Induction-hardened chrome-plated bars
Induction-hardened and chrome-plated bars with increased wear resistance for heavily loaded hydraulic cylinders in C45, 20MnV6, and 42CrMo4 grades.

Technical specifications
| Parameter | Specification |
|---|---|
| Dimension range | Ø6 – Ø216 mm |
| Diameter tolerance | ISO f7 |
| Surface hardness | ≥ 55 HRC (induction hardened layer) |
| Hardened depth | min 1.0 mm |
| Roughness | Ra ≤ 0.20 μm |
| Chrome layer | <20 mm: min 15 μm; >20 mm: min 20 μm |
| Chrome hardness | ≥ 900 HV0.1 |
| Steel grades | C45, 20MnV6, 42CrMo4 |
Applications
- Heavily loaded hydraulic cylinders
- Piston rods with increased wear resistance
- Industrial pneumatic cylinders
Catalogues and files
Questions about Induction-hardened chrome-plated bars
Short answers on applications, RFQ inputs, cut-to-length service, and recurring supply.
Where is Induction-hardened chrome-plated bars used?
Typical applications for Induction-hardened chrome-plated bars include Heavily loaded hydraulic cylinders, Piston rods with increased wear resistance, and Industrial pneumatic cylinders. Induction-hardened and chrome-plated bars with increased wear resistance for heavily loaded hydraulic cylinders in C45, 20MnV6, and 42CrMo4 grades.
What should an RFQ for Induction-hardened chrome-plated bars include?
Include the required dimensions, length, quantity, grade or standard, surface requirements, tolerance requirements, and whether the material should be supplied cut to length or in stock lengths.
Can Induction-hardened chrome-plated bars be supplied cut to length?
Yes. Max Metal can support customer-specific cutting of tubes and bars through the AMADA machine setup in the Plovdiv distribution center, subject to the requested dimensions and execution.
Can Max Metal support recurring supply of Induction-hardened chrome-plated bars?
Yes. When the application requires repeated deliveries, Max Metal can combine stock availability, covered storage, and coordinated deliveries to support recurring production programs.
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