... .5,DIN2630~2633 2. Material:Gr1,Gr2,Gr5,Gr7,Gr9,Gr12 3. Professional Tech Support Gr2 Titanium lap joint flange ANSI B16.5 ... for Industry 1. Material:Gr1,Gr2,Gr5,Gr7,Gr9,Gr12 2 ... °C 6. Flange surface: FF,RF,TG,RJ etc 7.Quality control: Ultrasonic Testing & Material Test Report 8.Packaging: Plywood case ...