| Unit | Value |
|---|
Nominal diameter (DN) to inch
Common pipe / flange / process connection sizes. DN is nominal (approximate, not the actual outside diameter).
| DN | Inch |
|---|
Exact relations: 1 in = 25.4 mm (exact); 1 ft = 0.3048 m (exact); 1 yd = 0.9144 m (exact); 1 mile = 1609.344 m (exact); 1 nmi = 1852 m (exact).