Discoloration resistant solder alloy and discoloration resistant solder joint
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机译:防变色焊料合金和防变色焊料接头
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摘要
To provide a solder material or solder joint that resists yellowing and has excellent wettability.SOLUTION: A discoloration-resistant solder material contains Sn or an Sn alloy and 40-320 mass ppm of As and has an As concentrated layer.SELECTED DRAWING: None
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