有效测量范围(kN): 2%—100% 试验力分辨率: 300000分之一 示值准确度: ≤±0.5% 变形分辨率(mm): 0.001 变形测量误差: 0.5%FS 标距:500mm-800mm 量程:12mm 试样长度(mm): ≧2450 拉伸行程(mm): 0—200 钢铰线夹具规格(mm): φ12.7、φ15.7 、φ18 夹头移动速度(mm/min): 0—20 温度传感器分辨率: 0.1℃ 温度传感器误差: 0.2℃
5.23 松弛试验机(relaxation testing machine) 在恒定温度下,保持试件的总变形不变,在规定时间间隔内测量其松弛应力的材料试验机。
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本文还做了玻璃应力松弛试验,结果表明,采用RD_2 - 3型改进应力松弛试验机是可靠的。
In addition, stress relaxation of glass is studied. Relaxation curves show that the modified type RD_2-3 stress relaxation testing device is reliable.
本发明公开了一种松弛试验机,本发明包括有设置在试样上的测量试样长度变形量的变形测量装置。
The relaxation test machine includes one deformation measurer set on the test sample to measure the length change of the test sample.
本文详细论述了应力松弛试验机的国内外概况,在此基础上阐述了SC - 200应力松弛试验机的结构及性能特点。
The general situation about stress relaxation testing machine both at home and aboard, the structure and performance of SC-200 stress relaxation testing machine are expounded.
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