用断裂韧度、缺口冲击试验评定钢的脆性倾向。
The brittleness tendency of steel has been assessed with fracture toughness and notch impact tests.
试验结果发现冻土的冲击韧度随冲量的增加而呈非线性增加趋势。
The results show that the impact toughness of frozen silt increases in nonlinear with the increase of pendulum impulse.
温度对冲击韧度的影响随冲量的增加而加大。 在试验温度范围内温度的影响远远小于冲量对冲击韧度的影响。
The influence of temperature on impact toughness increases with increase of impulse, and is quite smaller than the influence of impulse in the range of test temperature.
采用浸泡腐蚀试验和腐蚀前后的冲击试验并借助于扫描电镜观察，研究了热强碱介质中高锰钢的腐蚀速率和冲击韧度。
The corrosion weight loss rate and impact toughness of high Mn steel in hot concentrated caustic solution were studied by using immersed corrosion, impact test and SEM.
从焊接性和焊接接头使用性能两个方面入手，结合焊接接头的硬度、拉伸和冲击韧度的测试，对X80管线钢的焊接性能进行了试验分析。
The mechanical properties and weldabilities of X80 pipeline steel were investigated by testing hardness, tensile strength and impact toughness in this paper.
从焊接性和焊接接头使用性能两个方面入手，结合焊接接头的硬度、拉伸和冲击韧度的测试，对X80管线钢的焊接性能进行了试验分析。
The mechanical properties and weldabilities of X80 pipeline steel were investigated by testing hardness, tensile strength and impact toughness in this paper.
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