Flanged Gate Valve

Standard: DIN 3352-F4, DIN 3352-F5, BS5163, AWWA C509，AWWA C515 Flange drilling is according to DIN2501, BS4504 and ANSI B16.1 Working pressure: 10bar/16bar/25bar

Testing pressure: Shell: 15bar/24bar/37.5bar Seal: 11bar/17.6bar/27.5bar Type: non rising stem / rising stem

Material: Body: Ductile iron GGG40/50 or Cast IronGG25 Wedge: Ductile iron GGG40/50+EPDM/NBR or metal seated Stem: stainless steel 2Cr13, SS304, SS316 Bolt and Nuts: Carbon Steel with zinc plated or SS304, 316 Coating: Internal and external with fusion bonded epoxy coating min250μm