... 6"&DN25-DN200 2) Standard:3A,DIN,SMS,ISO,RJT,DS,BS 3) Material:SUS304,SUS316L Sanitary Stainless Steel Tri ... Clamp Fittings1) Standard: 3A,DIN,SMS,ISO,IDF,RJT,DS,BS2) Connection: clamp,thread,welding3) Surface treatment:180~420Grit or ... Fineness:Inner surface mechanical polish Ra≤0.4~0.8μm, outer surface gloss polished or dull polished Ra≤0.8 ... Sanitary Tri Clamp Fittings ( 3A,DIN,SMS,ISO,RJT,DS,BS)