TY - GEN AU - Enrico Lucon AU - May Ling Martin C2 - Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD DA - 2021-09-15 04:09:00 DO - https://doi.org/10.6028/NIST.TN.2177 LA - en PB - Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD PY - 2021 TI - Assessing the Quality of As-Received 4340 Steel for the Production of NIST Charpy Reference Specimens UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=933129 ER -