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- Eutectic carbide in network made white iron was britten. 共晶碳化物呈连续网状分布是白口铁脆性的根源。
- The cost of wrought white iron smelted in electric furnace is too high to be used in large quantities. 用电炉熔炼锻造白口铁成本过高,推广应用受到了限制。
- The austenitizing temperature quenching degree and temper temperature of the white iron are studied roughly. 本文仅就高铬白口铸铁的奥氏体化温度、淬透性及回火温度参数的选择等等做一初步的研究。
- II.sulfid, include yellow iron ore, white iron ore, yellow bronze ore, yellow tin ore etc. 二、硫化铁:含铁硫化物的矿物有黄铁矿、白铁矿、黄铜砂、黄锡矿等。
- High chromium white iron grey iron bimetal in EPC V process has been investigated. 采用消失模铸造生产铬系白口铁-灰铁双金属材料。
- Bismuth is an anti graphitization element during producing malleable cast iron, it is applied to obtain white iron texture. 铋是阻碍石墨化元素,在生产可锻铸铁件时常采用添加铋的办法来获得白口组织;
- The results showed : in the as-cast white iron there was the enrichment of silicon between the eutectic cementite and pearlite. 结果表明:硅在共晶渗碳体和珠光体界面处富集,少量硅进入共晶渗碳体中;
- Its wear-resistance is 2. 6 times higher than that of 45 steel and at the same time is 0. 7 time as high asCr-Mo white iron. 在试验室条件下进行耐磨性对比试验表明,中铬铸铁经亚临界热处理后其耐磨性为45钢的2.6倍,同时是高铬相铸铁的0.7倍。
- The effect of chemical composition on mechanical properties of the austenite-bainite(isother-mally quenched)white iron was investigated. 研究了化学成分对奥贝白口铸铁力学性能的影响。
- This morning, people passing Lishuiqiao found that the bridge had been placed with good separation among the white iron railings. 今天上午,路过立水桥的人们发现,桥中间的隔离带已经安放好了白色铁栏杆。
- Results reveal that the bronze vessels are made of Pb-Sn bronze using casting technique,the iron is hypoeutectic white iron,and that the major mineral of the jade is hopfnerite. 结果显示青铜器样品均为铅锡青铜,铸造成形;铁器样品为亚共晶白口铸铁;
- The result showed that isothermally quenched white iron had relatively high hardness and toughness so that it was a kind of economical and practical anti-wear material. 结果表明,等温淬火白口铸铁兼有较高的硬度和韧性,是一种经济实用的抗磨材料。
- ECR austenite white iron has excellent corrosion resistance, some degree wear resistance and good toughness.It is used mainly for making flowing-through parts of pump for conveying salt paste. ECR奥氏体白口铸铁有良好的耐腐蚀性,一定的耐磨性和良好的韧性,主要用于制造盐浆泵的过流部件。
- The distribution of silicon in as-cast white iron was studied using electron probe microanalysis.Effect of silicon on lattice constant of the cementite was also studied using X-ray diffraction. 采用电子探针及X射线衍射仪测定了可锻铸铁白口组织中硅的分布和硅对渗碳体点阵参数的影响。
- In this paper,smelting it with cupola was experimentally studied and the results obtained shows that wrought white iron can been smelted with cupola by means of some right processes. 为此,本文对冲天炉熔炼锻造白口铁进行了试验研究。结果表明,采用适当的熔炼工艺和必要的炉前处理,可以生产出具有良好锻造性能的白口铁铁水。
- In regard to non wear resistance of the white iron shot in the practical application process,alloy iron shot have been produced by means of adding alloying element and proper heat treatment. 针对白口铁丸在实际应用过程中不耐磨易破碎的现象,在白口铸铁中通过添加合金元素及适当热处理等手段生产合金铁丸。
- In regard to non-wear-resistance of the white iron shot in thepractical appli cation process,alloy iron shot have been produced by means of adding alloying el ement and proper heat treatment. 针对白口铁丸在实际应用过程中不耐磨易破碎的现象,在白口铸铁中通过添加合金元素及适当热处理等手段生产合金铁丸。
- The structure and chemical constitution conditions of forging white iron have been studied, and the feasibility of forging white iron melten in cupola were analyzed and verified through production. 试验研究了白口铸铁锻造的组织及成分条件,分析并实际验证了冲天炉熔炼的白口铸铁锻造的可行性。
- I heard John was the republican's great white hope. 我听说约翰是共和党人寄予巨大希望的人。
- The land is laid down with red or white clover. 这块土地种上了红花和白花苜蓿。