V212 Series 3-Piece (F1) Flanged Ball Valves V212 series ball valves consist of 3-piece body design according to DIN3202-F1 standard. The three piece body design of V212 series offers many advantages, including installation flexibility, elimination of the need for two sets of flanges and ease of in line and out of line servicing. 10 11 AISI304 / AISI316 Body Standard Version GG25 / GGG40.3 Body Standard Version Material List Part Name AISI316 Body Standard Version GGG40.3 Body Natural Gas Version GG25/GGG40 Body Standard Version Ball Seat Natural Gas Valve GGG40.3 Body