7.10 Springs

Question 1

What does the blueing on a spring indicate?

Answer 1

• Indicates overheating
• loss of temper/strength

Question 2

What does corrosion (pitting) do to springs?

Answer 2

• reduces load capacity of spring (occurs on static springs)

Question 3

What is the most common check done on a coil spring?

Answer 3

• static measurement (free length measurement)
• manufacturer sets out exact dimensions of the unloaded spring

Question 4

What springs are load/deflection (distortion check) carried out on?

Answer 4

• Critical areas