... "~48" 3.materials:ss304,ss316 4.standard:AISI,JIS and so on welded butterfly valve 1.Size: 1"-6" 2.Standard: DIN,SMS ... ,3A,BS 3.For dairy, beer, beverage industry4.Sanitary Butterfly Valve, stainless steel butterfly valve, clamp butterfly valve5.Material quality: SUS304, SUS316L6.Standard: DIN/SMS ... pipe fittings such as elbows, tees, unions, clamps, pipe hangers and reducers according to DIN, AISI,JIS ...