研究了碳、铬含量对珠光体基体低铬铸铁冲击疲劳抗力及冲击磨损性能的影响。
The effect of carbon and chromium content on the impact fatigue resistance and impact abrasion resistance of pearlitic low chromium cast iron has been investigated in this paper.
通过统计分析，研究了高珠光体含量球铁的基体硬度与球化率和珠光体含量的关系。
By statistical analysis, the relationship between the matrix hardness of the high pearlite-containing nodular iron and its nodularity and pearlite content was investigated.
白口铸铁按基体分为铁素体白口铸铁、铁素体-奥氏体白口铸铁、奥氏体白口铸铁、珠光体白口铸铁和马氏体白口铸铁。
According to their matrix structure, the white irons are divided into ferrite white iron, ferrite-austenite white iron, austenite white iron, pearlite white iron and martensite white iron.
纵截面上，在铁素体基体上分布着沿轧向呈纤维状的珠光体，铁素体条带密度从边缘至芯部呈逐渐减少的趋势。
The microstructure of longitudinal section in rebar was banded ferrite and pearlite and the ferrite band density reduced gradually along radius of rebar.
进而分析了脉冲电场作用下基体中石墨晶核的数量增加，有效地缩短了珠光体分解时碳原子的扩散距离，从而加速了第二阶段石墨化过程中珠光体的转变。
The result indicated that transformation of perlite was accelerated and the quantities of ferrolites was increased under the function of impulse electric field at second stage graphitization.
用普通电阻炉加石墨保护的方法成功地在铁素体基灰铸铁及珠光体基灰铸铁基体上制备了镍基自熔性合金粉末复合材料。
The thermal spraying process was used to obtain the composite coatings of nickelbased self fluxing alloy reinforced by buckytube on plain carbon steel substrate.
基体组织：珠光体含量不小于90%，碳化物不大于1%；
Matrix: Pearlite should be more than 90% with carbide less than 1%;
基体组织：珠光体含量不小于90%，碳化物不大于1%；
Matrix: Pearlite should be more than 90% with carbide less than 1%;
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