导向平键型式尺寸(摘自GB/T1097-1979) (mm)
标记示例:
圆头导向平键 (A型) b=16mm、h=10mm、L=100mm 标记: 键 16×100 GB/T 1097-1979
平头导向平键 (B型)尺寸同上,标记: 键 C16×100 GB/T 1097-1979
b
|
公称尺寸
|
8
|
10
|
12
|
14
|
16
|
18
|
20
|
22
|
25
|
28
|
32
|
36
|
40
|
45
|
极限偏差
(h9)
|
0
-0.036
|
0
-0.043
|
0
-0.052
|
0
-0.062
|
h
|
公称尺寸
|
7
|
8
|
8
|
9
|
10
|
11
|
12
|
14
|
14
|
16
|
18
|
20
|
22
|
25
|
极限偏差
(h11)
|
0
-0.090
|
0
-0.110
|
0
-0.130
|
C或r
|
0.25～0.40
|
0.40～0.60
|
0.60～0.80
|
1.0～1.2
|
h1
|
2.4
|
3.0
|
3.5
|
4.5
|
6
|
7
|
8
|
d
|
3
|
4
|
5
|
6
|
8
|
10
|
10
|
d1
|
3.4
|
4.5
|
5.5
|
6.6
|
9
|
11
|
11
|
D
|
6
|
8.5
|
10
|
12
|
15
|
18
|
18
|
C1
|
0.3
|
0.5
|
0.5
|
0.5
|
0.5
|
0.5
|
L0
|
7
|
8
|
10
|
12
|
15
|
18
|
22
|
螺钉(d×L2)
|
M3×8
|
M3×10
|
M4×10
|
M5×10
|
M5×10
|
M6×12
|
M6×12
|
M6×16
|
M8×16
|
M8×16
|
M10×20
|
M10×25
|
M10×25
|
M10×25
|
L
|
36
|
40
|
45
|
50
|
56
|
63
|
70
|
80
|
90
|
100
|
110
|
125
|
140
|
160
|
180
|
200
|
L1
|
18
|
20
|
23
|
26
|
30
|
35
|
40
|
48
|
54
|
60
|
66
|
75
|
80
|
90
|
100
|
110
|
|
|
|
|
|
|
|
|
|
|
|
