... . 3.DIN,SMS,,ISO,IDF,AS,BS,BPE Standard. Sanitary Stainless Steel Clamp (ISO9001:2008,CE,TUV certified) Specification: DN15-DN200,1 ... pin,three piece,high pressure or pressing type.We also supply butterfly valve,ball valve,check valve,diaphragm valve,safety valve ... material3. Product description.4. Product photos ( if possible)5.drawings (for customized design).6. Polish requirements( surface accuracy)