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自闭冲洗阀按其种类不同,分为按钮式、压把式两种;按其外部形状不同可分为角式、立式、直通式等几种。自闭冲洗阀属耐用材料,质量上乘,可使用15年以上。对其质量优劣的判定有两种方法。1.外观观察法:阀的镀铬层均匀完整,无起皮或皱纹,不得有裂纹、砂眼,丝扣规矩,用卡尺量其壁厚
The self-closing flushing valve is divided into two types: push button type and pressure handle type according to different types; it can be classified into angle type, vertical type and straight type according to its external shape. The self-closing flush valve is a durable material that is of superior quality and can be used for more than 15 years. There are two ways to judge the quality of a product. 1. Appearance observation method: The chromium plating layer of the valve is uniform and complete, there is no peeling or wrinkle, no cracks, trachoma, and the rules of the thread are used, and the wall thickness is measured with a caliper.