs, providing long-term economic benefits .
Application Domains
The CK45 hydraulic piston rod is widely employed in industries requiring reliable linear motion and force transmission:
Hydraulic and Pneumatic Systems: Used in cylinders for construction machinery (e.g., excavators, cranes) and industrial presses, where high pressure and cyclic loading are common .
Agricultural and Mobile Equipment: Ideal for tractors, harvesters, and material handlers, where the CK45 hydraulic piston rod withstands abrasive dust and variable weather conditions .
Manufacturing Automation: Applied in robotic arms, conveyor systems, and injection molding machines to ensure precise movement and durability .
Marine and Offshore Machinery: The corrosion-resistant chrome plating makes the CK45 hydraulic piston rod suitable for shipboard hydraulic systems and port equipment .
Renewable Energy Infrastructure: Supports hydraulic pitch and braking systems in wind turbines, where reliability under extreme loads is critical .
Frequently Asked Questions (FAQ)
Q1: How does the CK45 hydraulic piston rod compare to stainless steel rods?
While stainless steel offers superior corrosion resistance in certain environments, the CK45 hydraulic piston rod provides higher tensile strength and better wear resistance at a lower cost, making it ideal for heavy-duty applications .
Q2: Can the CK45 hydraulic piston rod be refurbished if damaged?
Yes, the thick chrome plating allows for re-grinding and re-plating, extending the rod’s service life. However, severe structural damage may require replacement .
Q3: What certifications and quality standards apply to the CK45 hydraulic piston rod?
Our manufacturing process adheres to international standards, including ISO tolerance grades (e.g., f7, h8) and material specifications per DIN CK45/JIS S45C .
Q4: How does chrome plating enhance the performance of the CK45 hydraulic piston rod?
The hard chrome layer reduces friction, resists abrasion, and prevents corrosion, directly contributing to longer seal life and reduced maintenance .
Q5: Are custom sizes and specifications available?
Absolutely. The CK45 hydraulic piston rod can be produced in non-standard diameters, lengths, and chrome thicknesses to meet unique application needs .
