为了成形大断面收缩率轴类零件，进行了楔横轧二次楔入试验。
For the sake of the axis accessory's figuration, the experiment of second wedge heavy section shrinkage was carried out.
为了成形大断面收缩率轴类零件，进行了楔横轧二次楔入试验。
Experimental study on limit-section shrinkage of one wedge in cross wedge rolling;
钢板的抗层状撕裂性能采用厚度方向拉力试验的断面收缩率来评定。
The steel plate 'performance in the lamellar tearing resistance aspect can be assessed by reduction in area when doing tension test of through-thickness.
该研究拓宽了楔横轧加工界限，对大断面收缩率产品的开发有重要意义。
This study result widens the processing limit of cross wedge rolling and is of momentous significance to develop heavy section shrinkage products of cross wedge rolling.
结果表明：轧制温度对晶粒尺寸影响显著，其次依次为壁厚、断面收缩率。
The results show that the effect of temperature on grain size is outstanding, next is wall thickness, section reduction in order.
当杆的断面收缩率比杯形部分断面收缩率大得较多时，不适合直接用复合挤压成形。
When the shrinkage of the rod fracture surface much more than that of the cup part fracture surface, its formation by compound extrusion is not applicable.
通过测试研究还得到两种钢筋的极限强度、延伸率和断面收缩率等其他高温力学性能参数。
According to the testing and studying, ultimate strength, elongation and shrinkage on cross section of two kinds of steel bar were determined.
焊后试件的性能测试结果表明，焊接接头的拉伸强度、断面收缩率、延伸率及冲击韧性均已超过母材。
The results of performance measurement test show that tensile-strength, contraction of cross sectional area, elongation percentage, dynamic ductility of the weld all exceed their base metal.
高碳钢中加入的铬元素抑制先共析铁素体析出，减小珠光体片层间距，可明显提高抗拉强度，提高断面收缩率，改善线材的拉拔性能。
By cr microalloying, the fore eutectoid ferrite eduction is restrained, the distance between rows of pearlite is decreased, then the tensile strength, section shrinkage and drawing property of high...
通过对45钢两种试样状态及冶炼、轧制工艺的分析，找出了白点是导致45钢断面收缩率不合的根本原因，钢中氢含量高是内因，轧后冷速过快是外因。
By analyzing the states of two samples and smelting and rolling process, it was found out that the essential reason resulting in area reduction disqualification of Steel 45 was flake.
通过对45钢两种试样状态及冶炼、轧制工艺的分析，找出了白点是导致45钢断面收缩率不合的根本原因，钢中氢含量高是内因，轧后冷速过快是外因。
By analyzing the states of two samples and smelting and rolling process, it was found out that the essential reason resulting in area reduction disqualification of Steel 45 was flake.
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