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GB/T 7244-1987
Heavy duty spring washers
Nom
d min
d max
h min
h max
b min
b max
H min
H max
Φ6
6.1
6.68
1.65
1.95
2.45
2.75
3.6
4.5
Φ8
8.1
8.68
2.25
2.55
3
3.4
4.8
6
Φ10
10.2
10.9
2.85
3.15
3.6
4
6
7.5
Φ12
12.2
12.9
3.3
3.7
4.1
4.5
7
8.75
Φ14
14.2
14.9
3.9
4.3
4.6
5
8.2
10.25
Φ16
16.2
16.9
4.6
5
5.1
5.5
9.6
12
Φ18
18.2
19.04
5.1
5.5
5.6
6
10.6
13.25
Φ20
20.2
21.04
5.8
6.2
6.1
6.7
12
15
Φ22
22.5
23.34
6.3
6.9
6.9
7.5
13.2
16.5
Φ24
24.5
25.5
6.8
7.4
7.2
7.8
14.2
17.75
Φ27
27.5
28.5
7.7
8.3
8.2
8.8
16
20
Φ30
30.5
31.5
8.7
9.3
9
9.6
18
22.5
Φ33
33.5
34.7
9.6
10.2
9.9
10.5
19.8
24.75
Φ36
36.5
37.7
10.5
11.1
10.7
11.3
21.6
27
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