... conditions unfavorable for sensitization, and in nonsensitized stainless steels with no detectable grain-boundary precipitation (Ref 142 , 143 , 144 , 145 , 146 , 147 , 148 , 149 ). The latter occurred in highly ... Vol 14A, June 1983, P 112 1-1 133 126. H. Kwon and C.H. Kim, Tempered Martensite Embrittlement in Fe-Mo-C and Fe-W-C Steel, Metall. Trans. A, Vol 14A, July 1983, p 138 9-1 394 127. R.M. Horn ... p 149 2-1 494 Fig. 3 Ductile-to-brittle transition temperatures (from tests using Charpy U-notch specimens) as a function of oxygen content for a decarburized electrolytic iron and a high-purity...