The Forbidden Knowledge of Washers

Video Description

▶️ The first 500 people to use my link in the description will receive a one month free trial of Skillshare! Get started today! https://skl.sh/newmind04251 An exploration of the evolution and mechanics of washers, from primitive discs to precision-engineered components. We examine the history, manufacturing standards, and applications of these critical mechanical elements. Historical Evolution: • Ancient civilizations: Leather, bone, wood washers in Mesopotamia, Egypt, and Rome • Medieval era: Custom iron washers in castle building and shipwrighting • Industrial Revolution: First mechanized punch presses and standardization Washer Categories & Functions: • Plain washers: Load distribution, surface protection, and precision spacing • Spring washers: Tension maintenance and vibration resistance • Lock washers: Enhanced fastener security in extreme conditions • Sealing washers: Pressure containment and fluid isolation Standards & Specifications: • ANSI system: Type A (general use) vs. Type B (precision applications) • Metric standards: BS4320 forms A-G, DIN 125, ISO classifications • Industry-specific requirements: Aerospace, automotive, structural engineering Materials & Manufacturing: • Carbon steel: Cost-effective general purpose • Stainless steel: Corrosion resistance with moderate hardness • Spring steel: Specialized elasticity for lock and spring washers • Non-ferrous metals: Copper, brass, aluminum for specific applications • Advanced materials: Inconel, PEEK, ceramics for extreme environments Advanced Applications: • Belleville washers in earthquake-resistant structures • Wedge lock systems for critical infrastructure • Nano-engineered surfaces for specialized environments SUPPORT NEW MIND ON PATREON https://www.patreon.com/newmind #EngineeringBasics #Washers #MechanicalEngineering #DIYKnowledge #FastenerTechnology #IndustrialRevolution #ToolTalk #HardwareHistory #PrecisionEngineering #EverydayScience