ARCH B ↔ A3 Converter
Convert measurements between American ARCH B and ISO A3 paper sizes
ARCH B
Width: 305 mm (30.5 cm)
Height: 457 mm (45.7 cm)
In Inches: 12.01" × 17.99"
A3
Width: 297 mm (29.7 cm)
Height: 420 mm (42.0 cm)
In Inches: 11.69" × 16.54"
Scaling Factor
ARCH B → A3: 0.9190× (Reduction)
A3 → ARCH B: 1.0881× (Enlargement)
Measurement Converter
Scaled measurement on A3
91.90 mm
In mm: 91.90 mm
In cm: 9.19 cm
In m: 0.0919 m
In inches: 3.62 in
Quick Reference Table
| ARCH B | A3 |
|---|---|
| 10 mm | 9.19 mm |
| 50 mm | 45.95 mm |
| 100 mm | 91.90 mm |
| 200 mm | 183.81 mm |
| 500 mm | 459.52 mm |
| 1000 mm | 919.04 mm |