Sight glass refers to a device used to observe the condition of materials inside containers and equipment. It is a safety accessory and should be checked regularly. According to the shape, it is divided into round and rectangular mirrors. According to the purpose, it is divided into peeping and lighting sight glasses. According to the structure, it is divided into sight glasses with lining and without lining, with neck, with cover, double layer safety, heat preservation, with scraper, with washing device and sight glasses suitable for powdery materials.

Uses: The sight glass can be used in high temperature, strong corrosive, easily poisoned, dangerous, and easy to crystallize chemical towers to ensure safe production.

Structure: The sight glass is mainly composed of sight glass bottom plate, sight glass, valve components, etc.

Product features and uses

Sight glasses are used in industrial production devices such as petroleum, chemical industry, chemical fiber, medicine, food, etc., and can observe the flow reaction of liquid, gas, and vapor media at any time. It is an indispensable accessory to ensure normal production.

specifications

Manufacturing and inspection standards: Refer to HGJ501-502-86 pressure vessel sight glass for design, manufacture and acceptance.

Flange standards: HG, GB, JB, ANSI, JIS

Working pressure: PN0.6～2.5MPa

Working temperature: 0～200℃

Applicable medium: oxidizing corrosive medium.

Body material

Shell body: TA1, TA2, TA10, N6, N4, ZR702, ZR705

Visual window: tempered borosilicate glass, quartz glass

Gasket: PTFE, RPTFE, PPL, tetrafluoroethylene