Pressures Flashcards
1
Q
Press Test – Maximum pressure for air test of tank
A
2” water
575: 8.5.2.2
2
Q
Scope - Max internal pressure for API 650 Annex F tanks
A
2.5 psig
650: F.1.1 &
575: 3.3
3
Q
Vacuum Box - Normal vacuum required when vacuum testing
A
3 - 5 psig
650: 8.6.3
4
Q
Pressure Test - Pressure used when air testing the shell-to bottom weld (air between bottom fillet welds)
A
15 psig
650: 7.2.4.2
653: 12.1.6.2
5
Q
Pressure Test - Pressure used when air testing a repad
A
15 psig
650: 7.3.5
6
Q
Scope - Maximum internal pressure for tanks in API 620
A
15 psig
575: 4.3.2