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▲制冷用钢制焊接压力容器技术条件由机械部通用机械研究所等单位负责起草的机械部标准“制冷用钢制焊接压力容器技术条件”供会议审查稿已经完成,1983年11月召开审查会。标准考虑了制冷压力容器的特殊要求,以
▲ Technical Specifications for Welding Pressure Vessels for Refrigeration Steel Machinery Standard “Technical Specifications for Welding Pressure Vessels for Refrigeration Steel” drafted by General Machinery Research Institute of Ministry of Machinery for the drafting of the conference review draft has been completed and the review meeting held in November 1983 . The standard takes into account the special requirements of refrigeration pressure vessels