拉伸应力松弛试验.第2部分:螺栓接合模型规程 【英文名称】 Metallic materials - Tensile stress relaxation testing - Part 2: Procedure for bolted joint models 【国标分类】 金属力学性能试验方法 ( H22 ) 【ICS分..
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本文探讨了预应力钢材常温拉伸应力松弛试验中，初始试验力保持时间的意义与作用。
This paper describes the significance and role of the initial test load holding time in the tensile stress relaxation test at room temperature for the pre-stressed rolled steel.
并以常规的等速拉伸和应力松弛试验作对比。
Meantime, conventional constant-rate elongation tests and stress relaxation tests are conducted with DCS-500.
本文对常用的PP打包带进行拉伸试验，研究了不同温度处理后不同应力条件下PP打包带的应力松弛现象。
This paper deals with the PP strap tensile test, studied at different temperatures under different stress conditions after treatment with PP packing stress relaxation.
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