轧制

The effect of rolling reduction and temperature on the microstructure and mechanical properties of 7050 aluminum alloy was investigated.

研究了轧制变形量和轧制温度对7050铝合金显微组织和力学性能的影响。

Then the interpolation method and analogue method can be used for calculating descaling temperature.

并在此基础上，提出适用于中厚板轧制的板形锁定法，理论推导和现场应用均已证明，这种方法能够在对厚度控制微小影响的前提下，避免轧制宽薄材时板形容易出现边浪的缺陷。

Rolling force is the important parameter for skew rolling process design of anchor rod .

轧制力是斜轧锚杆工艺设计的重要参数，轧制力的变化受到各工艺参数的影响。

Based on force diagram an analytical expression between some factors and splaying angle of the bar is brought forward, pointing out that splaying angle of the bar should be 2 3 degrees, and slitting angle should be 30 degrees approximately, outboard slant angle on the slitting groove should be 45 50 degrees and bite angle should be 7 8 degrees.

为稳定小规格带肋钢筋的三线切分轧制，对涉及棒材张开角的切分孔孔型诸角度进行了分析，通过对轧件受力状态的讨论，提出了诸因素与棒材张开角之间的解析式，指出满足三线切分稳定轧制时的棒材张开角应为 2°～ 3°，相应的孔型切分角为 30°左右，孔型外侧壁倾角应在 4 5°～ 5 0°之间，咬入角可控制在 7°～ 8°之间等。

This invention is advanced in technique, reasonable and simple, convenient to operation and needs a little time for auxiliary operation; fit to multiple times to-and-fro rolling to realize high extensibility and multiple standard wall thickness, increases produce efficiency, decreases cost and has good economic benefit and application value.

本发明工艺科学先进，合理简单，操作方便，辅助操作的时间短。可多次压下往复轧制，实现高延伸率，实现多种规格壁厚的产品轧制，提高生产效率，降低生产成本，具有很好的经济效益和应用价值。

The rolling force and energy calculation equition for 42CrMo steel was carried out by practically measured technical parameters and theoretical math model and based on the analysis of the process and equipment abilities in the Alloy Bars Factory, Special Steel Brach,BaoSteel Co.,Ltd. The optimized technology was further determined for 42CrMo steel rolling with cooling.

摘 要：本文在分析了宝钢股份公司特殊钢分公司合金钢棒材分厂的生产工艺和设备能力基础上，通过现场实测的工艺参数并结合理论计算模型，建立了42CrMo钢的轧制力能参数计算公式，确定了42CrMo钢的降温轧制的优化工艺。

This proves that the calculating results of streamline strip element method are reliable, and satisfied with demands from engineer work.

关于300mm四辊冷带轧机轧制铝带压力摩擦力张力和1850mm六辊CVC冷带轧机轧制铝合金带前张力横向分布的计算结果与实验结果吻合较好，证明了该流线条元法计算结果可靠，可满足工程实际要求。

The process consists of the pre-treatment of magnetic filter product, cleanout of oil, washing with water and drying at low temperature.

冷轧乳化液由体积分数为2%～10%的轧制油和水均匀混合而成，轧制油的主要组分是矿物油、植物油以及乳化剂。

The rolling emulsion and oil pipe form a closed

独特的二辊和三辊结合的轧制方式，使得轧制的杆材具有优良的机械性能。

Analyze aluminum foil mill coiler constant tension control,supporting to have got the actual meaning with the rolling mill maintenance the production control.

分析了铝箔轧制恒张力控制，对箔卷轧制生产控制和轧机设备维护有实际的意义。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了