water valve-0-10bar- normally open Medium:Air, City Gas, Water, Oil, Petroleum, etc. Port Thread:BSPP ,BSPT ,NPT ,Flange ... ,M8X1 Detailed Product DescriptionWater valve 1. ISO 9001 ... 1 million times life testing 3.zero rated pressure 4,One year guarantee,Water valve 2W12Characteristic : 1.Direct lifting diaphragm construction; 2 ...