Bardgett,W.E.and Reeve,L.,Mechanical Properties of Low-carbon,Lowalloy Steels containing Boron,J.I.S.I.,163(1949) ,pp,277-294．
[2]
Lorig,C.H.and Adams,R.R.,Copper as an Alloy Element in Steel and Cast Iron,chapter VI.
[3]
Mehl,R.F.,The Decomposition of Austenite by Nucleation and Growth Processes,J.I.S.I.,159(1948) ,No.II,pp.113-128．
[4]
Grange,R.A.and Kiefer,J.M.,Transformation of Austenite on Continuous Cooling and its Relation of Transformation at Constant Temperature,A.S.M.,29(1941) ,p,85．
[5]
French,H.J.,A Study of the Quenching of Steels,A.S.S.T.,17(1930) ,pp.669-678．
