... CARBON STEEL FLANGE 1.ANSI DIN JIS BS4504SABS1123EN1092-1UNI GOST12820 2.15-2000 3.A105,SS400,RST37.2, S235JRG2,C22.8 FLAN CARBON STEEL FLANGE ... 1. Standard:(forged flange)ANSI,JIS,DIN,BS4504,SABS1123,EN1092 ... 2-78 inch (DN15-DN2000)4. Material:Carbon steel: A105,SS400,SF440 RST37.2,S235JRG2,P250GH ... 30days for 2000tons10.Supply Capacity: 20000tons per year