机械制图标注常用符号
序号 | 符号名称 | 符号绘制标准 | 应用示例 |
1 | GB/T 1182-2008 基准符号。 涂黑三角形及中轴线可任意变换位置，方框和字母只允许水平放置不允许歪斜；方框外边的连线也只允许在水平或铅垂两个方向画出。 |
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2 | GB/T ； 标注正方形结构尺寸时在尺寸前面加注正方形符号。 高度h= |
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3 | GB/T ； 标注弧长时在尺寸前面加注弧长符号。 高度h=R= |
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4 | GB/T ；GB/T 尺寸注法； 沉孔或锪平符号。 高度h= |
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5 | GB/T ； GB/T 尺寸注法； 沉孔或锪平深度符号。 高度h= |
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6 | GB/T ； GB/T 尺寸注法； 埋头孔符号。 高度h= |
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机械制图尺寸标注常用标准符号
序号 | 符号名称 | 符号绘制标准 | 应用示例 | ||||
7 | GB/T 15754-1995 锥度符号或莫氏锥度注法。 高度h= |
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8 | JB/T 5061-2006 定位支撑符号。 高度h= |
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9 | JB/T 5061-2006 辅助支撑符号。 高度h= |
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10 | JB/T 5061-2006 辅助支撑符号。 高度h=5mm |
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11 | GB/T 中心孔符号。 高度h=； 高度H1=5mm。 |
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12 | JB/T 8555-2008 热处理技术要求在零件图样上的表示方法。粗糙度符号的三角形部分为测量点符号。可随图形进行缩放。 |
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汇编人：质管办标准化管理员 郑家贵 2011年8月25日
本文来源：https://www.2haoxitong.net/k/doc/17825a6a6beae009581b6bd97f1922791688beed.html
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