... ,ANSI,JIS,GB carbon steel flange DIN 2502 1) Production name:flat flange, welding neck flange, slip-on flange, socket welding flange, blind flange.2) Size range:1 ... 316/316L,WP321,WP347,WPS31254)4) Standard: DIN,ANSI,JIS,BS,ISO,GOST,HG,GB,SH,ETC 5) CE and certification ... .08) Quality: high lever 9) QC: BV, SGS, LOYID, ET 10) Delivery time: at the earliest time,the sooner get L ...