Rivet Tank Exercise
3
Calculate the required thickness for each shell course, based on the following data. Determine if the tank would pass the thickness check. Tank diameter: 88 ft Tank height: 40 ft Course Height (ft) Min measured thickness (inch) 1 (Bottom) 6.56 0.551 2 6.33 0.500 3 6.33 0.445 4 6.00 0.327 5 5.48 0.287 6 4.61 0.228 7 (Top) 4.69 0.248 Product stored: Vacuum gas oil (Gravity 0.92) Plate material: Unknown Construction code: Unknown Shell construction details as per following pictures:
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rivet tank
Transcript of Rivet Tank Exercise
Calculate the required thickness for each shell course, based on the following data. Determine if the tank would pass the thickness check.
Tank diameter: 88 ft Tank height: 40 ftCourseHeight (ft)Min measured thickness (inch)
1 (Bottom)6.560.551
26.330.500
36.330.445
46.000.327
55.480.287
64.610.228
7 (Top)4.690.248
Product stored: Vacuum gas oil (Gravity 0.92) Plate material: Unknown Construction code: Unknown Shell construction details as per following pictures:
Seven courses, the first five courses from the bottom are riveted; two top courses are full lap welded on the outside, from the inside 50% intermittent welded.
Detail for the 2 bottom courses: Course 1 butt riveted with 4 lines; course 2 lap riveted with 3 lines.
Course 3: 3 rivet lines, lap. Course 4: 2 rivet lines, lap. Course 5: 2 rivet lines, lap.
