VIRON® INTERNATIONAL CORPORATION
METRIC CONVERSION CHART
50mm 2” 50.8mm
100mm 4” 101.6mm
150mm 6” 152.4mm
200mm 8” 203.2mm
250mm 10” 254.0mm
300mm 12” 304.8mm
350mm 14” 355.6mm
400mm 16” 406.4mm
450mm 18” 457.2mm
500mm 20” 508.0mm
550mm 22” 558.8mm
600mm 24” 609.6mm
650mm 26” 660.4mm
700mm 28” 711.2mm
750mm 30” 762.0mm
800mm 32” 812.8mm
850mm 34” 863.6mm
900mm 36” 914.4mm
950mm 38” 965.2mm
1000mm 40” 1016mm
1050mm 42” 1066.8mm
1100mm 44” 1117.6mm
1150mm 46” 1168.4mm
1200mm 48” 1219.2mm
1250mm 50” 1270.0mm
1300mm 52” 1320.8mm
1350mm 54” 1371.6mm
1400mm 56” 1422.4mm
1450mm 58” 1473.2mm
1500mm 60” 1524.0mm
1550mm 62” 1574.8mm
1600mm 64” 1625.8mm
1650mm 66” 1676.4mm
1700mm 68” 1727.2mm
1750mm 70” 1778.0mm
1800mm 72” 1828.8mm
1850mm 74” 1879.6mm
1900mm 76” 1930.4mm
1950mm 78” 1981.2mm
2000mm 80” 2032.0mm
2050mm 82” 2082.8mm
2100mm 84” 2133.6mm
2150mm 86” 2184.4mm
2200mm 88” 2235.2mm
2250mm 90” 2286.0mm
2300mm 92” 2336.8mm
2350mm 94” 2387.6mm
2400mm 96” 2438.4mm
2450mm 98” 2489.2mm
2500mm 100” 2540.0mm
2550mm 102” 2590.8mm
2600mm 104” 2641.6mm
2650mm 106” 2692.4mm
2700mm 108” 2743.2mm
2750mm 110” 2794.0mm
2800mm 112” 2844.8mm
2850mm 114” 2895.6mm
2900mm 116” 2946.4mm
2950mm 118” 2997.2mm
3000mm 120” 3048.0mm
OrderSize
ActualSize
EnglishEquivalent
DUCT DIAMETEROrderSize
ActualSize
EnglishEquivalent
DUCT DIAMETER
The metric conversions are rounded to the even inch.Please consult Viron
® International for engineering review and approval.
