... -to-metal bevel seat provides a tight, totally leak-proof connection. This combination of versatility and quality is unsurpassed in our ... μm. Standard: DIN, SMS, ISO, IDF, RJT, AS, BS, BPE Connection: Welded, threaded, clamped, flanged, union-type available Operation: Manual (pneumatic ... , Water, Food, Beer, Beverage, Pharmaceutical, Cosmetic and so on. pipe fitting