... According to ANSI, DIN, JIS Size:1/2" to 60" NB Standard: ANSI, JIS, DIN Type: TG,RF,MFM,FM,FF ... , 304L, 316, 316L etc.3. Size:1/2" to 60" NB 4. Pressure Ratings: Class 150, 300, 600, 900, 1500 and ... BlanksPRESSURE GRADE: Class150,Class300,Class600,Class900,Class1500,Class2500SIZE: 1/2" NB TO 48" NB2)DIN FLANGES Standard: DIN2527,DIN2566,DIN2573,DIN2576 ...