J.Michael Downs
Surveillance and expediting at suppliers works worldwide, specializing in heavy rotating plant for the electrical generating industries
Experienced in heavy foundries on castings up to 120 tonnes in low alloy steels, SG iron, and also in 9%CrMo steels
Experienced in non-ferrous material for the Admiralty.
Over forty years of experience working in power stations across the world. Experienced in setting up inspection techniques and writing procedures in MT/PT/UT for:
T slot blade fixing of disc heads and blade roots
Circumferential fir tree root disc and blade testing
Testing of curved root blades and disc heads
Tenon testing
Disc bore testing for keyway cracking
Shaft transition diameter cracking
Life extension NDT on steam tests and cylinder cracking
Rotor bore visual, magnetic and ultrasonic testing
Turbine blading inspections
Thick wall butt welds including inspection for type 4 cracking in CMV
Construction weld examinations
Managing NDT functions during outages at power stations
Proficient with the use of a Metascop