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Hard Chrome Bar / Hard Chrome Plated Rod / Chrome Steel Bar Hard Chrome Bar / Hard Chrome Plated Rod / Chrome Steel Bar Hard Chrome Bar / Hard Chrome Plated Rod / Chrome Steel Bar Hard Chrome Bar / Hard Chrome Plated Rod / Chrome Steel Bar Hard Chrome Bar / Hard Chrome Plated Rod / Chrome Steel Bar

Hard Chrome Bar / Hard Chrome Plated Rod / Chrome Steel Bar

2000.0 INR/Set
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Product Details:

  • Type Hard Chrome Plated Rod / Bar
  • Length 1 Meter to 6 Meter (Custom Lengths Available)
  • Specific Use Cylinder Rod, Piston Rod, Machine Parts
  • Material Chrome Steel
  • Diameter 6mm to 200mm
  • Technique Cold Drawn, Polished, Ground, Hard Chrome Plated
  • Finish Hard Chrome Plated, Mirror Finishing
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Hard Chrome Bar / Hard Chrome Plated Rod / Chrome Steel Bar Price And Quantity

  • 2000.0 INR/Set
  • 1 Set

Hard Chrome Bar / Hard Chrome Plated Rod / Chrome Steel Bar Product Specifications

  • f7, g6, h8 or as required
  • Hardened, Precisely Polished
  • ASTM, JIS, DIN, GB
  • CK45, EN8D, SAE1045, ST52, 42CrMo4, S45C
  • Hydraulic and Pneumatic Cylinder, Machinery, Automotive, Industrial Equipment
  • 6mm to 200mm
  • Chrome Steel
  • 1 Meter to 6 Meter (Custom Lengths Available)
  • Cylinder Rod, Piston Rod, Machine Parts
  • Hard Chrome Plated Rod / Bar
  • Hard Chrome Plated, Mirror Finishing
  • Cold Drawn, Polished, Ground, Hard Chrome Plated
  • 1 Piece
  • 0.2mm/m
  • Excellent due to hard chrome layer
  • 0.2 m
  • 610 MPa (for CK45)
  • 15-30 micron (customizable)
  • 355 MPa (for CK45)
  • Seaworthy Wooden Cases or as required
  • 750-1100 HV (Vickers Hardness)

Product Description

Hard Chrome Plated Steel Bars, Rods, and Shafting (commonly manufactured using AISI 1045, AISI 4140, or 20MnV6 base materials).

Technical Specifications & Chrome Layer Properties

Parameter Standard Specification / Value
Base Material Options AISI 1045 / C45E, AISI 4140 / 42CrMo4, 20MnV6, ST52 / E355
Chrome Layer Thickness 20 m to 30 m (Standard), up to 50 m (Heavy Duty)
Chrome Layer Hardness 850 - 1150 HV0.1 (65 - 72 HRC)
Surface Roughness (Ra) Max 0.2 m (Ra 0.10 - 0.20 m standard)
Diameter Tolerance ISO f7, f8, h7, h8
Straightness Tolerance Max 0.2 mm / 1000 mm
Corrosion Resistance (Salt Spray) NSS ISO 9227: 120 hours to 500 hours (Rating 9 - 10)
Base Material Delivery Condition Cold Drawn, Normalized, Quenched & Tempered (Q+T), or Induction Hardened

Base Material Chemical Composition Comparison

Base Grade Carbon (C) Manganese (Mn) Silicon (Si) Chromium (Cr) Molybdenum (Mo)
AISI 1045 (C45) 0.42 - 0.50 0.60 - 0.90 0.15 - 0.35 - -
AISI 4140 (42CrMo4) 0.38 - 0.45 0.60 - 0.90 0.15 - 0.35 0.90 - 1.20 0.15 - 0.30
20MnV6 0.16 - 0.22 1.30 - 1.70 0.10 - 0.50 - -

Mechanical Properties by Base Steel Grade

Base Grade Yield Strength (MPa) Tensile Strength (MPa) Elongation (%) Core Hardness (HB)
AISI 1045 (Normalized / Drawn) Min 350 600 - 750 Min 14 180 - 230
AISI 4140 (Q+T) Min 650 850 - 1000 Min 12 260 - 320
20MnV6 (Cold Drawn) Min 450 600 - 750 Min 12 180 - 230

Supply Range & Dimensional Availability

Parameter Standard Dimension Range
Diameter Range (Metric) 6 mm to 200 mm
Diameter Range (Imperial) 1/4 inch to 8 inches
Standard Stock Lengths 3000 mm to 7500 mm (or custom cut-to-length)
Surface Finish Types Hard Chrome Plated, Induction Hardened Chrome Plated, Double Chrome Plated
Induction Hardening Depth 1.0 mm to 3.5 mm (where applicable, surface hardness 54 - 60 HRC)

International Standard Cross-Reference

Country / Standard System Base Steel Equivalent Plating Standard
USA (AISI / ASTM) AISI 1045 / AISI 4140 ASTM B177 / ASTM B650
Germany (DIN / WNr) C45E (1.1191) / 42CrMo4 (1.7225) DIN 17200 / ISO 6158
European Union (EN) EN 10083 C45E / 42CrMo4 EN ISO 1456
Japan (JIS) S45C / SCM440 JIS H8615
International (ISO) ISO 683-1 C45 / 42CrMo4 ISO 6158

Key Applications for Hard Chrome Bars & Rods

  • Hydraulic & Pneumatic Systems: Hydraulic cylinder piston rods, telescopic rams, pneumatic cylinder shafts, and fluid power actuators.

  • Heavy Machinery & Construction: Excavator boom cylinders, crane lifting rods, dump truck hoist cylinders, and agricultural loader rods.

  • Industrial Automation & Plastics: Injection molding tie bars, guide rods, press columns, liner shafts, and linear motion shafts.

  • Automotive & Marine: Shock absorber shafts, steering damper rods, tilt cylinders, and marine winch shafts.



Precision Engineering for Industrial Excellence

Each hard chrome bar undergoes rigorous processes including cold drawing, polishing, grinding, and hard chrome plating. This ensures high mechanical strength (yield strength: 355 MPa, tensile strength: 610 MPa for CK45) and consistent quality, tailored for critical applications in machinery, hydraulics, and automotive sectors.


Superior Durability and Corrosion Resistance

The hard chrome layer provides both excellent corrosion resistance and a robust, mirror-finish surface. This maximizes the life expectancy and reduces maintenance needs in harsh operating environments-making these rods ideal for use in demanding settings.

FAQ's of Hard Chrome Bar / Hard Chrome Plated Rod / Chrome Steel Bar:


Q: How is the straightness of the hard chrome plated rod maintained during manufacturing?

A: We achieve a straightness of 0.2mm/m through precise cold drawing, grinding, and advanced polishing techniques, ensuring that each rod meets stringent industrial requirements and performs reliably in applications demanding high alignment and accuracy.

Q: What types of applications are these hard chrome bars suitable for?

A: These bars are commonly used as cylinder rods, piston rods, and key machine parts in hydraulic and pneumatic cylinders, automotive systems, industrial equipment, and heavy machinery, where both strength and surface integrity are essential.

Q: When should I consider a custom chrome layer thickness for my application?

A: Custom chrome thickness (15-30 microns) should be selected based on the operational environment and abrasion resistance needs-thicker coatings offer increased durability for highly abrasive or corrosive contexts.

Q: Where are these chrome steel bars typically supplied from and to?

A: We supply these chrome bars across India, serving clients as dealers, exporters, fabricators, manufacturers, producers, retailers, suppliers, and traders. They are packaged in seaworthy wooden cases to ensure safe nationwide and international delivery.

Q: What is the process used to achieve the hard chrome plating and mirror finish?

A: The process involves cold drawing the steel, precision grinding and polishing, followed by hard chrome electroplating, which provides a mirror-like finish, high wear resistance, and excellent hardness on the surface.

Q: How does the hard chrome layer benefit my hydraulic cylinder or machine component?

A: The hard chrome layer significantly enhances wear and corrosion resistance, improves surface hardness (750-1100 HV), and decreases friction, thereby extending component life and reducing maintenance needs in rigorous industrial applications.

Q: What are the available sizes and minimum order quantity for these chrome plated rods?

A: We offer chrome plated rods in diameters ranging from 6mm to 200mm and lengths from 1 to 6 meters, with custom sizes available. The minimum order quantity is one piece, making it convenient for customized or small-scale requirements.

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