The instability includes elastic instability and plastic instability in open-die extrusion.
轴 类零件开式挤压失稳包括弹性失稳和塑性失稳。
The effect of micro-damage on the plastic instability in uniaxial tensile testing has been studied in this paper.
本文研究了单轴静拉伸条件下微孔损伤对塑性失稳的影响。
The effects of anisotropy, strain rate sensitivity, imperfection and its amplitude and inertia on plastic instability are discussed.
还讨论了材料各向异性、应变率敏感性、不均匀性及其幅度、惯性等因素对塑性失稳的影响。
By analyzing the real stress - strain curve with theory of plastic instability and using this testing method, another form of the forming limit diagram has been found.
在利用共稳理论对实际应力应变曲线进行分析的同时,得出了求作板材成形极限图的新方法。
By the conditions of plastic stability of a column, the critical coning of die cavity is derived. conditions under which plastic instability can be avoided during upsetting a...
利用压杆塑性稳定条件,导出了锥腔的临界角;提出了不产生塑性失稳镦锻的综合条件。
The plastic instability, i. e. multiple necking fracture before the fragmentation was fundamentally analyzed, and the fragments distribution was obtained from the energy balance theory.
对无氧铜在破碎前出现塑性失稳——多重颈缩进行了初步分析,利用能量平衡的破碎理论给出了无氧铜环的破碎分布。
By the conditions of plastic stability of a column, the critical coning of die cavity is derived. conditions under which plastic instability can be avoided during upsetting are proposed.
利用压杆塑性稳定条件,导出了锥腔的临界角;提出了不产生塑性失稳镦锻的综合条件。
The plastic instability behavior of the laser-textured steel sheet with defined surface features is investigated. Comparison is made with the normal sheet taken from the same coil of meatal sheet.
试验研究了具有一定形貌及粗糙度的激光毛面薄钢板及同材质普通薄钢板的失稳行为。
The plastic instability behavior of the laser-textured steel sheet with defined surface features is investigated. Comparison is made with the normal sheet taken from the same coil of meatal sheet.
试验研究了具有一定形貌及粗糙度的激光毛面薄钢板及同材质普通薄钢板的失稳行为。
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