1)Blanks (Blind ,BL) Flange ,figure 8-Blanks 2) DIN ASA JIS UNI,ANSI,BS,JPI 3)DN15 ... Japan, Korea&UAE market ect.1)Name: carbon steel flange &forged flanges2)Materials : ASTM A105,DIN ST37.2 ... are according to the ASTM, BS, DIN, JIS, EN, GB and customer's request.Ding Xiang ... & Forging company LTD . engaged inforging of varieties of flange, axis , disk ,and unconventional parts, our forging flanges ...