TY - RPRT TI - Examination of the excessive retained austenite on the surface of a section of 17-7 precipitation hardening stainless steel AU - Hicho, G E AU - Boettinger, W J AU - Swartzendruber, L AU - Shives, T R PY - 1991 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 4502 DO - 10.6028/NIST.IR.4502 ER -