Flange connection sizes PN and ASA

Wymiary przyłączeniowe kołnierzy

D – outer flange diameter

K – bolt circle diameter

d1 – mating surface diameter

L – bolt hole diameter

PN flange sizes in accordance with EN 1092-1. ASA flange sizes in accordance with ASME/ANSI B16.5:1996.

nominal dimensionsPN6PN10/16
[mm][inch]DKd1Lno. of boltsthreadDKd1Lno. of boltsthread
151/2805540114M10956545144M12
203/4906550114M101057558144M12
2511007560114M101158568144M12
321.1/41209070144M1214010078184M16
401.1/213010080144M1215011088184M16
50214011090144M12165125102184M16
652.1/2160130110144M12185145122188M16
803190150128184M16200160138188M16
1004210170148184M16220180158188M16
1255240200178188M16250210188188M16
1506265225202188M16285240212228M20
2008320280258188M163402952682212M20
250103753353121812M16395/405350/35532022/2612M20/M24
nominal dimensionsPN25PN40
[mm][inch]DKd1Lno. of boltsthreadDKd1Lno. of boltsthread
151/2956545144M12956545144M12
203/41057558144M121057558144M12
2511158568144M121158568144M12
321.1/414010078184M1614010078184M16
401.1/215011088184M1615011088184M16
502165125102184M16165125102184M16
652.1/2185145122188M16185145122188M16
803200160138188M16200160138188M16
1004235190162228M20235190162228M20
1255270220188268M24270220188268M24
1506300250218268M24300250218268M24
20083603102782612M243753202853012M27
250104253703353012M274503853453312M3