1) quasi lower bainite
准下贝氏体
1.
Different microstructure and fine structure in quasi lower bainite of 40CrMn2Si2Mo cast steel has been studied by SEM and TEM.
利用电镜研究了40CrMn2Si2Mo铸钢准下贝氏体中变态组织及精细结构。
2) Low Bainite
下贝氏体
1.
The Morphology Character of Low Bainite of GCr15 Bearing Steel;
GCr15钢下贝氏体的形貌特征
2.
The results showed the retained austenite and low bainite in the steel were disadvantageous to wear resistance of cold working die steel.
测定不同热处理条件下Cr12MoV 钢的硬度值和残留奥氏体量,并进行金相和透射电镜观察发现,钢中的残留奥氏体和下贝氏体组织对冷作模具钢的耐磨性有不利影响。
3.
The fine structure and micro appearance of the low bainite obtained by short isothermal time at 200 ℃ in Fe-0.
43Mn钢在200℃短时等温获得的下贝氏体的显微形貌及其精细结构。
3) lower bainite
下贝氏体
1.
austempering process has obtained the matrix with lower bainite and martensite.
通过与常规淬火与回火热处理工艺比较,研究了不同等温淬火热处理工艺对高铬耐磨铸铁的组织与性能的影响,等温淬火热处理工艺可以获得下贝氏体和马氏体为基体的组织,既提高铸铁的冲击韧性,又显著提高冲击磨损性。
2.
The steel selected for this investigation is spring steel 50CrVA for automobile in this paper,the appropriate duplex microstructure of lower bainite and martensite was obtained through isothermal quenching and low temperature tempeing heating treatment,then the effect of duplex microstructure and tempered troostite on strength-toughness of spring steel 50CrVA is compared.
以汽车用弹簧钢50CrVA为研究对象,通过等温淬火+低温回火热处理工艺获得适当比例的回火马氏体和下贝氏体的复合组织,并在此基础上比较复相组织和回火屈氏体对弹簧钢50CrVA强韧性的影响。
3.
Morphologies and fine structure of lower bainite of GCr18Mo bearing steel were analyzed using optical microscope(OM) and transmission electron microscope(TEM),and transformation mechanism of lower bainite was discussed.
利用光学显微镜和透射电镜观察和分析了GCr18Mo轴承钢的下贝氏体组织形貌和精细结构,探讨了下贝氏体组织转变机理。
4) meta-bainite
准贝氏体
1.
In present paper the effects of overload on the fatigue crack initiation life ofmeta-bainite and martensite in steel 40CrMnSiMoV have been investigated.
本文研究了超载对40CrMnsiMoVA 钢中准贝氏体组织和马氏体组织冲击疲劳裂纹起始寿命的影响。
5) meta-bainitic steel
准贝氏体钢
1.
Wear resistance and wear mechanism of carburized layer of meta-bainitic steel in pin-on-disk abrasive wear and impact abrasive wear were investigated.
研究了准贝氏体钢销盘磨料磨损和冲击磨料磨损的耐磨性和磨损机制 ,确定了回火温度对耐磨性的影响 ,探讨了残余奥氏体的机械稳定性及其对耐磨性的作用。
2.
As a constructional material in the 21st century, the Ultra-grade steels STX21 of Japan and the new type meta-bainitic steel series of our country have been introduced.
介绍了作为21世纪结构材料日本超级钢铁材料STX21和我国新型系列准贝氏体钢。
3.
A series of new type meta-bainitic steel is presented in this paper.
介绍了我们多年的研究成果─—新型系列准贝氏体钢,该系列钢具有独特的组织和性能,以及广阔的应用前景。
6) meta bainitic steel
准贝氏体钢
1.
Carburized characteristics and carburization technology of Si Mn Mo meta bainitic steel were investigated in comparision with 18Cr2Ni4WA.
对比研究了 Si- Mn- Mo系准贝氏体钢和 18Cr2 Ni4WA钢的渗碳特性和渗碳工艺 ,结果表明 :准贝氏体钢具有较好的渗碳特性 ,尤其是优越的空冷淬硬性 ,并确定了准贝氏体钢的渗碳工
2.
Carburization characteristics and wear behavior of new type meta bainitic steel were studied.
研究了新型准贝氏体钢渗碳特性及渗层磨损性能。
3.
A new series of meta bainitic steels is founded by adding in appropriate amount of silicon on the alloying basis of bainitic steel.
准贝氏体钢是在贝氏体钢合金化的基础上添加适量的硅而组成的。
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