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DOT Code: 011.261-010

Industry: profess. & kin.
Alternate Titles: metallurgical-laboratory assistant; metallurgical tester; physical-laboratory assistant

Examines and tests metal samples to determine their physical properties, under direction of Metallographer (profess. & kin.): Conducts routine microscopic examinations of metals and alloys to determine their crystal structure, porosity, homogeneity, and other characteristics. Polishes or etches metal specimens and photographs samples, using photomicroscope, or directs photography technical personnel to take, develop, and mount photomicrographs. Examines metal and alloy samples with x-ray, gamma-ray, and magnetic-flux equipment to detect internal fractures, impurities, and similar defects in metals. Tests samples in pressure devices, hot-acid baths, and other apparatus to determine strength, hardness, elasticity, toughness, or other properties of metal.

GOE: 02.04.01 STRENGTH: L GED: R4 M4 L4 SVP: 6 DLU: 77