TMF热机械疲劳试验机技术.docVIP

TMF热机械疲劳试验机技术600-1100时对IC10合金进行同相位、反相位应变控制热机械疲劳实验。发展了一种三参数幂函数能量方法的寿命预测方法，并用于材料的热机械疲劳 分别用微裂纹扩展模型、Manson-Coffin方程和拉伸迟滞能模型（Ostergren）对粉末冶金盘材料FGH95合金的热机械疲劳寿命进行了预测。研究热作模具钢在应力控制下的等温疲劳和同相热机械疲劳寿命,发现在相同的应力幅下,同相(最高温度550,最低温度250)热机械疲劳寿命低于上限温度的等温(温度550)疲劳 ...根据高温合金材料的力学性能,以弹粘塑性本构模型为基础,用数值模拟方法研究材料的热机械疲劳循环特性.模型将应变分为弹性应变、温度应变和粘塑性应变三部分,热机械疲劳（thermal mechanical fatigue）. 热机械疲劳：温度循环与应变循环叠加的疲劳。TMF热机械疲劳试验机技术资料 Main Technical Specifications?????????Max. axial test load ????????±300 kN?????????Axial accuracy from 3 - 300 kN ????????Class 0.5 %according ISO 7500-1 BS6110, ASTM E4?????????Piston stroke????????100 mm (± 50 mm)?????????Piston stroke accuracy acc. to ISO EN 9513????????Class 0.5 %?????????System pressure ????????280 bar?????????Frequency range, axial????????up to 30 Hz?????????1 Moog-Servovalve for axial actuator????????G761 series?????????Axial Stiffness of load frameat testing height of 400 mm????????900 kN/mm?????????Approx. Axial Stiffness of complete machine including load cell ????????300 kN/mm ?????????Max torsional moment????????± 1000 Nm?????????Max. torsional angle????????± 50°?????????Frequency range, torsional????????up to 15 Hz?????????1 Moog-Servovalve for axial actuator????????G761 seriesTMF热机械疲劳试验机技术资料TMF热机械疲劳试验机TMF热机械疲劳试验机技术原理图 High temperature furnace, Type STE-12 H Version 08 available for 900°C, 1000°C and 1100°C 高温环境试验炉STE-12 H-08 High quality 3-zone split model for easy installation of specimen and extensometer. 三段温区及对开易于装备附件 Both halves of the furnace are hinged on a common axis, which also serves as a swivel mounting for the furnace.对开式高温炉系列,在同一个轴线上安装方便Power supplies, the temperature control thermo-elements, and apertures for customers own thermo-elements are mounted on the furnaces rear side.电源及热电偶温度控制器在高温环境箱后Furnace case made from stainless steel.高温炉炉体外为不锈钢炉壁The Version 08 can come in various dimensions to suit loadstring. 08系列产品有不同规格尺寸可供客户选择The furnace features extensometer cut-out. Technical Data: 技术指标?????????3