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.
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