supported by the National Key Research and Development Plan(Nos.2017YFB0304401 and 2016YFB0101605);the Major State Basic Research Development Program of China(973Program)(No.2010CB630803)
A combined process of hot-deformation plus two-step quenching and partitioning (HDQP) treatment was applied to a low carbon 20Si2CrNi3MoV steel, and transmission electron microscopy (TEM), scanning electron micros...
Item Sponsored by Youth Science Funds of China(51101036);National Basic Research Program of China(2010CB630803);National Key Technology Support Program of China(2013BAE07B05)
Both microstrueture and mechanical properties of low alloy steels treated by quenching and partitioning (Q&P) process were examined. The mixed microstructure of martensite and large-fractioned retained austenite (...
Item Sponsored by National Natural Science Foundation of China(51371057,51261130091);National Basic Research Program of China(2010CB630803);Danish National Research Foundation(DNRF86-5)
A medium-Mn steel (0.2C5Mn) was processed by intercritical annealing at different temperatures (625 ℃ and 650 ℃ ). An ultrafine-grained micro-duplex structure consisting of alternating austenite and ferrite lath...
financially supported by the National Natural Science Foundation of China (No. 51174251);the National Basic Research Program of China (No. 2010CB630803)
Intercritical annealing(IA) at various temperatures followed by quenching and partitioning(IAQP) treatments was conducted on a cold-rolled Fe-0.2C-1.42Si-l.87Mn(wt%) sheet steel.Optimized microstructure and enha...