This kind of refractory castables have good flow characteristics and excellent mechanical properties, and their hot rupture strength is better than that of ultra-low cement bonded corundum castables. 硅溶胶结合刚玉浇注料具有良好的流动性和常温强度,其高温热态抗折强度高于水泥结合刚玉浇注料。
Meanwhile, the creep rupture strength of sheet increases along with increasing reduction in the last fire. 同时,板材的持久强度也随着最后一火变形量的增大而升高。
Study on Improving Rupture Strength and Surface Hardness of Set Gypsum 提高建筑石膏抗折强度和表面硬度的研究
The paper explores the effect of the heat treatment temperature on the rupture strength of P91 steel welding joint. 本文探求了热处理温度对P91钢焊接接头持久强度的性能影响。
Effect of cyclic stress on creep rupture strength of a cast superalloy with high Al and Ti contents 循环应力对一种高铝钛铸造镍基合金持久强度的影响
When webs weight increases, rupture strength, tearing strength and bursting strength are increased. 随着纤网定量的增加,断裂强度,撕破强度和顶破强度增加。
The effect of Mo, V and Nb on creep rupture strength of 10% Cr ferritic heat resistant steel has been studied. 研究了钼、钒、铌对10%Cr铁素体耐热钢持久强度的影响。
Both of elements Hf and Zr increase the stress rupture strength and ductility of cast superalloys at intermediate temperature and also improve the tensile strength and ductility at room temperature. Hf和Zr可提高铸造高温合金室温拉伸和中温持久的强度和塑性。
The influence of different raw material iron powder, copper contents in matrix skeleton and different quenching temperatures on the density, hardness and transverse rupture strength of heat-treated copper-infiltrated steel was investigated. 研究了不同原料铁粉、基体骨架铜含量以及不同淬火温度对渗铜钢热处理后密度、硬度和抗弯强度的影响。
Stress rupture strength of alloy is decreased in increase of iron content, but its effect on tensile properties is little. 随着铁含量的增加,合金的持久强度降低,但对拉伸性能影响较小。
The road performance test include: compression strength, cleavage strength, rupture strength, modulus of compression strength resilience, shrinkage, fatigue test and washout test. 路用性能的试验内容包括:抗压强度、劈裂强度、抗弯拉强度、抗压回弹模量、温缩干缩、抗冲刷试验、冻融试验和疲劳性能试验。
The result shows the concrete rebounding value, compressing strength, tensile splitting strength, rupture strength and elastic modulus are reduced in different degree by adding recycled aggregates. 试验结果表明,随着再生骨料掺入量的增加,混凝土的回弹值、抗压强度、劈裂抗拉强度、抗折强度和弹性模量均有不同程度的降低。
Therefore, a new stress rupture equation with high reliability and confidence is derived, which overcomes the shortcomings in the current method. This equation can accurately predicted the creep rupture strength and creep life with high reliability and confidence. 本文发现并纠正了现行方法中的错误,建立了一种新的蠕变持久可靠性方程,根据该方程可以准确地预测高置信度和高可靠度的蠕变持久强度和使用寿命。
Effects of various alloying elements on creep rupture strength and structural stability of steel 102 have been investigated with 7 heats of experimental steels, which were normalized and tempered before testing. 本文通过七炉试验钢研究了硼、钼、钨、钒和钛等元素对102钢持久强度、伸长率和组织稳定性的影响。
The transverse rupture strength and abrasion ratio of the composite sintered with ion implanted diamond were notably improved as well. 此外,和离子注入前相比,用离子注入后的金刚石烧结的复合材料的抗弯强度和磨耗比也有了较大幅度的提高。
The measures to improve high temperature creep rupture strength of 9~ 13Cr steel are detailed. 较详细地介绍了提高9~13Cr钢高温蠕变强度的措施。
Effects of carburizing time on microstructure and transverse rupture strength of graded cemented carbides 渗碳时间对梯度硬质合金显微组织和抗弯强度的影响
Fe_2Mo and M_6C are very important in maintaining the long time creep rupture strength at high temperature. Fe2Mo、M6C对维持高温长时间持久强度有重要贡献。
Rupture strength, plasticity, and life fo low cycle fatigue of alloy is increased, and north sensitivity is eliminated. 提高了合金的持久强度和塑性,消除缺口敏感性,同时提高了合金的高温低循环疲劳寿命。
Microstructure and rupture strength of WC Co Ni cemented carbide WC-Co-Ni硬质合金的微观组织和断裂强度
At first, RCC rupture strength and fracture coefficient is acquired by RCC fracture test, which provides basal datum for following calculation and model test. 首先进行了碾压混凝土的断裂性能试验,获得了碾压混凝土的断裂韧度、断裂能等力学指标,为计算分析和试验研究提供了基础资料;
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. 光滑和预制裂纹的高温合金试件的应力持久寿命的实验结果说明,预先存在的小裂纹,严重地降低高温合金构件的应力持久强度和寿命。
Transverse rupture strength and compressive strength are approximately 910 MPa and 3.04 GPa, respectively. TN30的抗弯强度和抗压强度分别达到910MPa和3.04GPa。
The effects of trace Mg and Zr on the high temperature north rupture strength and low cycle fatigue of GH 4113B turbine disk were investigated. 研究了微量镁和锆对GH4133B合金涡轮盘高温缺口持久性能及使用性能下的高温低循环疲劳性能的影响。
Coalescence, and growth of the carbides will lower the creep rupture strength. 这些析出物的聚集和长大将导致持久强度的降低。
Study on creep rupture strength and microstructure of ferritic heat resisting steels 铁素体耐热钢的组织与持久强度的研究
And at the same time, the ratio of pressive strength and rupture strength has the tendence of decrease. 同时,与以往的半刚性基层相比,该结构的抗压强度与抗折强度的比值有明显减小的趋势。