复合变质处理使该合金中硅相细化，使布氏硬度提高50%，硬度可达HB84.9。
The hardness of the alloys which is modified is advanced by about 50%, appropinquity HB84.9.
研究了强磁场对亚共晶铝硅合金变质处理的影响。
Effects of high magnetic filed on Al-6wt % Si hypoeutectic alloy modification was studied.
总结了变质处理对含铬白口铸铁组织和性能的影响。
The effects of various modifying additives and modifying processes on the microstructure and properties of Cr-alloyed white cast irons were summarized.
经碲变质处理的铝硅合金是制造高气密性铸件的理想材料。
The Al-si Alloy modified by tellurium is an ideal material for making high gastight castings.
用稀土变质处理中锰白口铁可改变碳化物形貌及分布且提高其韧性。
The results show that the modification of white cast iron by RE can change the carbide morphology and distribution and increase the toughness.
研究了稀土-钛-氮复合变质处理对高硼合金钢组织和性能的影响。
The influence of rare earth, titanium and nitrogen on the structures and properties of high boron alloy steel was researched.
研究了热处理工艺对铸态和变质处理铸造高速钢组织与性能的影响。
The results show that the grain is fined, the morphology of reticulation carbides is improved, the hardness and wear resistance of casting high speed steels are also enhanced by modifying treatment.
对高铬铸铁的熔炼速度、过热温度、浇注温度及变质处理进行了研究。
The melting speed, overheat temperature, pouring temperature and modification in production of high chrome cast iron were studied.
用磷铜合金和四元钠盐变质剂对过共晶铝硅合金进行了变质处理试验。
The modifying experiments on hypereutectic Al - Si alloy were made by addition of sodium flux and P - Cu alloy.
对高铬铸铁的熔炼速度、过热温度、浇注温度和变质处理进行了研究。
The influence of melting rate, super heating temperature, pouring temperature and modification on high chromium cast iron were researched.
低碳含量，稀土变质处理改变碳化物为断开分布的板块状都可起有利影响。
Low carbon content and rare earth modification to improve the morphology and distribution of carbide are both advantageous.
本文提出了一种改善白口铸铁综合机械性能的方法——变质处理和热处理。
The improvement of white cast iron integrated mechanical property by inoculation and heat treatment is suggested.
变质处理是改善共晶碳化物形态和分布，扩大铸造高速钢应用的有效途径。
The modification is an effective channel for improving of the eutectic carbide shape and distribution, and enlarging the application of the cast HSS.
对高铬铸铁铁液分别用包底冲入法和瞬时变质处理两种方法进行变质处理。
High chromium cast iron melt was modified by instant modification and pour-over modification from the bottom of the ladle.
白口铸铁经复合变质处理后，其洛氏(HRC)硬度比变质前有明显提高。
The Rockwell (HRC) hardness of the white cast iron is obviously increased by complexly modifying compared with the corresponding cast iron without modification.
采用稀土变质处理，可使晶粒细化，从而有效地提高机械性能和抗磨性能。
The modified treatment by RE can refine the crystalline gain and thus, increasing the mechanical property and wear resistance significantly.
介绍了测量铝硅合金变质处理效果用热分析仪的硬件、软件设计及实际应用。
This paper introduces the design of hardware and software of a thermal-analysis meter for measuring Al-Si alloy modification effect, and discusses its application.
稀土变质处理可降低铸态韧性，增加硬度，同时提高热处理后的韧性及硬度。
RE modification treatment decreased as-cast impact toughness and increased hardness, at the some time, improved both the impact toughness and hardness in heat-treatment state.
工业实验表明，复合变质处理高铬铸铁锤头的耐磨性约是高锰钢锤头的4倍。
It was found by industrial experiments that the wear resistance of the crusher hammers is about 4 times higher than that of the high manganese steel crusher hammers.
研究了高速钢成分、离心铸造工艺参数和复合变质处理对高速钢辊环性能的影响。
We research the effect of high speed steel compositions, centrifuge casting technology parameter and composite modification on the properties of high speed steel roll collar.
研究了稀土、铝复合变质处理对微量、多元低路白口耐磨铸铁组织和性能的影响。
The paper deals with the influence of RE and Al Complex metamorphosis on the wear resistant with cast iron which contains tiny multielement and low Cr.
本文研究了稀土变质处理对改善铸造镍基合金的组织和耐蚀性能与铸造性能的影响。
The influence of rare earth modification on the improvement of structure and corrosion resistance of Ni-base alloy for casting as well as on its casting properties is studied in this, paper.
研究了直接电解低钛a356合金锶变质处理及其衰退行为对合金组织及性能的影响。
The effect of strontium modification and its fading behavior on the microstructure and mechanical properties of the direct electrolytic A356 alloys were investigated.
经稀土变质处理的铸铁组织细化，其碳化物呈团块状或颗粒状，从而提高了力学性能。
The cast iron modified by re offers refined microstructure in which the carbides become blocky or granular, thus increasing the mechanical properties.
通过对压铸锌合金进行变质处理，研究稀土合金对压铸锌合金微观组织及性能的影响。
The effect of RE on the microstructure and mechanical properties of die casting zinc alloys was studied through modifying the alloys.
复合变质处理使该合金中硅相细化，使布氏硬度提高50%，硬度可达HB84.9；
The hardness of the alloys which is modified is advanced by about 50%, appropinquity HB84.9;
此外，变质处理对高硼低碳铁基合金硬度无明显影响，但明显提高抗弯强度和冲击韧度。
Furthermore, the modification has no obvious influence on the hardness of high boron and low carbon ferroalloy, but increases its impact toughness and bending strength obviously.
介绍将变质处理、孕育处理和微合金化技术结合使用于优质高铬白口铸铁生产的新工艺。
This paper has described the new process combined with the modification, inoculation and micro-alloyage technology in the manufacturing of high quality high-Cr white cast iron.
通过铸造表面合金化和复合变质处理，使中锰奥氏体钢的强度、韧性和表面硬度显著提高。
The strength, toughness and surface hardness of medium Manganese austenitic steel have been increased greatly by casting surface alloying and complex modification.
通过铸造表面合金化和复合变质处理，使中锰奥氏体钢的强度、韧性和表面硬度显著提高。
The strength, toughness and surface hardness of medium Manganese austenitic steel have been increased greatly by casting surface alloying and complex modification.
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