1.Sanitary ball valve (ISO9001:2000,CE,TUV) 2.DN10-DN200,1/2"- ... size can be customized 3.SS304,SS304L,SS316,SS316L Sanitary Ball ValveSurface treatment: mirror polished 320G,400G or matt polished 180G ... ,000 S.Q.M under construction. We have strong R&D ability,the team was composed of 5 senior engineers and ...