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:
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T slot blade fixing of disc heads and blade roots
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Circumferential fir tree root disc and blade testing
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Testing of curved root blades and disc heads
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Tenon testing
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Disc bore testing for keyway cracking
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Shaft transition diameter cracking
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Life extension NDT on steam tests and cylinder cracking
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Rotor bore visual, magnetic and ultrasonic testing
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Turbine blading inspections
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Thick wall butt welds including inspection for type 4 cracking in CMV
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Construction weld examinations
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Managing NDT functions during outages at power stations
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Proficient with the use of a Metascop