the influence of stress rupture notch sensitivity on crack growth rates have been investigated in gh36 iron-base superalloy discs.
研究了gh36合金持久缺口敏感性对裂纹扩展速率的影响。
transformation mechanism of carbides and their effect on the stress rupture property were investigated in a ni-base single crystal superalloy with microcontent of carbon.
碳的镍基单晶高温合金在热处理和持久过程中的碳化物演化机制以及各种碳化物对合金持久性能的影响。
experiment on stress rupture life of smooth and precracked superalloy specimens shows that small preexisting crack seriously reduces the stress rupture strength and life of superalloy components.
the effects of different heat-treatment on microstructure and stress rupture of mx246a have been studied in the present investigation.
研究了不同热处理制度对mx246a合金显微组织和持久性能的影响。
influence of high-temperature aging time on microstructure and stress rupture property of dz951 superalloys was investigated by optical microscopy (om) and scanning electronic microscopy (sem).
采用光学显微镜和扫描电子显微镜研究了高温时效时间对dz951合金组织及其持久性能的影响。
the effects of low angle grain boundaries(labs) on the stress rupture properties of second generation single crystal superalloy dd6 were investigated at 800℃, 850℃ and 900℃.
tensile properties, stress rupture properties, creep properties and fatigue properties of alloy gh150 have been studied under service conditions for the high-pressure compressor blades.
recrystallization occurs at 1150℃ and the stress rupture property decrease notably.
时,合金发生再结晶,再结晶使合金的持久性能明显降低;
because of low fatigue limitation of shaft enduring dynamic-load stress rupture is happened.
对此,在提高轴头疲劳极限和降低变应力两方面采取了相应的改造措施。
high temperature stress rupture behaviour of single crystal ni-base superalloy prepared by different withdrawal rate has been studied.
研究了不同拉晶速率下制得的镍基单晶高温合金的高温持久变形行为。
then, the creep rupture strength experiment at high temperature of 350 ℃ is carried out according to the gb6395-86 metallic materials stress rupture testing at elevated temperature.
按gb6395-86《金属高温拉伸持久试验方法》标準规定对该合金进行了350℃下的持久强度试验。
this is accomplished by evaluating long-term stress rupture data, tested in conformance with astm d-1598, on pipe made from the material.