... flange: 1/2"~100" DN10~DN4000PressureAmerican Series: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500 European Series: PN 2.5, PN ... 6, PN 10, PN 16, PN 25, PN 40 ... : A182 F 1-F 2-F 5-F 9-F 10-F 91-F 92-F 122-F 911-F 11 ...