... 1)Carbon and Stainless steel flange 2)Standard:DIN,ANSI,BS,UNI,NS,AS,GB,HG,JB 3)Material ... -neckflanges,slip-on flanges,blind flanges,thresded flanges and plate flanges etc,with specification from1/2"(DN15) to 80 ... We can supply abve-nentioned standard flanges of DIN,ANSI,BS,JIS,UNI,NS and AS,GB,HB,JB ... honest and keep our word; To hold our customers in high csteem. Please contact us any time. Thank you! ...