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DIN 25420-4-2000
Construction of concrete hot cells - Part 4: Requirements of shielding windows for concrete walls density 2,3 g/cm<(hoch)3> with different thicknesses
适用范围：The document specifies requirements relating to shielding windows for shielding walls against ionizing radiation. The shielding walls form part of the basic equipment of hot cells for remote handling. It specifies some types of shielding windows for walls with densities of concrete of 2,3 g/cm<(hoch)3> and differing thickness. It servers to define requirements relating to manufacturing, dealing especially with main dimensions, through-visibility, shielding properties and resistance to radiation.
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