GB-T50001-2001······1

1 總則······8

2 圖紙幅面規格與圖紙編排順序······9

2.1 圖紙幅面······9

2.2 標題欄與會簽欄······10

2.3 圖紙編排順序······13

3 圖線······14

4 字體······16

5 比例······18

6 符號······19

6.1 剖切符號······19

6.2 索引符號與詳圖符號······20

6.3 引出線······22

6.4 其他符號······23

7 定位軸線······25

8 常用建筑材料圖例······28

8.1 一般規定······28

8.2 常用建筑材料圖例······29

9 圖樣畫法······32

9.1 投影法······32

9.2 視圖配置······33

9.3 剖面圖和斷面圖······34

9.4 簡化畫法······36

9.5 軸測圖······39

9.6 透視圖······43

10 尺寸標注······44

10.1 尺寸界線、尺寸線及尺寸起止符號······44

10.2 尺寸數字······45

10.3 尺寸的排列與布置······46

10.4 半徑、直徑、球的尺寸標注······47

10.5 角度、弧度、弧長的標注······48

10.6 薄板厚度、正方形、坡度、非圓曲線等尺寸標注······49

10.7 尺寸的簡化標注······50

10.8 標高······52

本標準用詞說明······54

附：條文說明······55

1 總則······58

2 圖紙幅面規格與圖紙編排順序······59

2.1 圖紙幅面······59

2.2 標題欄與會簽欄······59

3 圖線······60

4 字體······61

5 比例······62

6 符號······63

6.1 剖切符號······63

6.2 索引符號與詳圖符號······63

6.4 其他符號······63

7 定位軸線······64

8 常用建筑材料圖例······65

8.1 一般規定······65

8.2 常用建筑材料圖例······65

9 圖樣畫法······66

9.1 投影法······66

9.2 視圖配置······66

9.3 剖面圖和斷面圖······66

9.4 簡化畫法······67

9.5 軸測圖······67

10 尺寸標注······68

10.1 尺寸界線、尺寸線及尺寸起止符號······68

10.2 尺寸數字······68

10.4 半徑、直徑、球的尺寸標注······68

10.5 角度、弧度、弧長的標注······68

10.6 薄板厚度、正方形、坡度、非圓曲線等尺寸標注······69

10.7 尺寸的簡化標注······69

10.8 標高······69