By controlling knock-out time, bainite structure was obtained in the as-cast low-carbon ductile iron cast with EPC process.
采用消失模铸造工艺，经准铸态贝氏体工艺处理后，得到了贝氏体组织。
Test results show that non-metallic inclusion and bainite structure in the steel are main factors affecting the elongation.
试验结果表明：钢中非金属夹杂物和贝氏体组织是影响伸长率的主要因素。
It shows that even granular bainite structure can be obtained in the condition of air quenching. The temper resistance is better and comprehensive mechanical properties of the steel are higher.
试验结果表明，该钢在空冷条件下可获得均匀的粒状贝氏体组织，具有良好的耐回火性和较高综合力学性能。
The welding metal can form granular bainite structure and mechanics property of welding joints is consistent with the parent metal. The result shows that this welding electrode can meet the need.
通过分析焊接接头组织和力学性能，表明与辙叉母材的性能基本一致，能够满足使用要求。
The influences of different annealing temperature on the structure and hardness was compared and investigated. The proper annealing temperature for the bainite nodular iron roller ring was proposed.
对比研究了不同退火温度对贝氏体球铁辊环组织和硬度的影响，提出了贝氏体球铁辊环合适的退火温度。
The M-A units in granular bainite and granular structure are not the cause of embrittlement.
粒状贝氏体及粒状组织中的M-A岛不是该钢焊接热影响区过热区脆化的原因。
The effects of elements B, Cu and Mn on structure and mechanical properties of the Bainite ductile cast iron in above-mentioned process were investigated.
研究了硼、铜、锰对贝氏体球墨铸铁组织和性能的影响，并讨论了球墨铸铁的性能滞后现象，即等温淬火后随时间延长硬度增加的现象。
After proper heat treatment the steel will have a dual phase structure of austenite and bainite. arranged alternatively in the form of lath ferrite and thin film austenite.
经适当热处理，获得贝氏体铁素体板条与奥氏体薄膜交替排列的奥氏体-贝氏体双相组织。
The fine structure of bainite and the morphology and distribution of carbides in steels were investigated with TEM.
使用TEM研究了钢中贝氏体的精细结构及碳化物的形貌与分布，加入微量元素使贝氏体铁素体组织明显细化。
The experimental result shows that the cracking resistance can be increased effectively as dual-phase structure existed in the layer consisting of lower bainite and lath martensite.
试验证明，当焊缝组织为下贝氏体及板条马氏体双相组织时，能有效地提高焊条的抗裂性能。
When plate martensite is taken as original structure, the slow heating can make gram bainite inherit structure feature of original structure.
以板条马氏体为原始组织，慢速加热可使粒状贝氏体继承原组织特征。
Studied the joint structure and properties of flash butt welding to mining chains round made of new type meta-bainite steel.
研究了新型准贝氏体钢制造的矿用圆环链闪光对焊焊缝的组织与性能。
The structure of the studied steels was bainite, martensite and retained austenite.
研究用钢的室温组织为贝氏体、马氏体、少量残余奥氏体。
Possibility of improving seawater corrosion resistance for alloyed structure steels by the adjusting ratio of ferrite to bainite microstructure has also been discussed in this article.
试验结果及分析表明：调整珠光体- 贝氏体组织比例能够提高合金结构钢耐海水腐蚀性能和力学性能。
Observations showed that the micro-structure of the steel after forging or high temperature rolling was composed of low-carbon martensite, a little part of bainite and residual austenite.
微观组织观察表明，在锻造或高温轧制状态下获得了以低碳马氏体为主，含少量贝氏体和残余奥氏体的复合组织。
The ferrite is obtained first through annealing, then biphase structure of ferrite and bainite is obtained through isothermal quenching.
其经预先退火得到全部铁素体组织，然后等温淬火得到铁素体和贝氏体双相组织的基体。
The ferrite is obtained first through annealing, then biphase structure of ferrite and bainite is obtained through isothermal quenching.
其经预先退火得到全部铁素体组织，然后等温淬火得到铁素体和贝氏体双相组织的基体。
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