1/
TABLE IV. Qualification inspection sequence.
Sample number
Qualification test
Test
Fittings
Assemblies
and test sequence
paragraph
3/
4/
3/
2/
1-4
6
13-18
19-20
5
7
8
9
10
11
12
Examination of product
4.6.1
X
X
X
X
X
X
X
X
X
X
X
2/
Lubricant wear
4.6.2
X
X
X
X
X
X
X
X
X
Joint integrity proof test
4.6.3
X
X
X
X
X
X
X
X
X
X
X
Proof pressure
4.6.4
X
X
X
X
X
X
X
X
X
X
Leakage
4.6.5
X
X
X
Fuel resistance
4.6.11
X
X
Corrosion
4.6.12
X
X
Over-tightening torque
4.6.13
X
Stress degradation
4.6.7
X
X
Pneumatic surge
4.6.8
X
X
Impulse
4.6.9
X
4.6.10
X
X
High-temp burst
pressure
4.6.6
X
X
X
Room-temp burst
pressure
1/ Applicable to class 1 and class 2 fittings. It is permissible to put class 1 on one end and class 2 on the other
of the hose assembly.
2/ Two of the fittings shall be flared and the remaining two shall be flareless.
3/ Samples 13 and 14 shall have an MS27057 90° elbow fitting at one end (if size is applicable).
4/ These samples shall be with flareless fittings.
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