standard : ASME,ASTM,ANSI,DIN,JIS,API,MSS,AWWA size : 1/2" ~ 80" material : Carbon ... ,Stainless Steel.Alloy steel 1. Standard : ASME,ASTM,ANSI,DIN,JIS,API,MSS,AWWA2. Size : 1/2" ~ 80" (Special ... , Cap, Main shaft, etc.5. Pressure : 150LB ~2500LB6. Face type : Raised, Flat, Ring joint, Lapped joint. etc all kinds available ... : ISO 9001 8. Competitive price based on good quality JIS B2220 20K blind flange