Imperial Drawing Scales - Échelles Impériales

Philip Rivard CAD References 2 Janvier 2025 Clics : 438

Architectural

Scale	Factor	Decimal
1'=1'-0"	1:1	1.0
6"=1'-0"	1:6	0.5
1-1/2"=1'-0"	1:8	0.125
1"=1'-0"	1:12	0.08333
3/4"=1'-0"	1:16	0.06250
1/2"=1'-0"	1:24	0.041667
3/8"=1'-0"	1:32	0.031250
1/4"=1'-0"	1:48	0.020833
3/16"=1'-0"	1:64	0.015625
1/8"=1'-0"	1:96	0.010417
3/32"=1'-0"	1:128	0.007813
1/16"=1'-0"	1:192	0.005208
1/32"=1'-0"	1:384	0.002604
1/64"=1'-0"	1:768	0.001302
1/128"=1'-0"	1:1536	0.000651

Engineering

Scale	Factor	Decimal
1"=10'	1:120	0.008333
1"=20'	1:240	0.004167
1"=30'	1:360	0.002778
1"=40'	1:480	0.002083
1"=50'	1:600	0.001667
1"=60'	1:720	0.001389
1"=70'	1:840	0.001190
1"=80'	1:960	0.001042
1"=90'	1:1080	0.000926
1"=100'	1:1200	0.000833
1"=150'	1:1800	0.000555
1"=200'	1:2400	0.000417
1"=300'	1:3600	0.000277
1"=400'	1:4800	0.000208
1"=500'	1:6000	0.000166