Stainless steel sanitary clamp joints (internal and external polishing mirror, matte, ordinary light, rental and polishing, etc.) 2. Specifications and types: DIN standard (DN15-DN159), (3/4S-8S) ISO standard (Ф19.1-ф159) Wall thickness range: (1.2-3-5-10-15) 3. Connection: (quick assembly, butt welding, threading, butt welding while quick assembly, quick assembly while threading (optional) 5. Product material: stainless steel 304, 316, 316L 6. Quality and use: fast-assembly pipe fittings, threaded pipe fittings purchase imported welding machine equipment spot welding. This product is suitable for beer, pharmaceutical, dairy, food, beverage, machinery manufacturers and large-scale sanitary projects