7.2 Flashcards
Control of tools
A shadow board can be used.
A dedicated numbered tool tag can be used.
What is a dimension.
A measurable limit of some kind.
Nominal size = approximate dimension
Measured size = actual size
Basic size = theoretical size.
What does tolerance mean
The total amount by which a given dimension is allowed to vary.
Can be bilateral or unilateral.
What does allowance mean?
Is the minimum clearance space intended between two parts.
The intentional difference the maximum material dimensional limits.
Calibration labels should show:
Date of last test.
Next inspection is due
Authorised persons signatures or stamp.
Torque wrenches.
Use of a torque analyser
Calibration and that.
What are the majority of tools made of
Alloy steel