... , 2576, 2642, 2633, and 2636, and JIS B-2220, BS4504, BS10 and AS2129 standards. Type: plate flanges, blind flanges, slip-on handles, welded ... ,and connected to the end of the pipe.Note:We manufacture all kinds of flanges ,such as forged SO flange ,blind flanges and welded ... neck flange and more as per customer's ...