... :100-4800mm 1)Name : Heavy Forged Carbon Steel Flange2)Material: Carbon Steel, Alloy Steel, Stainless Steel Carbon steel: AISI 1020,1035,1045,1046,GrD,Gr65,Gr50 ... ,431,S43100… Stainless Steel: ANSI ASTM 304,S30400,304L,S30403,316,S31600,316L,S316033)Specification: OD350-5000mmID100-4800mmHeight45-650mmWeight200-6000kg4)Forging Process:Raw ...