... 16K, 20K, 30K JIS 10K flangesforged flange, carbon steel flange, stainless flangesSizes: DN15 to DN1200, 1/2 inch to 48 inchMaterial: carbon steel ... , stainless steelStandard: ANSI,JIS,DIN,BS4504,SABS1123,EN1092,UNI ... .Sincerely welcome your valuable words, please don't hesitate to contact me for flange price.