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Greenwell formula
A formula used for calculating the thickness of tubbing: T = 0.03 + HD/50,000, where T is the required thickness of tubbing in feet, H is the vertical depth in feet, D is the diameter of the shaft in feet, and 0.03 is an allowance for possible flaws or corrosion.
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
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创建者
- ed.young
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(Milwaukee, United States)