... : SS 304 or 316L Size: 1"-4" Stainless steel ball valve Material quality: AISI304, AISI316L Standards: DIN, SMS, ISO, IDF, RJT ... , 3A, etcSpecification:DN15-200 and 1" - 8"Types: Single effect(Air-Spring), Double effect(Air ... -Air)Others: Can be assembled with proximity switch and solenoid valveWe are specialized in producing different kinds of sanitary ...