EAST AI Hydraulic Manufacturer​

Since 2006

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EAST AI Hydraulic  Manufacturer

Since 2006

4140 Hollow ID Not Honed Chrome Plated Rod

4140 Hollow ID
4140 Hollow ID

4140 Hollow ID Not Honed Chrome Plated Rod

Discover our premium 4140 Hollow ID Not Honed Chrome Plated Rod, crafted from high-strength SAE 4140 alloy steel for superior durability and corrosion resistance. Ideal for distributors, inventory holders, and engineering firms, this rod excels in hydraulic cylinders, heavy machinery, and automotive applications. With a precision-ground surface, 20–100 micron chrome plating, and customizable sizes (6mm–800mm), it ensures reliable performance in demanding environments.
  • Brand： EAST AI
  • Material： 4140
  • 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 Category
Product Description

 

Advantages of 4140 Hollow ID Not Honed Chrome Plated Rod

High strength and durability thanks to 4140 alloy steel.

Corrosion resistance from chrome-plated surface.

Lightweight structure due to hollow ID design.

Cost-effective alternative to solid piston rods.

Customizable sizes for different applications.

 

4140 Hollow ID Not Honed Chrome Plated Rod Product Parameters

Parameter Specification
Material 4140 Alloy Steel
Hardness HRC 15–62
Length Up to 15 meters or customized
Surface Roughness Ra ≤ 0.2μ
Straightness ≤ 0.2/1000mm
Surface Finish Chrome Plated, Mirror-like Surface

 

Applications of 4140 Hollow ID Not Honed Chrome Plated Rod

The 4140 Hollow ID Not Honed Chrome Plated Rod is widely used in:

Hydraulic cylinder piston rods

Construction and mining equipment

Agricultural machinery

Lifting and material handling systems

Marine and offshore engineering

General industrial machinery

Applications of Chrome Plated Rod

 

4140 Hollow ID Not Honed Chrome Plated Rod Production Process

Our factory follows strict procedures to ensure consistent quality:

  1. Raw Material Selection

    4140 alloy steel with strict inspection.

  2. Cold Drawing & Heat Treatment

    to enhance mechanical properties.

  3.  

    Turning & Grinding

    achieving precise dimensions.

  4.  

    Chrome Plating

    providing corrosion resistance.

  5. Quality Testing

    hardness, straightness, and surface roughness checks.

Chrome Plated Rod Production Process

 

4140 Hollow ID Not Honed Chrome Plated Rod Factory Strength

Over 18 years of experience in hydraulic components.

Advanced production machines: skiving & roller burnishing, grinding, plating.

Strict quality control with international standards.

Large inventory capacity to meet urgent demands.

Global supply network for distributors, stockists, and engineering companies.

 

factory equipment

 

Certificates for 4140 Hollow ID Not Honed Chrome Plated Rod

ISO 9001 Quality Management

SGS Inspection Approval

GL (Germanischer Lloyd) Certification

In-house salt spray and hardness test reports

 

certificate

 

4140 Hollow ID Not Honed Chrome Plated Rod – Product Details

Each rod features:

Smooth high-polish chrome surface for minimal friction

Hollow internal design for weight reduction

Precision tolerance ensuring compatibility with hydraulic cylinders

Corrosion and wear resistance for long-term reliability

 

4140 Hollow ID Not Honed Chrome Plated Rod – Quality Inspection

The 4140 Hollow ID Not Honed Chrome Plated Rod undergoes rigorous quality inspection to ensure each product meets international standards and delivers reliable performance in hydraulic applications. Our quality control process guarantees consistency in hardness, diameter, straightness, and surface finish, providing confidence for distributors, stockists, and engineering companies.

Quality Inspection Process:

  1. Raw Material Testing

    Chemical composition and mechanical properties of 4140 steel are verified before production.

  2. Diameter & Tolerance Check

    Precision measurement tools ensure H8~H10 tolerance compliance.

  3.  

    Surface Roughness Inspection

    Ra ≤ 0.2 µm is confirmed using advanced profilometers.

  4.  

    Straightness Control

    Rod straightness is measured, ensuring ≤0.2 mm per 1000 mm standard.

  5.  

    Hard Chrome Plating Verification

    Thickness, adhesion, and uniformity of chrome layer are tested.

  6.  

    Final Dimensional Check

    Length, hollow ID, and overall geometry are inspected for custom orders.

Chromed Rod Quality Inspection Process

 

Contact & Inquiry

For distributors, stockists, and engineering contractors seeking 4140 Hollow ID Not Honed Chrome Plated Rod, please contact us to discuss availability, specifications, and pricing. Our team is ready to provide detailed technical support, fast delivery, and customized solutions to meet your hydraulic system requirements.