China Pn10 Pn16 DIN2527 DIN2502 DIN2543 Slip on Stainless Steel or Cast Carbon Steel Flange, Find details about China Carbon Steel Flanges, ANSI Welding Flanges from Pn10 Pn16 DIN2527 DIN2502 DIN2543 Slip on Stainless Steel or Cast Carbon Steel Flange