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Premium Chrome Piston Rods &
Hollow Steel Solutions

High-strength, precision-engineered piston rods for hydraulic, pneumatic, and industrial machinery. ISO-certified, corrosion-resistant, and custom-built to your specifications.

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About Jiangsu New Heyi Machinery

A leading manufacturer of high-performance chrome piston rods and precision steel components based in China. With strict quality control, advanced machinery, and a professional R&D team, we deliver reliable solutions for global industrial applications.

Trusted Quality & Innovation

  • ISO 9001:2008 Certified Manufacturing
  • In-house Quality Control Lab & Testing
  • RoHS Compliant & Environmentally Safe
  • Custom Design & Development Support
  • Diameter Range: 6mm – 1000mm
  • Lengths up to 8 meters
Precision Hardened Steel Shaft 42CrMo Pneumatic Piston Rod

Our Product Range

Explore our full line of high-performance piston rods, precision shafts, and custom steel components engineered for durability, precision, and corrosion resistance.

Hydraulic Cylinder Rod

Hydraulic Cylinder Rod

Hard chrome plated, precision ground, ISO F7 tolerance, Ra 0.2 surface finish.

  • Material: CK45, 42CrMo4
  • Diameter: 25–250mm
  • Chrome Thickness: 20–30μm
  • Length: 1m – 8m
Custom Tie Rod

Custom Tie Rod

High-tensile strength, corrosion-resistant, fully customizable dimensions.

  • Material: CK45, 40Cr, 42CrMo
  • Diameter: 6mm – 1000mm
  • Finish: Hard Chrome Plated
  • Application: Industrial, Hydraulic
42CrMo4 Chrome Piston Rod

42CrMo4 Chrome Piston Rod

Corrosion-resistant, high tensile strength, precision-ground finish.

  • Material: 42CrMo4
  • Chrome Thickness: 15–30μm
  • Tolerance: ISO F7
  • Surface: Ra ≤ 0.2
Hollow Piston Rod

Hollow Piston Rod

Seamless construction, high strength-to-weight ratio, ideal for hydraulic systems.

  • Material: CK45, 42CrMo4
  • Diameter: 35–140mm
  • Wall Thickness: Custom
  • Finish: Hard Chrome Plated
Induction Hardened Rod

Induction Hardened Rod

Tempered for high yield strength, wear resistance, and fatigue endurance.

  • Material: CK45, Micro Alloy Steel
  • Diameter: 6mm – 1000mm
  • Hardness: HRC 45–55
  • Length: Up to 8m
Pneumatic Piston Rod

Pneumatic Piston Rod

Precision-ground, hard chrome plated, optimized for pneumatic cylinder use.

  • Material: 42CrMo, CK45
  • Surface Finish: Ra 0.2
  • Tolerance: F7
  • Chrome: 20–30μm

Honed Tube

Precision honed for ultra-smooth internal surface, ideal for hydraulic cylinders.

  • Material: ST52, 20MnV6
  • Diameter: Custom
  • Surface: Ra ≤ 0.4
  • Length: 1m – 8m

Precision Steel Shaft

Micro-alloy steel, induction hardened, ground to tight tolerances.

  • Material: HY4520, HY4700
  • Structure: Ferrite + Pearlite
  • Tolerance: ISO F7
  • Application: Heavy Machinery
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Why Choose Us?

We combine advanced engineering, rigorous quality control, and customer-focused service to deliver superior piston rod solutions.

High Quality

ISO-certified, RoHS compliant, with strict quality control and in-house testing lab.

Advanced Manufacturing

Automated production lines, precision grinding, and hard chrome plating technology.

Custom Development

In-house design team ready to co-develop solutions tailored to your needs.

100% Service

Flexible packaging, global shipping (FOB, CIF, DDP), and responsive support.

6mm – 1000mm
Diameter Range
1m – 8m
Max Length
20–30μm
Chrome Thickness
ISO 9001
Quality Certified

Frequently Asked Questions

What materials do you use for piston rods?

We use CK45, 42CrMo, 42CrMo4, 40Cr, ST52, 20MnV6, and micro-alloy steels like HY4520/HY4700 depending on application requirements.

What is the standard chrome thickness?

Standard hard chrome plating is 20–30 microns, but we can customize based on your needs.

Can you produce custom sizes?

Yes, we offer full customization for diameter (6mm–1000mm), length (up to 8m), and mechanical properties.

Do you provide samples?

Yes, we can provide samples upon request. Contact us for details.

Get in Touch

For quotes, technical support, or custom development, contact our team today.

Contact Information

Miss. Patty

[email protected]

8613921505262

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