1) prior austenite grain size
原始奥氏体晶粒
4) austenite grain
奥氏体晶粒
1.
An improvement of the etching technique for displaying austenite grains in hull structure plate steel
船板钢奥氏体晶粒浸蚀显示方法的改进
2.
The austenite grains of the test steel are significantly refined after the microalloying process.
结果表明:经过钒-铌微合金化处理后,该钢的奥氏体晶粒得到显著细化;伴随着晶粒的细化,其冲击吸收功得到较大幅度的提高;在渗碳温度范围内长时间保温时不会发生奥氏体晶粒的异常长大;晶粒细化也使其渗碳层的组织和性能得到改善。
3.
The results show that when heating temperature is lower than 950℃,the experimental steel has a smaller grain dimension;when heating temperature is above 1100℃,the austenite grains grow rapidly.
研究了X70级管线钢在不同加热温度和不同保温时间下的奥氏体晶粒长大规律。
5) austenitic grain
奥氏体晶粒
1.
By means of high temperature microscope the phenomenon of austenitic grain growth in the low carbon steels(20 and 15CrMo) when heated in vacuum is observed,and its dynamic curves have been also graphied.
用高温金相显微镜观察了低碳钢 (2 0及 15CrMo钢 )在真空加热时奥氏体晶粒长大现象 ,绘制了它们的长大动力学曲线。
2.
By means of high temperature microscope to take a series of photomicrograph during heating specimen to the different temperture and graph its dynemie curves,the austenitic grain growth tendencies are compared.
用高温金相显微镜摄取了常用弹簧钢 (6 5 ,6 5Mn ,6 0Si2Mn及 5 0CrVA)奥氏体晶粒长大的系列显微照片 ,绘制了晶粒长大的动力学曲线 ,比较了奥氏体晶粒长大倾向。
3.
By means of high temperature microcope the phoromenon of athermal and isothermal growth of the austenitic grains in 65Mn steel during heating in vacuum is observed and studied.
采用高温金相显微镜观察 6 5Mn钢试样在真空加热时奥氏体晶粒的变温与恒温长大现象 ,绘出了奥氏体晶粒长大动力学曲线 ;分析了奥氏体晶粒内部的退火孪晶的各种形态及孪生变形特征。
6) austenite grain growth
奥氏体晶粒长大
1.
The austenite grain growth behaviors of four different microalloyed steel at 1200℃ were studied .
研究了四种有代表性的微合金钢在1200℃时奥氏体晶粒长大的规律,结果表明,20MnTi、35MnVNb、33Mn2VTi具有相似的抗晶粒粗化能力。
2.
For a better understanding of new steel 33Mn2V for oil-well tubes, austenite grain growth behavior of the steel is experimentally studied at various elevated temperatures and holding for different times.
系统研究了用于生产N80级热轧非调质无缝油井管的钢种33Mn2V在不同加热温度和不同保温时间下的奥氏体晶粒长大规律,结果表明,该钢在1100和1200℃保温时,奥氏体晶粒等温长大规律较好地服从抛物线型经验表达式,等温长大指数n均相当接近1/2,若等温时间为10 min,利用ASTM晶粒度级别等于5。
补充资料：原始
①最初的；第一手的：原始记录｜原始材料。②最古老的；未开发的：原始社会｜原始森林｜原始时代｜原始宗教。③推究本始：原始要终。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条