经批生产考核，精铸球铁铸件的金相组织可达到球化级别2级，石墨球大小6级，珠光体含量10 %的要求。
Some batches of production showed that microstructure of nodular iron in investment casting can reach to 2 grade nodularization, 6 grade nodule size and 10% pearlite.
正确测定球墨铸铁中石墨大小及球化率，是对球墨铸铁组织性能进行评定的基本要求。
It is a basic demand for evaluating the microstructure and performance to determine the graphite size and its spheroidization rate in nodular cast iron.
再结晶是形变组织球化过程的必要条件。
Recrystallization is the necessary condition for spheroidization of the deformed texture.
研究了合金化和球化工艺对超高碳钢组织和性能的影响。
The influence of alloying and spheroidization process on microstructure and mechanical properties of UHCS is investigated.
通过在中硅耐热铸铁中添加不同组合的合金元素稀土、铜、钛使其合金化，经过孕育和球化处理，得到铁素体+珠光体+球状石墨的金相组织。
Adding different alloy combination of re, copper and titanium, then through gestation and nodulizing disposal, we got the fine texture of ferrite pearlite and spheroidal graphite.
通过液淬法获得挤压比为40的AZ91D镁合金等温处理过程中的半固态组织，研究其球化机制。
Microstructural spheroidization of extruded AZ91D magnesium alloys with a high extrusion ratio of 40 was investigated at semisolid state.
经金相分析发现，其金相组织出现了珠光体中度球化现象。
The metallographic analysis found mild spheroidization of pearlite in metallographic structures.
结果表明：适当提高球化退火温度，可获得碳化物粒子尺寸及间距均较大的球化退火组织。
The results show that the spheroidal annealing structure in which the size and spacing of carbide particles are bigger can he gained through suitably rising the spheroidal annealing temperature.
研究了铌对M2高速钢的共晶碳化物组织和共晶碳化物高温球化的影响。
The effect of Nb on the as-cast microstructures and the prespheroidization at elevated temperature of eutectic carbides of M2 high speed steel was studied.
研究了球化剂中氧化镁含量对球化效果、球铁的显微组织和性能的影响，以及球化剂中所能允许的氧化镁临界含量的确定方法。
The influences of the MgO content of the nodularizing alloy on nodularizing effect, microstructure and mechanical properties of nodular irons, as well as the method to …
研究了球化剂中氧化镁含量对球化效果、球铁的显微组织和性能的影响，以及球化剂中所能允许的氧化镁临界含量的确定方法。
The influences of the MgO content of the nodularizing alloy on nodularizing effect, microstructure and mechanical properties of nodular irons, as well as the method to …
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