RD1
546 mm
787 mm
What Size Is RD1 Paper?
RD1, part of the D / RD Series under the Chinese Paper Sizes group, measures 546 x 787 mm, which is 54.6 x 78.7 cm or approximately 21.5 x 30.98 inches. It follows the GB/T 148-1997 specification and has an area of approximately 0.4297 m².
RD1 Paper Size Dimensions & Conversions
Paper Series
D / RD Series
Standard
GB/T 148-1997
Width
546 mm
Height
787 mm
Area
0.4297 m²
Aspect Ratio
1:1.441
Previous Size
RD0
Next Size
RD2
RD1 Dimensions in Different Units
| Unit | Width | Height |
|---|---|---|
| Millimeters | 546 mm | 787 mm |
| Centimeters | 54.6 cm | 78.7 cm |
| Inches | 21.5 in | 30.98 in |
| Feet | 1.79 ft | 2.58 ft |
| Meters | 0.546 m | 0.787 m |
| Points | 1548 pt | 2231 pt |
| Picas | 129.0 pc | 185.9 pc |
What Is RD1 Paper Used For?
Printing and Publishing
This size is used in China for newspapers, brochures, and general commercial printing.
Design and Layout
Designers and print professionals use RD1 when a layout calls for this specific format.
Reproduction and Scaling
RD1 can be scaled up or down to produce related sizes in the same series.
Presentations and Displays
RD1 is suitable for boards, handouts, or displays sized to this format.
Archiving and Filing
Printed materials in RD1 are stored and filed using standard folders sized for this format.
Digital Reference
RD1 dimensions are used as a page-size preset in design and publishing software.
Related D / RD Series Sizes
Frequently Asked Questions
What is RD1 size in inches?
RD1 measures approximately 21.5 x 30.98 inches.
What is RD1 size in centimeters?
RD1 measures 54.6 x 78.7 cm.
What is RD1 size in millimeters?
RD1 measures 546 x 787 mm.
What is RD1 size in pixels?
At 300 DPI, RD1 is approximately 6450 x 9294 pixels.
Is RD1 bigger than RD2?
Yes. RD1 is larger in area than RD2 in the Chinese Paper Sizes series.