1) granular austenite
粒状奥氏体
1.
But, in the course of the second austenization,it is subjected to form needle austenite at low temperature of Ac1 - Ac3 , and granular austenite at higher temperature Althaugh thetwo structure lead to structure heredity, only the granular austenite is main reason of structure heredity in the practical produ.
但在二次加热奥氏体化过程中，在Ａ(ｃ１)－Ａ(ｃ３)区的低温侧，有利于形成针状奥氏体；在其高温侧易形成粒状奥氏体。
2) 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。
3) 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。
4) austenitic grain size
奥氏体粒度
5) needle austenite
针状奥氏体
1.
But, in the course of the second austenization,it is subjected to form needle austenite at low temperature of Ac1 - Ac3 , and granular austenite at higher temperature Althaugh thetwo structure lead to structure heredity, only the granular austenite is main reason of structure heredity in the practical produ.
但在二次加热奥氏体化过程中，在Ａ(ｃ１)－Ａ(ｃ３)区的低温侧，有利于形成针状奥氏体；在其高温侧易形成粒状奥氏体。
补充资料：奥氏体-贝氏体球铁
分子式：
CAS号：
性质：又叫奥-贝球铁。基体组织为奥氏体加贝氏体组织的球墨铸铁。这类球铁硅含量一般在1.4%～3.8%。含锰量小于0.5%，与普通球铁比较硅偏高、锰偏低。通过调节化学成分与热处理获得理想的奥-贝球铁的基体组织为针状贝氏体或无碳贝氏体一富碳奥氏体。这类球铁具有优良的综合机械性能、强度高、耐磨性好、韧性好、特别是有高的缺口韧性，可代替钢，用于制作重要受力结构件，如曲轴、齿轮、凸轮轴等。
CAS号：
性质：又叫奥-贝球铁。基体组织为奥氏体加贝氏体组织的球墨铸铁。这类球铁硅含量一般在1.4%～3.8%。含锰量小于0.5%，与普通球铁比较硅偏高、锰偏低。通过调节化学成分与热处理获得理想的奥-贝球铁的基体组织为针状贝氏体或无碳贝氏体一富碳奥氏体。这类球铁具有优良的综合机械性能、强度高、耐磨性好、韧性好、特别是有高的缺口韧性，可代替钢，用于制作重要受力结构件，如曲轴、齿轮、凸轮轴等。
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