Joke Collection Website - Bulletin headlines - The certification standard for high-quality elevator wire ropes is a fatigue life of more than 2 million times
The certification standard for high-quality elevator wire ropes is a fatigue life of more than 2 million times
Wear, fatigue, corrosion and other factors are the reasons for the failure of elevator steel ropes. At present, the best resistance to fretting fatigue is the manganese phosphating coated elevator steel rope, and the longevity is smooth steel wire rope. 3 to 5 times, the fatigue test can reach 2.8 million times, absolutely high quality and long life, it is an upgraded product of smooth elevator wire rope
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