1) martensite band
马氏体带
1.
Two kinds of cracking are induced by wide martensite band and carbon - rich band or a phase, all above lead to brittleness of structure which is caused by unsuitable selection of welding consumables and technology.
对某厂30万吨/年乙烯装置裂解汽油二段反应器锻焊接管(A182-F321)与筒体(A387Cr12C12+A240-321)相连角焊缝区裂纹的探伤、检验和分析得出,上述裂纹或位于角焊缝筒体侧熔合区(9例接管),或位于角焊缝金属中(4例接管),两种类型裂纹分别由角焊缝筒体侧熔合区焊缝一侧形成较宽的马氏体带和增碳带引起的脆化(500HV)及角焊缝金属中含量较高的δ铁素体转变成σ相引起的脆化(A_(?)为6-24J)所诱发。
2) wide ε martensite band
宽ε马氏体带
3) martensite
[英]['mɑ:tən,zait] [美]['mɑrtən,zaɪt]
马氏体
1.
Effect of deformation on the temper process of lath martensite;
形变对板条马氏体回火组织的影响
2.
Cold rolling deformation and recrystallization behavior of martensite Ni_(40.5)Co_(32.5)Al_(27) alloy;
Ni_(40.5)Co_(32.5)Al_(27)马氏体合金的冷变形和再结晶行为
3.
Influence of heat treatment on the properties of the heat-resistance martensite stainless steel 0Cr_(17)Ni_4Cu_4Nb;
热处理对耐热马氏体不锈钢0Cr_(17)Ni_4Cu_4Nb性能的影响
4) martensitic steel
马氏体钢
1.
The microstructure and mechanical properties of China low activation martensitic steel;
低活化马氏体钢的微观结构与力学性能
2.
Introduces forging technology and matters needing attention of valve of martensitic steel 4Cr 10 Si 2Mo, analyses the reason that the steel can ’t be cooled by air, compares forging characteristics with valve of austenitic steel 4Cr 14 Ni 14 W 2Mo and come to the feasiblity of new technology of valve adopting direct extrusion.
介绍了马氏体钢４Ｃｒ１０Ｓｉ２Ｍｏ气阀的锻造工艺及生产中的注意事项，分析了这种钢不能采用空冷的原因，并且与奥氏体钢４Ｃｒ１４Ｎｉ１４Ｗ２Ｍｏ气阀的锻造特点进行了比较，提出了气阀生产新工艺———正挤压的可行性。
3.
n this research, the characteristic of martensitic steel in abrasion was investigated by using three different test methods.
９８％４种合碳量马氏体钢的磨料磨损特性进行了考察。
5) Half-martensite
半马氏体
6) martensite steel
马氏体钢
1.
The influence of carbon on microstructure and mechanical property of low-carbon martensite steel was studied by fixing the content of other elements and regulating the content of carbon.
通过固定其它元素的含量,调整碳含量的方式,研究了碳含量对马氏体钢显微组织和力学性能的影响。
2.
The effect of chemical composition and cooling process on microstructure and mechanical properties of specimens taken from the controlled rolled and cooled strips of vacuum melted multiphase and martensite steels were researched.
在实验室用真空感应炉冶炼复相钢和马氏体钢,锻坯、控轧成3 mm厚的板材后采用不同冷却模式进行控制冷却。
3.
about two martensite steels.
对选用的两种马氏体钢的化学成分、力学和物理性能及各项特性进行了系统地介绍。
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