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CK45 Chrome Plated Rod Quenched and Tempered(HRC 25-32)

The CK45 Chrome Plated Rod Quenched and Tempered (HRC 25–32) is engineered for hydraulic cylinders requiring superior toughness, moderate hardness, and enhanced wear resistance. Manufactured from premium CK45 carbon steel, it undergoes quenching and tempering to achieve stable mechanical strength and is finished with precision chrome plating for excellent corrosion resistance and smooth performance in demanding hydraulic applications.

  • Model:Q + T

  • Brand:EAST AI

  • Material:CK45

  • Length:Max. 15m

  • ID Tolerance:f7/f8/g6,etc

  • Straightness:≤0.2/1000 mm

  • Application:Hydraulic cylinders for mobile equipment, industrial machinery, and heavy-duty systems

  • Packing:Anti rust oil to be spread on rod surface and each rod to be packed in paper roll and then in wooden case,can be customised according to customer requirements

  • Roughness:≤0.2u

Product Description

Advantages of CK45 Chrome Plated Rod Quenched and Tempered

Enhanced Strength & Toughness 

Quenched and tempered to HRC 25–32 for balanced hardness and durability.

Corrosion Protection

Thick chrome plating ensures long-term resistance against rust and environmental exposure.

Excellent Surface Finish

Smooth and uniform plating reduces friction, extending seal and cylinder service life.

Reliable Mechanical Properties

CK45 steel guarantees stable tensile strength and consistent machinability.

Wide Compatibility

Ideal for hydraulic cylinders, pneumatic cylinders, and precision machinery.

Extended Lifespan

Reduced wear and improved fatigue resistance under continuous heavy-duty use.


 Production Process of CK45 Chrome Plated Rod Quenched and Tempered


  1. Raw Material Selection 

    CK45 carbon steel sourced with precise chemical composition control.


  2. Cutting & Straightening

    Initial shaping and straightening to achieve dimensional accuracy.


  3. Quenching & Tempering

    Heat treatment process achieves HRC 25–32 hardness with balanced toughness.


  4. Precision Grinding

    Achieves tight diameter tolerance and smooth finish.


  5. Chrome Plating

    Uniform plating layer provides corrosion resistance and surface hardness.


  6. Polishing & Inspection

    Final polishing ensures surface roughness within Ra 0.2–0.4 μm.


  7. Final Quality Check

    Straightness, hardness, plating thickness, and microstructure testing before packing.


Application Fields of CK45 Chrome Plated Rod Quenched and Tempered

Hydraulic Cylinders

Used in construction machinery, agricultural equipment, and lifting systems.

Pneumatic Cylinders

Provides smooth operation with long seal life.

Industrial Machinery

Ideal for machine tools, presses, and automation systems.

Material Handling Equipment

Ensures strength and durability for forklifts and lifting platforms.

Mining & Heavy Equipment

Withstands harsh environments with reliability.


Factory Inventory

We maintain a large stock of CK45 Chrome Plated Rods in various diameters and lengths to ensure fast delivery. With flexible customization options, we serve distributors, stockists, and engineering companies worldwide. Bulk orders are supported with short lead times.


Quality Inspection of CK45 Chrome Plated Rod Quenched and Tempered


Hardness Testing


Ensures HRC 25–32 uniformity after heat treatment.


Salt Spray Test


Verifies corrosion resistance of chrome plating.


Surface Roughness Test


Confirms smooth finish for sealing performance.


Straightness Check


Precision measurement guarantees easy cylinder assembly.


Plating Thickness Measurement


Ensures consistent protection layer across the rod.


Certifications

Our CK45 Chrome Plated Rods are produced under strict quality systems and certified by:


ISO 9001:2015


Quality Management System


GL Approval of Material Manufacturers (AMM)


Verified material compliance


SGS & Third-Party Tests


Independent inspection reports available


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