Aktivní norma | Vydána: 01.01.2021

ASTM C922-21

Standard Specification for Sintered Gadolinium Oxide-Uranium Dioxide Pellets for Light Water Reactors

Dostupné jazyky: Anglicky

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Podrobné informace

Označení: ASTM C922-21

Datum vydání: 01.01.2021

Stran: 4

Země: Americká technická norma

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Anotace

This specification covers finished pellets composed of sintered gadolinium oxide-uranium dioxide of any concentration for use in light-water reactors. Materials shall adhere to specified chemical (impurity content, stoichiometry, moisture content, and gadolinium oxide concentration), nuclear (isotopic content), and physical (dimensions, density, homogeneity, integrity, axial and circumferential surface cracks, cylindrical surface chips, pellets ends, cleanliness and workmanship, identification, and irradiation stability) requirements.

Keywords:
burnable poison, gadolinia, light water reactors, nuclear fuel, nuclear fuel pellets, urania, uranium dioxide,, ICS Number Code 27.120.30 (Fissile materials and nuclear fuel technology)

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