SRM 2197, Lot LL-198 Low-Energy Charpy V-Notch Specimens (Self-Verification, 2 mm Striker)

Description

NIST self-verification Charpy specimens, such as from lot LL-198 here considered, are used by companies around the world to perform an indirect verification of a Charpy impact machine in accordance with with ASTM E23 and ISO 148-2. Customers test between 5 and 7 samples and compare their average value with the reference absorbed energy from the NIST certification tests, provided in a certificate. If within the specified limits (which depend on the reference test standard), their verification can be considered successful.

Resources

Name Format Description Link
47 Readme File https://data.nist.gov/od/ds/mds2-3446/2197_LotLL-198_Readme_2024-07-24.txt
53 Electronic file containing the data used to assign value(s). https://data.nist.gov/od/ds/mds2-3446/2197_LotLL-198_Data_2024-07-24.xlsx
53 SRM 2197, Lot LL-198 file containing the assigned value(s) and uncertainty(ies). https://data.nist.gov/od/ds/mds2-3446/2197_LotLL-198_AssignedValues_2024-07-24.xlsx

Tags

  • impact
  • hardness
  • charpy

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