G
PHYSICS
G01
MEASURING; TESTING
G01L
MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
G01L5/00
Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
G01L5/24
for determining value of torque or twisting moment for tightening a nut or other member which is similarly stressed