Table 9
Types of mechanical joint
Slip on Joints
Tests
Compression
couplings
and pipe
unions
Grip type &
Machine
grooved
type
Slip type
Notes and
references
1 Tightness test + + + P2.11.5.5.1
2 Vibration (fatigue) test + + - P2.11.5.5.2
3 Pressure pulsation test1 + + - P2.11.5.5.3
4 Burst pressure test + + + P2.11.5.5.4
5 Pull-out test + + - P2.11.5.5.5
6 Fire endurance test
+ + + P2.11.5.5.6
If required
by UR
P2.7.4.6
7 Vacuum test
+3 + + P2.11.5.5.7
for suction
lines only
8 Repeated assembly test +2 + - P2.11.5.5.8
Abbreviations:
+ test is required
- test is not required
NOTES:
1.