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Automotive CV joint hardness testing insight

Learn how to ensure reliable hardness test results on surface-hardened CV joints for the automotive industry. Our application specialists outline a reproducible metallographic method, from precision cutting to final hardness testing.

Product & technical referenceStruersMetrology & quality control

Technical profile

Manufacturer / publisherStruers
LanguageEnglish
CategoryMetrology & quality control
Updated2026-10-17
Struers published content
Source: https://www.struers.com/en/automotive/cv-joint · Original publication: 2025-11-12. Manufacturer claims and terminology are reproduced as source material.Explore Materials & applications ↗

CV JOINT CHALLENGE

Learn how automated and reproducible processes bring reliable and fast hardness test results for a surface hardened CV joint.

CV JOINT CHALLENGE
CV JOINT CHALLENGE

Solution

A reliable, fast and reproducible process of smart clamping, semi-automated grinding and polishing as well as fully automated hardness testing on especially the  spline and ball tracks was developed consisting of:

  • Precision cutting with Axitom-5 and smart clamping setup to avoid pinching of cut-off wheel
  • A semi-automated and mechanical 4-step grinding and polishing process with AbraPol-30 to prepare surface for hardness testing
  • A fully automated CHD-measurement of 15 indentations with Duramin-40AC1

Tell us who you are and you may download a materialographic solution report of one of our many method solutions. Please don’t hesitate to contact us if you have a specific problem that you would like us to help you with.

See the solution

Automotive CV joint hardness testing insight | Struers.com

Learn how to ensure reliable hardness test results on surface-hardened CV joints for the automotive industry. Our application specialists outline a reproducible metallographic method, from precision cutting to final hardness testing.

Files & downloads

cv-joint-materialographic-solution-report-jp.pdf ↓ cv-joint-materialographic-solution-report.pdf ↓ cv-joint-materialographic-solution-report-cn.pdf ↓

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