... Steel flange For forged rings:15000tons/yearFor forged flanges:1000 ton/yearFor products at the maximum ... fields. Following the principle of“Sincere Operation,Quality First and Customer Preferential”,our company wholeheartedly welcomes ... steel,stainless steel and alloy steel fange Standard:ANSI,JIS,BS,DIN,UNI,EN,GB,AWWA, ... in-house and the third party High Quality Stainless Steel Special Forged Flange