The test results of nonproportional low cycle fatigue under multiaxial loading of 316L stainless steel are used.The present multiaxial low cycle fatigue life prediction methods are discussed.

• 摘要利用对316L不锈钢多轴非比例加载低周疲劳的试验结果，对现有的多轴低周疲劳寿命估算方法进行讨论；