... from carbon steel material confirming to ASTM, DIN, EN,JIS, GOST, ETC STANDARD: 1)ANSI, DIN, UNI, BS, JIS, KS 2)Welding ... Steel Flange and Stainless Steel Flange be according to ANSI, DIN, UNI, BS, JIS, KS standards. the materials are ASTM A105 ... : DIN2527, DIN2573, DIN2576, DIN2633, DIN2566 DIN2543, DIN2573, DIN2544/2545, DIN 2632 / 2634/2635---including PN6, PN10, PN16, PN26, PN40 Flanges; UNI ...