Atlas Copco ACTA 3000

Printouts from the ACTA 3000
138
12.5 Tool Statistics
12.5.1 Page 1
STATISTICAL REPORT 1(2)
Tool identity Date Time to Date Time
AB735 Jun 28 2000 10:55.27 Jun 28 2000 11:31.12
Min torque = 70.00 Nm Max torque = 80.00 Nm
Min angle = 150.0 deg Max angle = 200.0 deg
Min no. of pulses = 5 Max no. of pulses = 15
Comments:
USE INLINE TRANSDUCER
NUMBER 3 FROM AC
Total rundowns 15
Torque Angle No. of pulses
% HIGH REJECTS 6.00 0.00 0.00
% LOW REJECTS 6.00 6.70 6.70
% OK 86.7 93.3 93.3
MAX VALUE 85.40 Nm 185.0 deg 12
MIN VALUE 66.10 Nm 141.0 deg 4
MEAN 74.79 Nm 164.3 deg 8.700
RANGE 19.60 Nm 44.00 deg 8.000
SIGMA 4.357 Nm 9.300 deg 5.100
MEAN - 3 SIGMA 61.72 Nm 136.4 deg -6.300
MEAN + 3 SIGMA 87.86 Nm 192.2 deg 18.80
CR 2.610 1.110 0.120
6 SIGMA 26.14 Nm 55.80 deg 27.00
CP 0.380 0.900 1.500
CPK 0.370 0.500 2.800
VARIANCE 17.47 % 16.99 % 69.44 %
% DIFFERENCE 5.000 % --- ---
Subgroup statistics
X-BAR 75.00 Nm 167.2 deg 5.000
GROUP RANGE 15.00 Nm 30.00 deg 4.000
CAM --- Nm --- ---
X-BAR MAX 76.00 Nm 168.4 deg 7.800
X-BAR MIN 73.40 Nm 157.2 deg 5.800
GROUP RANGE MAX 15.00 Nm 30.00 deg 4.000
GROUP RANGE MIN 2.400 Nm 3.000 deg 3.000
SUBGROUP SIZE 5