... , API Flange, AWWA Flange, DIN Flange, JIS Flange, BS Flange and GB Flange etc; 4 Size: 1/2"--24" 5 Printing ... : Yellow print, black print, oil and Zn 6 Class: 150LB~1500LB 7 Material: Carbon steel. 8 ... to discuss a custom order, please feel free to contact. high quality and low price blind flange