flange:Material:carbon steel size:1/2 - 24" advantage:15- ... DIN2573 PN6;DIN2576 PN10,DIN2502 PN16,DIN2503 PN25 ,PN40,DIN2566 PN10&PN16,DIN2631 PN6,DIN2632 PN10.DIN2633 PN16,DIN2634 PN25,DIN2635 PN40, ... UNI2544,UNI2282,UNI6090,UNI6091,UNI6092,UNI6093 flanges5.EN1092 PN6,PN10,PN16,PN25,PN40,PN64,PN100,PN160;TYPE01,TYPE02,TYPE05,TYPE12, ... receipt of ur detailed requirement.Thanks and Best regards! flange