Control Chart
Gauge
Model No.
Start Date
Date Control Limits are Calculated
Engineer
Location
Sample Description
Sampling Frequency
Page
Date
Additional Notes:
Time
Operato
1
2
3
4
5
Sum
Average
Range
Averages (X BAR Chart)
Equations and Constants
Ranges (R Chart)
Equations and Constants
Date
X
X
A2
R
CL
X
X
X
X
A2
R
n
A
2
2
1.880
3
1.023
4
0.729
5
0.577
R
D
R
CLR
R
R
D3
R
4
0
n
D³
D4
2
0.00
3.268
3
0.00
2.574
4
0.00
2.282
5
0.00
2.114
