SAM ANALYSIS OF NITRIDE IN 30CrNi STEEL
QI Yunxin Nei Monggol Institute of Metallic Materials,Baotou,China QI Yunxin,Professor,P.O.Box No.4,Baotou 014034,Nei Monggol,China
Acta Metallurgica Sinica (English Letters) . 1990, (11): 341 -344 .