Fuel rod for a nuclear reactor fuel assembly

Details Fuel rod for a nuclear reactor fuel assembly Fuel rod for a nuclear reactor fuel assembly

1986-08-08

1988-04-05

Walsh, Donald P.

Induced nuclear reactions: processes, systems, and elements

Fuel component structure

Encased with nonfuel component

376414, 376416, 376434, G21C 320

Patent

active

047357681

ABSTRACT:
Fuel rod cladding tube having an inner tubular layer of a zirconium alloy with alloying components of 1.2 to 1.7% tin, 0.07 to 0.2% iron, 0.05 to 0.15% chromium, 0.03 to 0.08% nickel, 0.07 to 0.15% oxygen, with the sum of percentages of iron, chromium and nickel in the range of 0.18 to 0.38%; or with the alloying components 1.2 to 1.7% tin, 0.18 to 0.24% iron, 0.07 to 0.13% chromium, 0.10 to 0.16% oxygen, with the sum of percentages of iron and chromium in the range of 0.28 to 0.37%; and with the inner tubular layer having an outside surface layer of another zirconium alloy with a layer thickness of 5 to 20% of the cladding tube as well as with 0 to 1% iron as an alloying component and with at least one alloying component from the group of: vanadium with 0.1 to 1% by weight, platinum with 0.1 to 1% by weight, and copper with 1 to 3% by weight.

REFERENCES:
patent: 3620691 (1971-11-01), Rubel
patent: 4045288 (1977-08-01), Armijo
patent: 4233834 (1980-11-01), Matinlasi
patent: 4406012 (1983-09-01), Gordon
patent: 4411861 (1983-10-01), Steinberg
patent: 4473410 (1984-09-01), Grubb

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