... ,Gr7,Gr9,Gr12 3. Professional Tech Support Gr1 titanium flange for pipe 1. Material:Gr1,Gr2,Gr5,Gr7,Gr9,Gr12 2.Size ... ~250°C6. Flange surface: FF,RF,TG,RJ etc 7.Quality control: Ultrasonic Testing & Material Test Report 8.Packaging: Plywood case ...