{"@type": "dcat:Dataset", "accessLevel": "public", "accrualPeriodicity": "irregular", "bureauCode": ["006:55"], "contactPoint": {"fn": "Enrico Lucon", "hasEmail": "mailto:enrico.lucon@nist.gov"}, "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.", "distribution": [{"description": "Electronic file containing the data used to assign value(s).", "downloadURL": "https://data.nist.gov/od/ds/mds2-3446/2197_LotLL-198_Data_2024-07-24.xlsx", "format": "excel", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "SRM 2197, Lot LL-198 Low-Energy Charpy V-Notch Specimens (Self-Verification, 2 mm Striker)"}, {"description": "Readme File", "downloadURL": "https://data.nist.gov/od/ds/mds2-3446/2197_LotLL-198_Readme_2024-07-24.txt", "format": "text", "mediaType": "text/plain", "title": "SRM 2197, Lot LL-198 Low-Energy Charpy V-Notch Specimens (Self-Verification, 2 mm Striker)"}, {"description": "SRM 2197, Lot LL-198 file containing the assigned value(s) and uncertainty(ies).", "downloadURL": "https://data.nist.gov/od/ds/mds2-3446/2197_LotLL-198_AssignedValues_2024-07-24.xlsx", "format": "excel", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "SRM 2197, Lot LL-198 Low-Energy Charpy V-Notch Specimens (Self-Verification, 2 mm Striker)"}], "identifier": "ark:/88434/mds2-3446", "issued": "2024-08-21", "keyword": ["Charpy", "Hardness", "Impact"], "landingPage": "https://data.nist.gov/od/id/mds2-3446", "language": ["en"], "license": "https://www.nist.gov/open/license", "modified": "2024-07-29 00:00:00", "programCode": ["006:045"], "publisher": {"@type": "org:Organization", "name": "National Institute of Standards and Technology"}, "theme": ["Metrology:Force metrology", "Standards:Certification", "Standards:Reference materials"], "title": "SRM 2197, Lot LL-198 Low-Energy Charpy V-Notch Specimens (Self-Verification, 2 mm Striker)"}