1) SG modification
SG变质处理
1.
In as-cast microstructures, SG modification can refine austenites and inhibit their orientational arrangement, reduce and refine the intercrystalline carbides; in heat-treatment process, SG modification can either shorten the holding time or lower the holding temperature.
SG变质处理能有效地抑制铸态组织中柱状晶的生长,细化奥氏体组织并降低其方向性,减少晶间碳化物数量并使之细化;对热处理组织,SG变质处理可以加速碳化物溶解,缩短水韧处理的保温时间或降低水韧处理的温度。
2) SG modifier
SG变质剂
1.
The effect of SG modifier on the structure and properties of high chrom ium－ molybdenum white iron was investigated.
研究了 SG变质剂对高铬钼白口铸铁组织和性能的影响，生产实践证明，经过 SG变质 的这种铸铁，使用寿命比高锰钢高 20％，每吨生产成本低 600元。
3) modification
[英][,mɔdɪfɪ'keɪʃn] [美]['mɑdəfə'keʃən]
变质处理
1.
Effects of Si Content and Modification on Microstructure and Properties of In-situ Mg_2Si/Mg Composites;
Si及变质处理对Mg_2Si/Mg复合材料的影响
2.
Effect of chromium alloying and complex modification on structures and properties of white cast iron;
添加铬合金化和复合变质处理对白口铸铁组织性能的影响
3.
Study on Modification of Hypereutectic Al-Fe Alloys;
过共晶Al-Fe合金变质处理工艺的研究
4) Inoculation
[英][i'nɔkju'leiʃən] [美][ɪn,ɑkjə'leʃən]
变质处理
1.
Research of the Inoculation of Tungsten Alloy White Cast Iron Liner and Its Application;
变质处理钨合金白口铸铁衬板的研究和应用
2.
Analysis results of constituents,organization and performance show: material of connector is cast aluminium alloy,its strength is not enough,and without inoculation,brittle needle-alike and net-alike eutectic weaken intercrystalline face,which results in intercystalline fracture.
对其进行成分、组织和性能分析结果证明:连接器材料是铸造铝合金,强度不高,并且没有经过变质处理,脆性的针状和网状共晶体弱化了晶界,因而导致了沿晶断裂。
3.
The results indicate, the segregation of alloy elements is weakened and the pattern of segregation has converted from net form into isolately distributed islands through inoculation.
结果表明 ,变质处理使铸态 H1 3钢的合金元素偏析现象明显减弱 ,白亮带 (碳及合金元素高浓度区 )由网状分布转变为少量孤岛状分布。
5) Modification treatment
变质处理
1.
The results show that the content of austenite is much and the carbide distributed the thick lath form, the grain size is thicker in high chromium casting iron without modification treatment; the amount of residual austenite obviously reduce and the size of austenite greatly fine agter modification treatment, carbide change from thick lath to fin.
结果表明:铸态未变质的铸铁组织中,奥氏体含量多,碳化物呈粗大板条状分布,晶粒比较粗大;变质后残余奥氏体量明显减少,初生奥氏体显著细化,碳化物由粗大板条状向细板条状、菊花状转变;RE,Al复合变质处理可使铬钨合金白口铸铁的硬度、冲击韧度、耐磨性都得到提高。
2.
The result of the experiment shows that grain organization of bainitic cast steel is apparently refined after compound modification treatment.
结果表明:经复合变质处理,首先显著地细化了准贝氏体铸钢的晶粒组织,热处理后钢的晶粒度由变质前的4～5/级变为6～7级。
3.
With the introduction of the effect of modification elements on the microstucture and proper- ties of cast Zn-Al alloy ZA27,this paper makes an analysis of the modification mechanism,and foresees the prospects of modification treatment of the alloy.
介绍了变质元素对铸造锌铝合金ZA27显微组织与性能的影响,分析了变质机理,并对ZA27合金变质处理的发展趋势作了展望。
6) modifying treatment
变质处理
1.
5 J, andmodifying treatment increases the wear resistance of Mn17, but decreases it slightly under high impactenergy.
磨损表层的变形组织主要由高密度位错和变形带组成；加工硬化和变质处理的适当配合使超高锰钢在中、低冲击功下具有良好的耐磨
2.
The microstructure and abrasion resistance of V-containing high chromium cast irons can be further improved by modifying treatment.
对含V高铬铸铁进行变质处理可进一步改善其组织和抗磨性能:加Ti可使VC球化;加RE可使碳化物细化;RE和Ti都加效果会更好。
补充资料：seaborgium Sg
分子式：
CAS号：
性质：人工合成的锕系后元素。1974年美国LBL实验室的A. Ghiorso等人用95MeV的18O离子轰击249Cf靶，通过核反应得到263Sg： 差不多与此同时，原苏联Dubna联合核子所的G.N.Ferov和Y. T. Oganessian等人用54Cr8+轰击207Pb或208pb靶得到了259Sg。其中263Sg是得到的最稳定的同位素，半衰期为0.90s左右。
CAS号：
性质：人工合成的锕系后元素。1974年美国LBL实验室的A. Ghiorso等人用95MeV的18O离子轰击249Cf靶，通过核反应得到263Sg： 差不多与此同时，原苏联Dubna联合核子所的G.N.Ferov和Y. T. Oganessian等人用54Cr8+轰击207Pb或208pb靶得到了259Sg。其中263Sg是得到的最稳定的同位素，半衰期为0.90s左右。
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