"Britain Had No Bronze for Propellers in 1942 — So Dowty Melted 100,000 Pre-War Ship Propellers" скачать в хорошем качестве

"Britain Had No Bronze for Propellers in 1942 — So Dowty Melted 100,000 Pre-War Ship Propellers"

March 1942. Britain's RAF faced catastrophe—Malaysia's tin mines had fallen to Japan, and the nation had completely run out of bronze for aircraft propellers. Without variable-pitch propellers, every Spitfire, Hurricane, and Lancaster would be grounded within weeks. Engineer George Dowty had an impossible task: find 50,000 tons of aluminum bronze that didn't exist. His solution was as brilliant as it was heartbreaking—melt down Britain's maritime heritage. Over 100,000 Victorian ship propellers, yacht fittings, and naval components were salvaged from harbors, scrapyards, and sunken wrecks across the country. This is the untold story of how Britain cannibalized its Age of Sail glory to save its Air Force, turning barnacle-encrusted steamship props into precision aircraft components. Workers ran furnaces 24/7, metallurgists blended century-old alloys, and salvage crews dove into bombed harbors—all to keep Britain flying. The Germans never discovered this secret. The bronze that once powered Victorian trade ships now spun at 2,000 RPM over the Channel, helping win air superiority for D-Day. #WW2History #RAF #BritishHistory #Spitfire #AviationHistory #EngineeringHistory #WWII #MilitaryHistory #Aviation #WarHistory