1) N-RE multi-inoculants
氮-稀土复合孕育剂
1.
The effects of N-RE multi-inoculants on the structure and properties of grey cast irons are studied.
研究了氮－稀土复合孕育剂对灰铸铁组织及性能的影响。
2) rare earth mixed inoculant
稀土复合孕育剂
1.
Investigates the effect of rare earth mixed inoculant RCC on the properties and structure of gray iron with low Cr Mo content.
研究了稀土复合孕育剂ＲＣＣ对高碳当量低铬钼灰铸铁性能和组织的影响。
3) RE inoculators
稀土孕育剂
1.
Through stepwise regression analpeis, the fade curves of the inoculation quotas Dc、σb、BI、HB、σHB,of 75SiFe and of three RE inoculators, have been got.
通过逐步回归分析来得了75SiFe以及3种稀土孕育剂的孕育指标De、σb、BI、HB和σHB的衰退曲线，以75SiFe孕育剂为参照标准，对比分析了三种不同种类的稀土孕育剂的衰退特性及其原因。
4) RE-Ba-Ca inoculant
稀土钡钙孕育剂
1.
The effectiveness of postinocuIating ductile iron with 75SiFe and RE-Ba-Ca inoculant were studiedand comparaed.
对用75SiFe和稀土钡钙孕育剂瞬时孕育球铁的效果进行了对比试验。
5) compound inoculation
复合孕育剂
1.
The strengthening mechanism of RE multi-compound inoculation has been studied by using the method of metallurgical analysis.
通过金相分析方法对RE多元复合孕育剂的孕育强化机理进行研究。
6) compound inoculants
复合孕育剂
1.
The Si-Sr and Si-Fe compound inoculants with different contents are used to treat the boron cast iron.
用不同配比Si Sr与Si Fe复合孕育剂对含硼灰铸铁孕育处理,研究了Si Sr复合孕育剂对其金相组织、力学性能及冶金质量指标的影响。
2.
Investigates how the compound inoculants of which the mass fractions of Si-Ba is formulated differently, affect the burn-off rate of boron, microstructure and mechanical properties of the B-bearing gray cast iron.
以含硼生铁配置的硼灰铸铁为对象,研究了不同质量分数的SiBa复合孕育剂对其硼元素烧损率、金相显微组织和力学性能的影响·实验结果表明:随SiBa孕育剂质量分数的增加,B的烧损率逐渐降低,由25%降至8%;而抗拉强度、硬度却随之递增,SiBa质量分数为48%时出现峰值,抗拉强度σb为282MPa,硬度为228HBS·此时,组织中石墨形态呈现A型分布,共晶团得到细化,数量由390个/cm2增加到780个/cm2;与其他几组试验结果相比,硼碳化物呈小块状且均匀分布在珠光体上·经过与标准图谱对比知,珠光体体积分数大于95%
3.
In this paper,the effects of several compound inoculants on gray cast iron′s properties with 3 8%～4 1%CE were investigated.
研究了几种复合孕育剂对较高碳当量 (CE =3 8%～ 4 1% )灰铸铁性能的影响 ,试验并经实际生产结果表明 ,选择 6 0 %SiBa + 40 %SiFe作为高碳灰铸铁件的复合孕育剂 ,其抗拉强度稳定在 2 5 0MPa以上 ,并能减小白口宽度和断面敏感性 ,满足实际生产要求。
补充资料：孕育剂
incubater,inoculant：浇注以前，在一定的条件下向液体合金中加入一定量的促进异质形核的固态物质，以改变铸造合金的凝固过程，改善结晶组织，从而提高铸造合金性能，该固态物质叫孕育剂。
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