The CAD industry uses International and American standards for media sizes (paper and mylar are common media types). This summary lists the 3 most popular standards and shows the media sizes for each in inches and in millimetres. The three most popular standards are:
ISO = International Standards Organisation for Engineering Drawings.
ANSI = American National Standards Institute for Engineering Drawing.
ARCH = Architectural Standard.
|
ISO |
|
Media Size |
Inches |
Millimetres |
A4 |
8.27 x 11.69 |
210 x 297 |
A3 |
11.69 x 16.54 |
297 x 420 |
A2 |
16.54 x 23.35 |
420 x 594 |
A1 |
23.35 x 33.11 |
594 x 841 |
A0 |
33.11 x 46.81 |
841 x 1189 |
|
|
|
|
ANSI |
|
Media Size |
Inches |
Millimetres |
A |
8.5 x 11 |
216 x 279 |
B |
11 x 17 |
279 x 432 |
C |
17 x 22 |
432 x 559 |
D |
22 x 34 |
559 x 864 |
E |
34 x 44 |
864 x 1118 |
|
|
|
|
ARCH |
|
Media Size |
Inches |
Millimetres |
A |
9 x 12 |
229 x 305 |
B |
12 x 18 |
305 x 457 |
C |
18 x 24 |
457 x 610 |
D |
24 x 36 |
510 x 914 |
E1 |
30 x 42 |
762 x 1067 |
E |
36 x 48 |
914 x 1219 |
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