GOST-12821-flange-dimensions-WELD-NECK-FLANGE-PN100-10Mpa参考标准规范

HEBEI HAIHAO GROUPISO,ABS.CE/PED APPROVEDHHDMengcun,Cangzhou,Hebei,ChinaProfessional Steel Piping SolutionHAIHAO GROUPwww.haihaopiping.comEmail:sales@haihaogroup.comGOST /TOCT 12821 Welding neck flange Dimensions.PN100-10.0Mpa001n Or8.Od0d10D200PN100-10.0MpaDimensions in mmDn,MMD,MMD1,MMd,MMDm,MMDn,MMd1,MMb,MMh4,MM$g151057514381912184641.26201259018482618205141,98251351001852332522562.483215011022643931603.054016512522764637236744.065019514526865845256846.03652201702611077622980e8.5280230180261249075318789.9110026521030146110923597814.651253102503318013511239112823,3215035029033214161136431251232.8720043036039276222190511401254.2425050043039340278236571601285.24300585500454003302486618016127,78350655560524603823327219516170.94400715620525104323767620016216.44