球墨铸铁,ductile iron
1)ductile iron球墨铸铁
1.Oxidation resistance of hot-dip aluminizing onductile 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
英文短句/例句
1.Pig iron used for spherical graphite cast ironGB/T1412-1985球墨铸铁用生铁
2.Ductile iron pipe fittingsGB/T13294-1991球墨铸铁管件
3.Study on the Manufacturing Procedure of Cast Ferritic Ductile Iron;铸态铁素体球墨铸铁的生产工艺研究
4.Microstructure and Properties of Cr-Alloyed As-Cast Nodular Iron--Application of Cr in As-Cast Nodular Iron(Ⅰ)Cr合金铸态球墨铸铁的组织和性能——Cr在铸态球墨铸铁中的应用(1)
5.The Fatigue Property of As cast HCC Ductile Iron Bars水平连铸铸态铁素体球墨铸铁型材的疲劳性能
6.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
7.Analysis and Processing of Graphite Blooming of Ductile Iron球墨铸铁石墨开花问题的分析与处理
8.Centrifugal casting ductile iron pipeGB/T13295-1991离心铸造球墨铸铁管
9.Study on Preparation and Microstructure of As-cast QT550-7 Ductile Iron铸态QT550-7球墨铸铁制备及组织研究
10.Control on Smelting Process of As-Cast QT450-10 Nodular Graphite Iron铸态QT450-10球墨铸铁熔炼过程控制
11.Casting Technology of High Strength and Thick Section Ductile Iron Mainshaft高强度厚大断面球墨铸铁主轴的铸造
12.Influence of Size and Number ofGraqhite Nodules on Wear Property of DCI石墨球径和球数对球墨铸铁耐磨性的影响
13."also known as nodular cast iron and spheroidal graphite iron, ductile iron solidifies with free carbon in a spheroidal graphite from."也称为可锻(韧性)铸铁或球状石墨铸铁,以球状石墨形式存在的游离碳使球墨铸铁变得更加坚固。
14.Application of EPC Process in Ductile Cast Iron Casting消失模铸造在球墨铸铁铸件生产上的应用
15.Application of Graphite Chills to the Heavy-Section Ductile Iron Castings石墨冷铁在大断面球墨铸铁件上的应用
16.A Study of Thermal Analysis Method for the Prediction of Nodularity of Ductile Cast Iron热分析法测试球墨铸铁球化率的研究
17.We export to Europe, America, Australia, Canada and Japan.公司年产各种型号灰铸铁和球墨铸铁件6万吨。
18.The Fracture Toughness of Shaped Ferritic Ductile Iron by Horizontal Continuous Cast水平连铸铁索体球墨铸铁型材的断裂韧性
相关短句/例句
nodular cast iron球墨铸铁
1.Study on wind cooling strengthening process ofnodular 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
3)Ductile cast iron球墨铸铁
1.The research of laser cladding Co-base alloy coating on ductile cast iron;球墨铸铁表面激光熔覆钴基合金涂层的研究
2.Study on the corrosion-erosion behavior of martensitic ductile cast iron;马氏体球墨铸铁冲蚀腐蚀磨损特性研究
3.Measurement of fatigue damage of ductile cast iron with electrical resistivity;用电阻法测量球墨铸铁的疲劳损伤
4)Nodular iron球墨铸铁
1.One kind of nodular iron with molybdenum and moderate silicon was developed according to foreign relevant technical standards.根据国外相关技术标准,设计、研制了中硅钼球墨铸铁,并测试、分析了其铸态组织、力学性能、抗高温氧化性能。
2.Optimum microstructure with excellent strength and toughness were designed in a nodular iron in the light of the understanding on the mechanical behaviour of graphite and graphite-matrix interface in cast iron.根据球墨铸铁断裂过程中石墨及石墨-基体界面的微观力学行为,为提高其强韧性,对球墨铸铁组织进行优化设计:以强相(马氏体)或强韧相(奥氏体-贝氏体)环包围石墨,基体组织为马氏体或奥氏体-贝氏体,加上适量的铁素体,并通过适当的热处理工艺实现。
3.In order to find a quick and accurate test method for discriminating the nodular iron from the gray iron on the production spot, ultrasonic attenuation tests were conducted on both the nodular iron and gray iron specimens with different thicknesses by adopting the ultrasonic waves with different frequencies.为了找到快速准确鉴别球墨铸铁件与灰口铸铁件的现场检测方法,采用不同频率的超声波对不同厚度的球墨铸铁和灰口铸铁试样进行了超声衰减测试,发现灰口铸铁件超声衰减明显,而球墨铸铁件超声衰减微乎其微。
5)spheroidal graphite cast iron球墨铸铁
1.Influence of high magnetic field annealing on structure ofspheroidal 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 ofspheroidal 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
6)nodular graphite cast iron球墨铸铁
1.Under the same casting process,thenodular graphite cast irons with the same chemical composition were prepared by the different mixture ratio of pig iron,scrap steel,silicoferrite and electrode graphite.采用不同原料配比的生铁和废钢,通过硅铁及电极石墨增碳剂的调节,在相同铸造工艺条件下,制成化学成分基本相同的球墨铸铁;经相同的低温正火热处理后,对各原料配比球墨铸铁的组织和性能进行了研究;根据实际生产需要,提出了合理的原料配比方案。
2.Practice shows that the comprehensive properties of steel cooling stave are remarkably better than that ofnodular graphite cast iron cooling stave.对钢冷却壁的研制及其在鞍钢、济钢等8座高炉上的使用情况进行了总结,生产实践表明,钢冷却壁的综合性能明显优于球墨铸铁冷却壁,有利于高炉的长寿。
3.A series of heat treatment processes for standardnodular graphite cast iron were adopted.采用一系列热处理工艺对标准的球墨铸铁试样进行处理 ,测定了试样的力学性能 ,观察了金相组织 ,分析了组织形态及其影响因素 ,探讨了球墨铸铁中各类组织形态对力学性能的影响。
延伸阅读
球墨铸铁析出的石墨呈球形的铸铁。球状石墨对金属基体的割裂作用比片状石墨小，使铸铁的强度达到基体组织强度的70～90％，抗拉强度可达120kgf/mm2，并且具有良好的韧性。球墨铸铁除铁外的化学成分通常为：含碳量3.6～3.8％，含硅量2.0～3.0％，含锰、磷、硫总量不超过1.5％和适量的稀土、镁等球化剂。球墨铸铁生产工艺简单，铸造性能比铸钢好（但比灰口铸铁差），成本低，因此，被广泛用来制作受力复杂，对强度和韧性以及耐磨性要求较高的零件，如曲轴、齿轮、高压缸、汽车底盘零件等。20世纪70年代全世界的球墨铸铁管的年产量达数百万吨。中国古代铸铁中亦有球状石墨的组织（见冶金史）。
