Engineer Career

I have spent twenty years working as a mechanical designer in Japan, most of that time as an external engineer dispatche...

Twenty years into a career as a mechanical designer working as an external engineer inside large manufacturers in Japan,...

Fatigue Strength Basics: Preventing Failure Under Cyclic Loads. Covers Endurance Limit Modifying Factors, The Goodman Diagram: Handling Mean Stress.

Sealing Design Guide: O-rings, Gaskets, and Face Seals. Covers O-Ring Sealing: Getting the Groove Right, O-Ring Material Selection, Gasket Sealing.

Heat Treatment Is a Design Decision, Not Just a Manufacturing StepMany mechanical designers treat heat treatment as some...

Aluminum Alloy Selection for Lightweight Mechanical Design. Covers Series Overview: What the Numbers Mean, The Three Most Common Structural Choices.

Spring Design Fundamentals: Compression, Extension, and Torsion Springs. Covers Compression Springs: The Baseline Case, Extension Springs, Torsion Springs.

Bolted Joints: More Engineering Than They AppearBolted joints are the most common structural connection in mechanical en...

Bearing Selection Guide: Load, Speed, and L10 Life Calculation. Covers Step 1: Define the Loads, Step 2: Assess Speed — The n·dm Factor.

Why Cost Awareness Is a Design SkillA designer who does not think about cost during design is not practicing engineering...