ASTM D4172 (Four-Ball Wear) Overview

High-level reference for ASTM D4172 four-ball wear testing (overview only).

This page provides a neutral standards reference table. Confirm current standard publications for definitive values.

Classification Table

AttributeValue
Standard ASTM D4172
Measures Wear scar diameter under specified load/speed/time
Notes Often used for comparing anti-wear performance; test conditions matter.

Notes & Limitations

  • - Do not treat this page as a substitute for the ASTM standard text.

Sources

  • Manufacturer documentation

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