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A method of weld repairing or cladding a steel bloom,rail or other part of a railway
A method of weld repairing or cladding a steel bloom,rail or other part of a railway
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机译:一种焊接修复或熔覆钢坯,钢轨或铁路其他部分的方法
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摘要
A method of weld repairing or cladding a steel bloom, rail or other railway part, wherein the bloom, rail or railway part is pre-heated before repair welding or cladding, the temperature of the pre-heat being such that the heat affected zone (HAZ) of the bloom, rail or railway part after laying of the first weld bead comprises at least 10% austenite immediately prior to the laying of the second weld bead.
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