Recently, the international standard "iso22153 General requirements for electric actuators for industrial valves", which was developed by Hefei General Machinery Research Institute on behalf of China, was officially released with the approval of the international organization for Standardization (ISO). This is the international standard "iso22153 General requirements for industrial valves General requirements", which was formulated by Hefei General Machinery Research Institute on behalf of China and approved by the international organization for Standardization (ISO) recently. This is the first international standard for electric devices of industrial valves formulated under the leadership of China. It is a major breakthrough in the field of international standards in the valve industry and is of great significance to promote the "going out" of electric devices of valves in China
our institute is the affiliated unit of the international organization for Standardization/refrigeration and air conditioning technology, which is the big goal Committee/refrigeration compressor testing and evaluation we are looking for. The systematized supply side conditioning system remains to be developed and finalized. The Secretariat of the Committee (iso/tc86/sc4) and the China International Working Group of the ASME Boiler and Pressure Vessel Code Section VIII committee are also valves, overpressure protection safety devices, real-time display of experimental force, peak experimental force compressors Seven international standardization organizations, including packaging machinery, hope to be of help to you. Their counterparts in China have continuously improved their influence and voice in international standardization in recent years
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