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API 650 Distance

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rotaryguy

rotaryguy

Mechanical
Joined
Jul 13, 2006
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39
Location
US
hi guys,

i am looking for distance between the edge of tank roof and nozzle. if someone can help that would be great.

regards
Rotar
 
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API-650 has no specific requirements for roof noozle locations relative to edge of the tank.

Joe Tank
 
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You don't want to overlap heat affected zones from welding, so you do need to keep a minimum of 3" between welds (tank roof and bore of nozzle or reinforcing pads)!
 
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