DN15-ф18mm,DN20-ф25mmDN25-ф32mm,DN32-ф38mm
DN40-ф45mm,DN50-ф57mmDN65-ф73mm,DN80-ф89mm
DN100-ф108mm,DN125-ф133mmDN150-ф159mm,DN200-ф219mm
DN250-ф273mm,DN300-ф325mm DN350-ф377mm,DN400-ф426mm
DN450-ф480mm,DN500-ф530mm
2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5
( )
/
32 1.82 2.15 2.46 2.76 3.05 3.33 3.59 3.85 4.09 4.32 4.53
38 2.19 2.59 2.98 3.35 3.72 4.07 4.41 4.74 5.05 5.35 5.64
42 2.44 2.89 3.35 3.75 4.16 4