共找到 150 条与 电力工程综合 相关的标准,共 10 页
Technical regulations on the structure of large-span cable-rod photovoltaic supports
Technical Specifications for Construction and Acceptance of Electric Power Construction (Ultrasonic Inspection of Pipeline Welded Joints)
Technical code for designing DC system of power projects
Code for design of erection and acceptance for power plant construction (welding section)
Code of erection and acceptance for electric power construction-Section of radiographic examination of butt wended joints of pressure steels pipes and tubes
本规范规定了检验焊接接头缺陷,确定缺陷位置、尺寸、当量及缺陷评定的一般方法和探伤结果的分级方法。 本规范适用于电力系统制作、安装和检修设备时壁厚为4~120mm,标称直径大于或等于32mm的钢制承压管道单面焊接双面成型的焊接接头超声波探伤。 本规范不适用于铸钢、奥氏体不锈钢的焊接接头超声波探伤,以及壁厚为4~14mm、标称直径为32~89mm的小径管摩擦焊焊接接头探伤。
Technical code for erection and acceptance of electric power construction-Ultrasonic test section
Technical specification for computer aided design of power engineering
Design code for environmental protection in thermal power plants
Code for Design of DC System in Small Power Engineering
Technical specification for meteorological survey of electric power engineering
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