1) Material quality: SUS304, SUS316L 2) Size: 1/2"-6" or DN15-DN150 3)Standard:SMS,DIN,3A,ISO Stainless Steel Clamp Assembly Specification: DN15-2 and 1/2 "6" Material: 304, 304 L, 316, 316 LConnection: welding type Standard: ISO, DIN, SMS, 3 A, the IDFApplication: food, drinks, dairy products, cosmetic, pharmaceutical, biological engineering, etc Stainless Steel Clamp Assembly