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COATED WELDING ELECTRODE OF BASIC TYPE SUITABLE FOR VERTICAL DOWN WELDING OF PIPES
COATED WELDING ELECTRODE OF BASIC TYPE SUITABLE FOR VERTICAL DOWN WELDING OF PIPES
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机译:基本型的垂直向下焊接用的基本型带涂层焊条
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摘要
Basic coated welding electrodes for downhand welding of fixed pipes, the non-metallic portion of the coating containing calcium carbonate and calcium fluoride in a weight ratio between 10 and 20, also comprising at least 35% by weight of iron powder.
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