Astm E83 Pdf [updated] Info

State whether measurements are recorded in SI units or US customary units. 2. Verification Apparatus & Traceability

: The most recent revision, E83-23 , includes critical updates for modern testing, such as Annex A1 , which specifically addresses the verification of optical (non-contact) extensometers. Why You Can't Just Find a "Free" PDF astm e83 pdf

An extensometer verified under ISO 9513 is not automatically compliant with ASTM E83, and vice versa. If your lab uses both standards, you must verify the device twice. State whether measurements are recorded in SI units

The primary purpose of this standard is not to dictate how to use an extensometer, but rather to ensure that the device is accurate enough for the specific material testing application. It provides a standardized method to calibrate the device and assign it a specific "Class" based on its precision. Why You Can't Just Find a "Free" PDF