轧制

A lot of plants have applied the technique to the bar and the wire steel producing line, but there are many problems that the products quality is not steady and the slit breed is single and so on.

国内许多厂家的棒、线材生产线应用了切分轧制技术，但在应用过程中也出现了产品质量不稳定、切分品种单一等诸多问题。

The results show that microstructure of rolled steel is bainite + sorbite + some nubby ferrite, and the hardness is 32 HRC.

结果表明，该钢在轧制状态能获得贝氏体+索氏体+少量块状铁素体组织，硬度达32HRC。

It is found that the fine tempering sorbite is obtained in condition of 930℃ direct quenching temperature and 640℃ tempering temperature after controlled rolling.

结果表明：经奥氏体再结晶区和未再结晶区两阶段结合控制轧制后在线930℃直接淬火、640℃回火，钢板可获得均匀、细小的回火索氏体组织，其综合力学性能均超过标准要求。

It is found that the fine tempering sorbite is obtained in condition of 930℃ direct quenching temperature and 640℃ tempering temperature after controlled rolling. The mechanical properties of SPV490 steel plate are above the standard requirement.

结果表明：经奥氏体再结晶区和未再结晶区两阶段结合控制轧制后在线930℃直接淬火、640℃回火，钢板可获得均匀、细小的回火索氏体组织，其综合力学性能均超过标准要求。

This mill rolls stainless steel through a series of rolls, to achieve a desired thickness and surface quality.

轧机使不锈钢经过一系列的轧制，达到理想的产品厚度和产品质量。

A new environmental friendly free cutting brass containing stibium instead of lead was produced by casting and rolling.

采用熔铸、轧制的方法生产出了以锑代铅的环保型无铅易切削黄铜板材。

Plastic strain stretching to failure at room temperature induced over 85% volume percent of martensite at all of tested steels. The higher cold rolled strain of steels, the smaller strain at which martensite transformation onset during stretching, but it didn't increase the saturate volume fraction of martensite.

所有301L冷轧板拉伸试样近断口处都发生了85 %以上的马氏体相变，轧制变形量增加，室温拉伸应变诱发马氏体转变开始的应变减小，但未增加马氏体转变饱和值。

And the effect of the strip mesh density on the simulation result is also studied in this paper.

另外对轧制仿真过程中网格密度对计算精度的影响也进行了计算和比较。

The principle of twin symmetry roll axle-mill was introduced.A new process was proposed which was for twin symmetry roll axial rolling passive spiral bevel gears.The deformation process by the new technology was analyzed by rigid plastic FEM software.Rolling force was calculated in theory.

介绍了对称双辊轴向轧机原理，提出了对称双辊轴向轧制成形螺旋锥齿轮新工艺，利用刚塑性有限元模拟软件对新工艺变形过程进行了仿真分析，对成形工艺力进行了理论计算。

The results show that the dimensional accuracy of the tapered parts is satisfactory.

结果表明，该系统可以明显提高变断面零件轧制的尺寸精度。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。