... Standard: ANSI B16.5 Material:A105 Type:BL B16.5 BL RTJ FLANGE 600LB 2" F316L Materialcarbon steel(A105,A350 LF2, ... )CertificateISO9001:2008,TUVStandardASME B16.5/16.47,JIS 2220,DIN,BS,EN1092-1,ANSI B16.36,AWWA,ASME B16.48TypeWN,SO ... ,BL,SW,THR,LJ,LWN,OWN,PL,spectacle flangePaintingblack,yellow,galvanized, ...