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Join Date: Jun 2012
Posts: 4

Vacuum Box Test

06/27/2012 9:05 AM

a client has asked for vacuum box test for the following size of tanks4000 mm, 4900 mm, 6000 mm, 7000 mm & 14200 mm.

For checking shell to bottom weld joints using angular or corner model vacuum box,what is the minimum dia of tank recommended as per API or any other standards.

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United States - Member - Go Tigers! Engineering Fields - Mechanical Engineering - Specialty - Mechanical Vibrations Fans of Old Computers - UNIVAC - Man I shoulda bought a Whirlwind!

Join Date: Feb 2007
Location: US
Posts: 80
#1

Re: Vacuum Box Test

06/27/2012 3:52 PM

Your problem requires a better definition

  1. Are the sizes you gave acually in mm^3? mm is a linear unit, mm^3 is volumetric
  2. What are you looking for in general?? This is a very incomplete request, and I want to help, but you ask for what dia tank you need. Tank indicates a volume which means you may want to know the volume??? Not sure here??
  3. Are you looking to design a complete system (ie- vacuum pump, accumulator, control system)?
  4. My basic guess is you need a pump, sensing & controls, and an accumulator, please give a detailed description of what exactly you need and maybe myself or someone else on the forum can help.

fm!

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Participant

Join Date: Jun 2012
Posts: 4
#2
In reply to #1

Re: Vacuum Box Test

06/27/2012 10:26 PM

Thanks.

sorry if the query has confused my requirement

i want to know as per API 650 or any other standards, what is the smallest size (diameter of tank) of tank requires the use of corner or angular model vacuum box to check the shell to bottom weld joint of vertical storage steel tanks.

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