... 2.Standard:ASME,ANSI,BS,DIN,JIS 3.Quality control:ISO 4.High quality&Co titanium flange1. ANSI flangeStandard : ANSI B16.5 , ... 11 ( Weld-Neck flanges) , Type 12 ( Hubbed Slip-On flanges for welding) , Type 13 ( Hubbed Threaded flanges )Pressure Grade : PN2 ... Good thermal properties6.Low Modulus of Elasticity7.Toughness, light weight8.High property of acid and alkali resistance9. Technics: forged, CNC ...