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1)  limiting drawing ratio
极限拉深比
1.
In order to validate the simulation results,the limiting drawing ratio tests were also performed.
采用Gleeble3500热模拟实验机进行了单向拉伸实验,分析了AZ31镁合金板材的力学性能;以此实验数据为基础,对温热冲压过程进行了数值模拟,研究了拉深温度、压边力等工艺因素对镁合金板材成形性能的影响;通过极限拉深比实验,对数值模拟结果进行了实验验证。
2.
It was found that the formability of the AZ31 magnesium alloy sheet with thickness of 1mm was better between 200 ℃ and 275 ℃, and the limiting drawing ratio(LDR) was 2.
结果表明:在200~275℃之间,板厚为1mm的AZ31镁合金薄板具有较佳的热拉深成形性能,可得到最大极限拉深比为2。
3.
The factors which affect the formability and limiting drawing ratio (LDR) is also discussed, including mould structure, forming temperature, drawing speed, blank holder method, lubricating condition, et al.
主要介绍了镁合金塑性加工工艺中拉深工艺的研究情况,并结合作者的研究论述了在镁合金拉深过程中模具结构、成形温度、拉深速度、润滑条件、压边方式等对拉深成形效果和极限拉深比的影响,以此为镁合金拉深件的设计及拉深工艺的制定提供参考。
2)  limit drawing ratio
极限拉深比
1.
The effect of deformation temperature and deformation speed on the limit drawing ratio (LDR) and microstructure of the roll-casting AZ31 magnesium alloy sheet.
研究了变形温度、变形速度对铸轧AZ31镁合金板的极限拉深比(LDR)和组织的影响。
3)  Limited drawing ratio (LDR)
极限拉深比(LDR)
4)  Deep-drawing limit
拉深极限
5)  Limited Deep Drawing
极限拉深
6)  ultimate depth-diameter ratio
极限深径比
补充资料:比拉米可
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性质: 又名卡马风。盐酸盐为白色结晶性粉末。熔点209~210℃。溶于水、乙醇,微溶于乙醚。由联苯胺为原料制得。为抗阿米巴病药,用于急、慢性阿米巴痢与肠外阿米巴病,可与依米丁合用。制剂为片剂。

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