The latest active version is , which updated previous versions like G99-17 and G99-05. Core Test Principles
ASTM G99, formally titled "Standard Test Method for Wear Testing with a Pin-on-Disk Apparatus," is a globally recognized protocol published by ASTM International. It describes a procedure where a stationary pin (with a spherical, flat, or hemispherical tip) is pressed against a rotating disk at a specific load, speed, and temperature. astm g99 pdf
The ASTM G99 PDF can be obtained directly from the ASTM International website or through other document repositories. While ASTM offers the option to purchase and download individual standards, including G99, there are also subscription-based services that provide access to a vast library of ASTM standards. The latest active version is , which updated