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各省、自治区、直辖市质量技术监督局: 《钢制压力容器接工艺评定》(以下简称《焊接工艺评定》)JB4708—2000,已经批准发布,并于2000年10月1日起实施。2000版《焊接工艺评定》标准与92版《焊接工艺评定》标准相比,内容有较大的变化,为既能有效地贯彻执行2000版《焊接工艺评定》,又尽量减少压力容器制造单位不必要的重复评定工作,经研究,提出如下意见,请各有关单位严格执行: 1、自发文之日起,制造压力容器的单位进行焊接工艺评定时,应按2000版《焊接工艺评定》标准进行。
The quality and technical supervision bureaus of all provinces, autonomous regions and municipalities directly under the Central Government: “JB4708-2000 Assessment of Steel Pressure Vessel Processes” (hereinafter referred to as “Welding Process Evaluation”) has been approved for release and will come into force on October 1, 2000. 2000 version of the “welding process evaluation” standard and the 92 version of “welding process evaluation” compared to the standard, the content has changed a lot, both to effectively implement the 2000 version of “welding process assessment” and minimize the pressure vessel manufacturing unit is not The necessary repeated assessment work, the study made the following comments, please strict implementation of the relevant units: 1, from the date of self-made, the manufacture of pressure vessels welding process qualification assessment, should be 2000 version of “welding process evaluation” standard .