A RECENT paper from this laboratory 1 described the embrittlement of tungsten wire if it be heated in atmospheres containing even traces of ammonia. This work has been extended and has revealed a ...
DURING the past few years several papers have been published on the nature of changes in carbon steel during the processes of quenching and tempering.
Department of Materials Science and Engineering, Indian Institute of Technology Kanpur, Kanpur 208016, India ...
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