... , DN50-300 DIN3352 NRS Stem Gate Valve PN10Design and Manufacture conforms to DIN3352.PN10 Flange conforms to DIN2532 Face-to-Face ... operation system.2.V-goal mainly produces Gate valve, globe valve, butterfly valve, check valve, fire valve, storm valve, air pipe head and each kind of ... .productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); DIN3352 NRS Stem Gate Valve PN10 DN50-300