... Sight Glass Type: Clamped ends Material quality: AISI304, AISI316L Standard: DIN, ISO, 3A, IDF Sanitary Clamped Sight Glass(sight glass,union-type sight glass,sanitary sight glass ... , Dairy, Beverage, Pharmacy, Food, Water, CosmeticWe are a manufacturer specialized in producing kinds of sanitary valves and fittings. Such as butterfly ...