1) complex inoculant
多元复合孕育剂
1.
Different complex inoculants containing Sb,small amount alloy elements,scan electric microscope,operation test for 200 hours,and durability test for 1 000 hours were used to research the application of high strength gray iron in thin wall cylinder blocks.
采用低合金化、含锑多元复合孕育剂、扫描电镜、200h台架试验、以及1000h耐久试验等方法对新型薄壁柴油机缸体铸件进行了研制与应用试验。
2.
1%, small amount of alloy elements are added, and complex inoculant containing Sb is used, high strength gray iron with tensile strength higher than 270 MPa can be obtain.
采用低合金化、含锑多元复合孕育剂、扫描电镜、200h台架试验、以及1000h耐久试验等方法对新型薄壁柴油机缸体铸件进行了研制与应用试验 试验结果表明:碳当量控制在3。
2) 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。
3) 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。
4) Compound inoculant
复合孕育剂
1.
The experiment and production results show that when 60%BaSi+40%SiFe is selected as compound inoculants for gray cast iron′s cylinder block with 3.
采用较高碳当量的铁水成分 ,分别加入几种孕育剂对其进行孕育处理 ,同时加入合金元素 试验及实际生产结果表明 ,选择 60 %BaSi+40 %SiFe作为高碳灰铸铁件缸体的复合孕育剂并加入合金元素 ,其抗拉强度能稳定在 2 50MPa以上 ,并减小白口宽度和断面敏感性 ,达到了设计要求 笔者对孕育机理进行探讨 ,并对孕育后的组织进行分
2.
Result shows that bearing housing of 95% A-type graphite and 300 MPa tensile strength can be reached through compound inoculant and increasing sulphur content.
结合生产实践,分析了中频电炉条件下生产高强度涡轮增压器中间体铸件,通过添加复合孕育剂和增S措施,获得95%的A型石墨,抗拉强度300MPa的高强度中间体铸件。
5) 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。
6) high-efficiency fading-resistant inoculant
高效复合孕育剂
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