... )Stainless steel and carbon steel flange 2)Standard:DIN,ANSI,BS,UNI,NS,AS,GB,HG ... ) to 80"(DN2000). We can supply abve-nentioned standard flanges of DIN,ANSI,BS,JIS,UNI,NS and AS ... HB,JB etc. We can also manufacture special application flanges and forging parts that customers require. The annual ... output is 8000tons of flanges and 2000tons of forging parts. We have approved ...