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Stationary steam and hot-water boilers, heat recovery steam generators. Requirements for approval of welding procedures for metallic materials
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Boiler plant. Heat-mechanical equipment. General technical requirements
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Electric cables. Calculation of the current rating. Part 1-3. Current rating equations (100 % load factor) and calculation of losses. Current sharing between parallel single-core cables and calculation of circulating current losses
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Electric and optical fibre cables. Test methods for non-metallic materials. Part 407. Miscellaneous tests. Measurement of mass increase of polyethylene and polypropylene compounds
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