... 4) OEM serviceMy company produce high quality for flange ball valve importer with quick delivery. In strength ... G-electroplated yellow zinc (white) Namehigh quanlity for flange ball valve importerMaterialCarbon steel ,stainlesss steel ,brassSize1/4", ... 15,20,32,40,50,65,80mmJoin typethread,flange,manifold,mountingCertificateISO9001:2000StandardAmeican ,Japan,Greman,Chinese,BritishSurface disposalBlank ...