JStephen,
I'm not familair with the formula's but I saw only Roark's formulas mentioned in a calculation. The were not completely write out just the outcome.
LS.
1. Are Roark's formules as designformules for the roof support/crown construction of a storage tank acc to API 650 the only formules accepted or is the ENV 1993-1-1 also an acceptable methode?.
2. Does the EN 14015 accept the Roarks formules as designformules for the roof support/crown...
fedeghi,
Some of these pipedimension match to DIN standards and are used in greenhouse heating systems in western europe p.e.
DN 50=57 mm OD, DN 100=108 mm OD, DN 125=133 mm OD and DN150=159OD. In western europe matin flanges, elbow etc are still on the market. But it's no very consequent...
In de BS2654 leg length of the bottom/shell filletweld should be at least equal to the shell thickness. In the EN 14015 it is the throath thickness that should be minimum equal to the shell thickness. What is the minimum leg length or throat thickness for the fillet weld of a 8 mm shell to an 8...