研究了在不同等温淬火温度热处理后高硅铸钢的显微组织与残余奥氏体量和材料断裂韧性间的关系。
The influence of austempering treatment on the microstructure, retained austenite and fracture toughness of high silicon cast steel has been studied.
得到了镍基喷焊层元素熔入量对奥氏体焊缝显微组织及裂纹敏感性的影响规律。
The influencing rules of the content of alloy elements in nickel-base spraying layer on the microstructure of austenite weld and the crack sensitivity were found.
研究了焊接贝氏体-奥氏体钢管贝氏体钢侧显微组织变化和残余应力分布对巴克豪森噪声（BN）的影响。
The effects of change in microstructure and residual stress distribution on Barkhausen noise (BN) on the bainitic steel side in a welded bainitic and austenitic steel pipe are studied.
用金相显微镜和SEM观察了试样铸态微观组织形态，测定了奥氏体晶粒尺寸以及奥氏体晶粒内马氏体板条束个数和马氏体板条间距。
Then the morphology was observed by optical microscope and SEM. The grain size of austenite, the number of martensite in austenite grains and the spacing of the lath martensite were measured.
对不同温度下变形和变形后再加热到奥氏体区的低碳钢SS40 0的显微组织进行了研究。
The microstructure of low carbon steel SS400 deformed at different temperatures and reheated to austenite region after deformation was studied.
对不同温度下变形和变形后再加热到奥氏体区的低碳钢SS40 0的显微组织进行了研究。
The microstructure of low carbon steel SS400 deformed at different temperatures and reheated to austenite region after deformation was studied.
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