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ステンレス管の品質計算

2015-12-23View Original

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ステンレス製タンクの見積もりを見ています:接続管の材質はS30408、規格はφ57*3.5、長さは0.054です。工事量の計算式は4.62*0.054*7.93/7.85=0.25Kgとなります。この計算式の各パラメータの意味について教えてください
Reply #22015-12-23
工事量計算式 4.62×0.054×7.93÷7.85=0.25kg 4.62:炭素鋼管の単位長さあたりの重量、キログラム/メートル; 0.054:長さ、メートル; 7.93:ステンレス鋼の密度、キログラム/立方メートル; 7.85:炭素鋼の密度、キログラム/立方メートル。

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