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余热锅炉钢结构高强度螺栓转角法连接质量的检验与应用
引用本文:王海荣,李丽伟,陈乃超,任建兴. 余热锅炉钢结构高强度螺栓转角法连接质量的检验与应用[J]. 江苏电机工程, 2008, 27(6): 76-79
作者姓名:王海荣  李丽伟  陈乃超  任建兴
作者单位:1. 上海市特种设备监督检验技术研究院,上海,200062
2. 上海电力学院能源与环境工程学院,上海,200090
摘    要:针对余热锅炉钢结构高强度螺栓在转角法工艺条件下连接,轴向预紧力难以测量和检验,提出了高强度螺栓连接安装质量监督检验的有效方法。通过比较扭矩法和转角法的不同,分析了扭矩与转角之间的关系范围。利用该范围条件通过扭矩可以有效的检验转角和轴向预紧力的方法。最后,对余热锅炉钢结构试验表明了该检验方法的可操作性和有效性.

关 键 词:高强度螺栓  转角法  扭矩  轴向预紧力

Quality Inspection and Application of Rotation Method of High Strength Bolt Connecting in HRSG Boiler
WANG Hai-rong,LI Li-wei,CHEN Nai-chao,KEN Jian-xing. Quality Inspection and Application of Rotation Method of High Strength Bolt Connecting in HRSG Boiler[J]. Jiangsu Electrical Engineering, 2008, 27(6): 76-79
Authors:WANG Hai-rong  LI Li-wei  CHEN Nai-chao  KEN Jian-xing
Affiliation:WANG Hai-rong1,LI Li-wei2,CHEN Nai-chao2,REN Jian-xing2(1.Shanghai Institute of Special Equipment Inspection & Technical Research,Shanghai 200062,China,2.Shanghai University of Electric Power,Shanghai 200090,China)
Abstract:The axial preloads are difficult to measure and check when the steel structure high strength bolt connecting is implemented by rotation method.Aiming at this problem,an effective monitor and inspective method of axial preload of high strength bolt is put forward in the paper.By comparing the torque method with the rotation method,the relationship range between torque and rotation angle is analyzed.On this basis,the rotation angle and axial preload can be checked effectively.Finally,the experimental results ...
Keywords:high strength bolt  rotation method  torque method  axial preload  
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