Trainer is a Industrial Machine Designer having 30 years experience. 

1. “Many shafts fail at the keyway — not at the shaft.”

Because:

• Keyways create stress concentration
• They reduce shaft strength
• Fatigue cracks often start at the keyway root.

2.  You will learn to solve problems such as:

✔ Why shafts crack at keyways
✔ How to calculate key length for torque transmission
✔ How to prevent key shearing in gearboxes
✔ Why vibration increases when key fits are wrong
✔ How keyways reduce shaft strength

3. Where This Knowledge is Used

• Gearboxes
• Pumps
• Compressors
• Conveyor drives
• Heavy machinery
• Turbine shafts

4. Real Engineering Problem 

A gearbox shaft failed after only 8 months of operation.

Root cause:

❌ Keyway stress concentration
❌ Incorrect key length calculation
❌ Poor load distribution

This course teaches how to avoid such failures.

5. Example:

Torque transmitted by shaft:

T=F×d / 2

This is the fundamental relation used to calculate forces acting on the key during torque transmission.

6. This Course is for 

• Mechanical Design Engineers
• Gearbox Designers
• Rotating Equipment Engineers
• Machine Design Students
• FEA Engineers

ENROLL TODAY