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国标对机械零件的倒角有规定么？谢谢前辈指教！
国标对机械零件的倒角有规定么？谢谢前辈指教！
2025-02-05 00:26:01
推荐回答（1个）
回答1：
老国标号GB6403.4-86《零件倒圆与倒角》规定，倒角一般为45度，也可30度或60度
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