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  HOME > 기술정보 > 한일 표준공차
 
 
  Dimension Tolerance
 
Dimension General Special
0-10 mm ±0.20 mm ±0.13 mm
10-25 mm ±0.25 mm ±0.15 mm
25-50 mm ±0.40 mm ±0.25 mm
50-75 mm ±0.60 mm ±0.40 mm
75-100 mm ±0.80 mm ±0.50 mm
100-125 mm ±1% mm ±0.60 mm
125-150 mm ±1% mm ±0.70 mm
≥150 mm ±1% mm ±0.5% mm
      
 
  Flatness & Straightness
 
Dimension General Special
0-25 mm ±0.2 mm ±0.1 mm
25-50 mm ±0.4 mm ±0.15 mm
50-100 mm ±0.6 mm ±0.25 mm
100-150 mm ±0.8 mm ±0.4 mm
      
 
  Angle Tolerance
 
    General Special
α 30′
β
γ
      
 
  Hole
 
   

..............
X
D>about 5mm, B>1.5D
D<about 5mm, B>D

..............O
D>about 5mm, B<1.5D
D<about 5mm, B<D

.............
X
D>about 5mm, H>2.5D
D<about 5mm, H>2D

.............O
D>about Ø5mm, H<2.5D
D<about Ø5mm, H>2D

D<Ø2.5mm, Hole
...• Products which have many holes are
.....cheaper those of machine work.
...• In case Hole is D<Ø0.5mm,
.....machine work is cheaper.
      
 
  Surface Roughness : 6~185
      
 
  Shape of Corner part
 
      
 
  Shape of Thickness part
 
      
 
  Shape of Acute Angle
 
Minimum R of acute angle part
(about 0.25mm)
 
      
 
  Avoid Sharp Angle