2 2

1.

3. 3 2. T

2H or HB for thick line4H for thin line

5. 4.

7. 6.

9. 8.

11. 10.

13. 12.

Drawing space Drawingspace

Title block

d

dc

c

cBorderlines

1. Type X (A0~A4) 2. Type Y (A4 only)

Title block

Sheet size c (min) d (min)A4 10 25A3 10 25A2 10 25A1 20 25A0 20 25

a = 4,25 mm b = 2,6 mm