1) heavy nodular iron castings
厚大球墨铸铁件
2) heavy section ductile iron
厚大断面球墨铸铁
1.
Directing toward the heavy section ductile iron produced by Xuan hua mechanical factory of Beijing,which has the problems of spheroidization and inoculation declined and the low percent of pass,the injection is adopted instead of the tradtional method in this article.
针对北京宣化机械厂生产的厚大断面球墨铸铁件中出现的球化孕育衰退、产品质量合格率低的问题,采用喂线技术取代传统的冲入法,在孕育线中加入了抗衰退的钡及重稀土元素,起到了更好的抗衰退作用,生产出的厚大断面球墨铸铁件的抗拉强度高于400MPa,延伸率大于18%,完全符合QT400-18的力学性能指标要求。
2.
The defects that easy occurred in heavy section ductile iron castings as well as the prevention measures were reviewed.
概述了厚大断面球墨铸铁件易产生的几种缺陷及防止措施。
3) Ductile iron casting
球墨铸铁件
1.
Formation of shrinkage defect in ductile iron casting is modeled numerically.
根据球墨铸铁件收缩缺陷形成的本质 ,对铸件凝固过程中形成的孤立区进行了体积变化计算 ,并以孤立区的净体积变化量与此孤立区刚形成时的体积之比作为判别收缩缺陷严重程度的依据 。
4) nodular cast iron
球墨铸铁
1.
Study on wind cooling strengthening process of nodular cast iron;
低牌号球墨铸铁风冷强化工艺的试验研究
2.
Analysis and Prevention About Graphite Blooming of the Nodular Cast Iron;
球墨铸铁石墨开花问题的分析与防范
3.
Harrow Piece of Nodular Cast Iron in Squeezing Casting;
球墨铸铁耙片挤压铸造新工艺
5) ductile iron
球墨铸铁
1.
Oxidation resistance of hot-dip aluminizing on ductile iron;
球墨铸铁热浸镀铝的抗氧化性
2.
Application of Numerical Simulation to Eliminate Shrinkage Hole in the Ductile Iron Hub Casting;
数值模拟在消除球墨铸铁轮毂缩孔中的应用
3.
Casting Process for Large Thick-Section Ductile Iron Housing;
大型厚断面球墨铸铁机架的铸造
6) spheroidal graphite cast iron
球墨铸铁
1.
Influence of high magnetic field annealing on structure of spheroidal graphite cast iron;
强磁场对球墨铸铁退火处理的影响
2.
Austenite Dendrite and Segregation in Spheroidal Graphite Cast Iron——Latest development of the basic theory of spheroidal graphite cast iron(III);
球墨铸铁中的奥氏体枝晶及球墨铸铁的偏析——球墨铸铁基础理论的最新发展(三)
3.
The research on bainite-martensite(B-M)spheroidal graphite cast iron;
贝氏体—马氏体(B—M)球墨铸铁的研究
补充资料：厚大
1.又厚又大。
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