中日韩高清无专码区2021_5x性社区免费视频播_成在线人免费视频播放_欧美性大战xxxxx久久久√_色欲色av免费观看

current location: Home   >> Product >> Sight glass

Fluorine-butterfly cup

詳情介紹

The product description

Fluorine-lined viewing cup is used to observe the flow rate and color change of unit fluid in pipeline or equipment, and directly monitor the chemical process flow. The cup body is made of carbon steel, lined with fluoroplastic (F46), and the lens is made of high quality toughened glass, which has the characteristics of corrosion resistance and mechanical strength, beautiful appearance, high strength and durability. Widely used in petroleum, chemical, dyeing, acid and alkali industries, is the most ideal choice of anti-corrosion equipment.