螺钉锁紧挡圈 (摘自GB 884-86)
公称直径d=8~200mm的螺钉锁紧挡圈。
标记示例:
公称直径d=20mm、材料为Q235、不经表面处理的螺钉锁紧挡圈的标记:
挡圈 GB 884 20
公称直径d=8~200mm的螺钉锁紧挡圈:
公称直径d
|
H
|
D
|
d0
|
c
|
螺钉GB71
(推荐)
|
基本尺寸
|
极限偏差
|
基本尺寸
|
极限偏差
|
8
|
+0.036
0
|
10
|
0
-0.36
|
20
|
5
|
0.5
|
M5×8
|
(9)
|
+0.036
0
|
10
|
0
-0.36
|
22
|
5
|
0.5
|
M5×8
|
10
|
+0.036
0
|
10
|
0
-0.36
|
22
|
5
|
0.5
|
M5×8
|
12
|
+0.043
0
|
10
|
0
-0.36
|
25
|
5
|
0.5
|
M6×10
|
(13)
|
+0.043
0
|
10
|
0
-0.36
|
25
|
5
|
0.5
|
M6×10
|
14
|
+0.043
0
|
12
|
0
-0.43
|
28
|
6
|
1
|
M6×10
|
(15)
|
+0.043
0
|
12
|
0
-0.43
|
30
|
6
|
1
|
M6×10
|
16
|
+0.043
0
|
12
|
0
-0.43
|
30
|
6
|
1
|
M6×10
|
(17)
|
+0.043
0
|
12
|
0
-0.43
|
32
|
6
|
1
|
M6×10
|
18
|
+0.043
0
|
12
|
0
-0.43
|
32
|
6
|
1
|
M6×10
|
(19)
|
+0.052
0
|
12
|
0
-0.43
|
35
|
6
|
1
|
M6×10
|
20
|
+0.052
0
|
12
|
0
-0.43
|
35
|
6
|
1
|
M6×10
|
22
|
+0.052
0
|
12
|
0
-0.43
|
38
|
6
|
1
|
M6×10
|
25
|
+0.052
0
|
14
|
0
-0.43
|
42
|
8
|
1
|
M8×12
|
28
|
+0.052
0
|
14
|
0
-0.43
|
45
|
8
|
1
|
M8×12
|
30
|
+0.052
0
|
14
|
0
-0.43
|
48
|
8
|
1
|
M8×12
|
32
|
+0.062
0
|
14
|
0
-0.43
|
52
|
8
|
1
|
M8×12
|
35
|
+0.062
0
|
16
|
0
-0.43
|
56
|
10
|
1
|
M10×16
|
40
|
+0.062
0
|
16
|
0
-0.43
|
62
|
10
|
1
|
M10×16
|
45
|
+0.062
0
|
18
|
0
-0.43
|
70
|
10
|
1
|
M10×16
|
50
|
+0.062
0
|
18
|
0
-0.43
|
80
|
10
|
1
|
M10×20
|
55
|
+0.074
0
|
18
|
0
-0.43
|
85
|
10
|
1
|
M10×20
|
60
|
+0.074
0
|
20
|
0
-0.52
|
90
|
10
|
1
|
M10×20
|
65
|
+0.074
0
|
20
|
0
-0.52
|
95
|
10
|
1
|
M10×20
|
70
|
+0.074
0
|
20
|
0
-0.52
|
100
|
10
|
1
|
M10×20
|
75
|
+0.074
0
|
22
|
0
-0.52
|
110
|
12
|
1
|
M12×25
|
80
|
+0.074
0
|
22
|
0
-0.52
|
115
|
12
|
1
|
M12×25
|
85
|
+0.087
0
|
22
|
0
-0.52
|
120
|
12
|
1
|
M12×25
|
90
|
+0.087
0
|
22
|
0
-0.52
|
125
|
12
|
1
|
M12×25
|
95
|
+0.087
0
|
25
|
0
-0.52
|
130
|
12
|
1.5
|
M12×25
|
100
|
+0.087
0
|
25
|
0
-0.52
|
135
|
12
|
1.5
|
M12×25
|
105
|
+0.087
0
|
25
|
0
-0.52
|
140
|
12
|
1.5
|
M12×25
|
110
|
+0.087
0
|
30
|
0
-0.52
|
150
|
12
|
1.5
|
M12×25
|
115
|
+0.087
0
|
30
|
0
-0.52
|
155
|
12
|
1.5
|
M12×25
|
120
|
+0.087
0
|
30
|
0
-0.52
|
160
|
12
|
1.5
|
M12×25
|
(125)
|
+0.1
0
|
30
|
0
-0.52
|
165
|
12
|
1.5
|
M12×25
|
130
|
+0.1
0
|
30
|
0
-0.52
|
170
|
12
|
1.5
|
M12×25
|
(135)
|
+0.1
0
|
30
|
0
-0.52
|
175
|
12
|
1.5
|
M12×25
|
140
|
+0.1
0
|
30
|
0
-0.52
|
180
|
12
|
1.5
|
M12×25
|
(145)
|
+0.1
0
|
30
|
0
-0.52
|
190
|
12
|
1.5
|
M12×30
|
150
|
+0.1
0
|
30
|
0
-0.52
|
200
|
12
|
1.5
|
M12×30
|
160
|
+0.1
0
|
30
|
0
-0.52
|
210
|
12
|
1.5
|
M12×30
|
170
|
+0.1
0
|
30
|
0
-0.52
|
220
|
12
|
1.5
|
M12×30
|
180
|
+0.1
0
|
30
|
0
-0.52
|
230
|
12
|
1.5
|
M12×30
|
190
|
+0.115
0
|
30
|
0
-0.52
|
240
|
12
|
1.5
|
M12×30
|
200
|
+0.115
0
|
30
|
0
-0.52
|
250
|
12
|
1.5
|
M12×30
|
注:尽可能不采用括号内的规格。