半圆头铆钉(粗制) (摘自GB 863.1-86)
公称直径d=12~36mm的粗制半圆头铆钉。
标记示例:
公称直径d=12mm、公称长度l=50mm、材料为BL2、不经表面处理的半圆头铆钉的标记:
铆钉 GB 863.1 12×50
公称直径d=12~36mm的粗制半圆头铆钉:
d
|
dk
|
K
|
r
max
|
R≈
|
l
|
公称
|
max
|
min
|
max
|
min
|
max
|
min
|
12
|
12.3
|
11.7
|
22
|
20
|
8.5
|
7.5
|
0.5
|
11
|
20~90
|
(14)
|
14.3
|
13.7
|
25
|
23
|
9.5
|
8.5
|
0.5
|
12.5
|
22~100
|
16
|
16.3
|
15.7
|
30
|
28
|
10.5
|
9.5
|
0.5
|
15.5
|
26~110
|
(18)
|
18.3
|
17.7
|
33.4
|
30.6
|
13.3
|
11.7
|
0.5
|
16.5
|
32~150
|
20
|
20.35
|
19.65
|
36.4
|
33.6
|
14.8
|
13.2
|
0.8
|
18
|
32~150
|
(22)
|
22.35
|
21.65
|
40.4
|
37.6
|
16.3
|
14.7
|
0.8
|
20
|
38~180
|
24
|
24.35
|
23.65
|
44.4
|
41.6
|
17.8
|
16.2
|
0.8
|
22
|
52~180
|
(27)
|
27.35
|
26.65
|
49.4
|
46.6
|
20.2
|
17.8
|
0.8
|
26
|
55~180
|
30
|
30.35
|
29.65
|
54.8
|
51.2
|
22.2
|
19.8
|
0.8
|
27
|
55~180
|
36
|
36.4
|
35.6
|
63.8
|
60.2
|
26.2
|
23.8
|
0.8
|
32
|
58~200
|
注:尽可能不采用括号内的规格。
l的范围:
公称
|
20
|
22
|
24
|
26
|
28
|
30
|
32
|
35
|
38
|
40
|
42
|
45
|
48
|
50
|
52
|
55
|
min
|
19.35
|
21.35
|
23.35
|
25.35
|
27.35
|
29.35
|
31.2
|
34.2
|
37.2
|
39.2
|
41.2
|
44.2
|
47.2
|
49.2
|
51.05
|
24.05
|
max
|
20.65
|
22.65
|
24.65
|
26.65
|
28.65
|
30.65
|
32.8
|
35.8
|
38.8
|
40.8
|
42.8
|
45.8
|
48.8
|
50.5
|
52.95
|
55.95
|
公称
|
58
|
60
|
65
|
70
|
75
|
80
|
85
|
90
|
95
|
100
|
110
|
120
|
130
|
140
|
150
|
160
|
min
|
57.05
|
59.05
|
64.05
|
69.05
|
74.05
|
79.05
|
83.9
|
88.9
|
93.9
|
98.9
|
108.9
|
118.9
|
128.7
|
138.7
|
148.7
|
158.7
|
max
|
58.95
|
60.95
|
65.95
|
70.95
|
75.95
|
80.95
|
86.1
|
91.1
|
96.1
|
101.1
|
111.1
|
121.1
|
131.3
|
141.3
|
151.3
|
161.3
|
公称
|
170
|
180
|
190
|
200
|
min
|
168.7
|
178.7
|
188.85
|
198.55
|
max
|
171.3
|
181.3
|
191.45
|
201.45
|