TY - RPRT TI - Determination of the NDT temperature and Charpy v-notch impact properties of AAR TC128 grade B steel and A 8XX grade B steel AU - Hicho, G E AU - Smith, J H PY - 1990 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 4300 DO - 10.6028/NIST.IR.4300 ER -