On line calculation of tank wall thickness - when the ring plate height is different (change point method - API 650) (only considering water test conditions) - online calculation of tank - oil and gas storage and transportation network

Calculation of wall thickness of storage tank by change point method - when the ring plate height is different (API 650) (only water test conditions are considered)

Note: Please enter all the required data and set the unit, and then click the Calculate button to calculate. The input must be a numeric value or a legal formula
Support scientific counting method input, for example, 3.14e-5.6 can be input to indicate 3.14 × 10^-5.6

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Tank diameter (D):

Design liquid level (H):

Height of ring plate 1 (h1):

Calculation precision (ε):

Allowable stress of water test (S_t ):

Calculation results

Basis description

According to the calculation steps in P73 of API 650 2013.

The calculation steps are as follows: (The unit is SI unit, the pressure unit is Pa, and the length unit is m)

Please enter the function in the following table format. Functions or expressions can be nested in the function
For example: 3.14 * pow (5 * lg (4 * 8), 4+8 * sin (30))
The unit of trigonometric function is degree

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On line calculation of tank wall thickness - when the ring plate height is different (change point method - API 650) (only water test conditions are considered)

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