What do you mean by flange 2''3'' 4''?
Together, it should be the nominal size of the English flange. Nominal diameter is 2, "3" and "4"". The corresponding metric should be DN50, DN80, DN100 flanges
It should be the nominal size of the English flange. Nominal diameter is 2, "3" and "4"".
It should correspond to DN50, DN80, DN100 flanges
