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Corrosion
Between the Sixties and 1980s a number of navies issued Tudor Submariners to their divers, including the US Navy SEALs, and the French Marine Nationale (French Navy). Tudor uses 316L stainless-steel for all its watches and has at all times done. Watches requires stainless steel or any materials that doesn’t rust for numerous causes.
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I am unable to confirm that the PloProf was made from 904L steel. All information I actually have seen merely refers back to the case as being made of stainless steel; I have seen no reference to grade. Grade 904L incorporates excessive quantities of costly ingredients, similar to molybdenum and nickel.
- Even although 316L steel was created to be able to stop rust and pits from salt water and sweat, Rolex was discovering excess wear within the case back threads and watch case.
- They may clearly see that gold and platinum watches didn’t have this corrosion problem, so it wanted fixing.
- Salt and different minerals are the catalysts needed for corrosion and deterioration of the threads holding the case again.
- In 2003 their whole production line modified to 904L, though it was as early as 1988 that they released their first 904L steel watch with a number of versions of the Sea-Dweller.
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Registered in 1926 at the request of Hans Wilsdorf, the founding father of Rolex SA, the model remains a sister company to Rolex, each corporations being owned by the Hans Wilsdorf Foundation. Over time Tudor became particularly well-known for its software watches, producing watches for professional divers and the navy.
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Grade 904L stainless steels also have excellent weldability which can be performed utilizing all standard strategies. This metal does not require pre-heat A240 304L Stainless steel plate and submit-weld warmth remedies. Montres TUDOR SA is a Swiss manufacturer of luxury wristwatches based mostly in Geneva.
Because of a Rolex’s proximity to the skin combined with moisture and water make wristwatches a corrosion magnet. In order to keep the watch case waterproof, the threads that maintain the crown and the caseback can not corrode, and the mattress that the waterproof rubber gasket rests in additionally requires a flat uniform floor.