Through the microstructure analysis and residual stress measurement on a quenching test-piece, the feasibility of the numerical simulation is proved.
通过对淬火试件进行金相组织分析和残余应力测量,验证了数值模拟的可行性。
The quenching sensitivity of 7050 aluminium alloy hot-rolled plate was studied by using end quenching test and optical microscopy (OM) and transmission electron microscopy (TEM).
用末端淬火、光学金相显微镜和透射电镜技术研究7050铝合金热轧板的淬火敏感性。
Its CCT curve was determined by test. The influence of quenching and tempering temperature on the mechanical properties was also studied.
试验测定了该钢的CCT曲线,探讨了淬火和回火加热温度对该钢力学性能的影响。
Test showed that the low temperature quenching process may cause the outer rings to have excellent and stable strength, toughness and wear-resistance.
试验结果表明,低温淬火工艺可使外套圈获得优良强韧性与耐磨性。
The sensibility of the harden structure of high carbon steel to hydrogen and stress is researched through the tensile test of quenched specimens and charging hydrogen specimens after quenching.
利用高碳钢淬火试样及淬火后充氢试样的拉伸试验,研究了高碳钢淬硬组织对氢和应力的敏感性。
The test methods of cooling characteristics of quenching oils were introduced.
介绍了淬火油冷却性能的测定方法。
The test results offered a theoretical basis for determining the heat treating technic parameters of U74 rail steel, and the quenching quality can be improved.
从而为现有U74轨钢制定淬火工艺参数提供理论指导,以提高其淬火质量。
The test results show that the surface of H13 steel can obtain the optimum performance at temperature of complete annealing, quenching and tempering.
试验结果表明H13钢在最佳完全退火温度、淬火温度、回火温度下可得到最优综合性能。
A respirometer has been developed for toxicity test based on the principle of fluorescence quenching by oxygen.
提出了一种新的生物毒性试验方法;应用氧对萤光淬灭的原理研制了一种呼吸计量仪。
The service condition of aluminium alloy casting dies are analysed in this paper. The test of vacuum heat treatment process by high pressure gas quenching for the dies have been carried out.
分析了大、中型铝合金压铸模的工作条件,进行了真空高压气冷热处理工艺的试验研究,选出了适宜的工艺参数,并应用于生产。
The influences of quenching temperature on mechanical properties of the pipeline steel were investigated by means of microscopic analysis and mechanical property test.
采用力学性能测试、显微组织分析等方法研究了终冷温度对双相大变形管线钢的力学性能的影响。
Test results show that these quenchants are particularly effective for the quenching of steel parts.
故表明,此种介质用于钢铁零件淬火非常有效。
Test results show that these quenchants are particularly effective for the quenching of steel parts.
故表明,此种介质用于钢铁零件淬火非常有效。
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