LXR Unit 6 Module 6.7

Why do u perform hydro-testing on pipe systems?

• Test strength of the welds

• Test strength of the pipes

Why do u perform hydro-testing on pipe systems?

• Fit-up tightness of pipe connections

• Fit-up tightness of flange connections

Which hydrotesting equipment is used to introduce water into the system?

• Inlet hose

• High pressure hose

Which hydrotesting equipment is used to force the system pressure up to the level required for the test?

• Testing pump

• Pressure pump

Which hydrotesting equipment is used to measure the pressure in the system?

• Pressure gauge

• Measure gauge

Which hydrotesting equipment is used and fitted to prevent leakage between pump and system under test?

• Low-pressure hose

• High-pressure hose

Which hydrotesting equipment is used to seal each end of the system under test and allowing easy fit of the test valves/gauges?

• Test blinds X 2

• Spade blinds X 2

Which hydrotesting equipment is used for system shut-off, vent, isolate before/during and after the test?

• Valves

• Inlet hose

Which of the following are safety precautions when performing hydrotesting?

• Always use water as a medium

• Always use air as a medium

Which of the following are safety precautions when performing hydrotesting?

• Always use gas/air as a medium

• Never use gas/air as a medium