聚乙烯燃气阀门技术现状与质量控制

Research progress in quality control and technical status of polyethylene gas valves

简述了聚乙烯(PE)燃气阀门现行产品标准和制造技术,对PE燃气阀门存在的常见生产质量问题、使用中的失效模式及质量问题原因进行了分析,提出了促进阀门制造和检测评价技术研发及加强PE阀门生产质量控制管理等阀门质量控制技术和要求,为燃气阀门的制造技术发展和产品质量提高提供了参考意见。

In this paper,the current product standard and manufacturing technology of polyethylene(PE)gas valve were described briefly,and the common problems in production quality and failure modes as well as the reasons for quality problems in the gas valves were analyzed.The quality control technologies and requirements of the gas valves,such as promoting the research and development of valve manufacturing,testing and evaluation technologies,and strengthening the production quality control management of the gas valve were proposed,which provided a reference for the development of manufacturing technology of gas valves and the improvement of their product quality.