... ANSI B16.9 1.Size:1/16"-160" 2.Standard:ASME/GOST/DIN/JIS/BS etc Specifications1. ASME Flanges ANSI B16.9 2. ... /API,NF,GOST,EN,ISO and Non standard,4. Size:1/16"-160" 5. Type:Slip-on flanges, Blind flanges, ... ,chemical,power,gas,water,linepipe, heat exchanger,shipbuilding,construction,etc.9. Tolerance:not less than +_8% of normal wall thickness ... visit our factory any time ! ASME Flanges ANSI B16.9