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不锈钢弯头的重量怎样计算?

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不锈钢弯头的重量怎样计算?
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弯头的弯曲半径乘以3.1416除以180再乘以弯头角度就是弯头的料长。然后再把弯管的外径减掉壁厚乘以3.1416乘以壁厚再乘以料长再乘以密度(比如304是7.93,316L不锈钢是7.95)就是弯头的重量!
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