[Daily Question] [Static Equipment AC Version... Question 76] April 16, 2020.. True or False question.
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0240550093.jpg【Static Equipment AC Version...Question 76】 April 16, 2020..True or False question. .............................................................Reward rule: 5 wealth points for participation； 10 wealth or more for a correct answer. ...........................................................................1. For steel spherical storage tanks as per GB12337-2014, an access hole with a nominal diameter of not less than 600 mm shall be provided in each of the upper and lower midplates of the spherical shell. A. Correct B. Incorrect...........................................................................B. (Not less than 500mm)
B. Incorrect. Refer to standard 5.6.3: A manhole with a nominal diameter of not less than 500 mm shall be provided at each of the upper and lower midplates of the spherical shell.
B is wrong; the manhole on a spherical tank cannot be too large: lol