The utility model relates to a durable pressure regulating valve film, which belongs to the field of a gas pressure regulating valve. In a film (1) to be touched at the upper end of the stud, the film is thickened to add a thick film (2). When the film is thickened, the time of film breakage can be delayed when the upper end of the stud is touched, and the time of the film breakage is delayed, and the service life is long. Thus, the purpose of long service life is achieved.
【技术实现步骤摘要】
【技术保护点】
一种耐用调压阀薄膜，其特征是：在要与螺柱上端碰触的薄膜（１）处，把薄膜加厚成加厚膜（２）。
【技术特征摘要】
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