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품 명
Model
외 경
Outer
Dia.
(mm)
내 경
Inner
Dia.
(mm)
자유장
Free
Length
(mm)
정 수
Spring
Const
(kgf/mm)
30만회
0.3 million
50만회
0.5 million
100만회
1 million
편차
Deflection
(mm)
하중
Load
kgf(N)
편차
Deflection
(mm)
하중
Load
kgf(N)
편차
Deflection
(mm)
하중
Load
kgf(N)
SF 10×20
10
5
20
1.00
10.0
10
(98.1)
9.0
9
(88.3)
8.0
8
(78.5)
25
25
0.80
12.5
11.2
10.0
30
30
0.67
15.0
13.5
12.0
35
35
0.57
17.5
15.7
14.0
40
40
0.50
20.0
18.0
16.0
45
45
0.44
22.5
20.0
18.0
50
50
0.40
25.0
22.5
20.0
55
55
0.36
27.5
24.7
22.0
60
60
0.33
30.0
27.0
24.0
65
65
0.31
32.5
29.2
26.0
70
70
0.29
35.0
31.5
28.0
75
75
0.27
37.5
33.7
30.0
80
80
0.25
40.0
36.0
32.0
SF 12×20
12
6
20
1.40
10.0
14
(137.3)
9.0
12.5
(122.6)
8.0
11
(107.9)
25
25
1.12
12.5
11.2
10.0
30
30
0.93
15.0
13.5
12.0
35
35
0.80
17.5
15.7
14.0
40
40
0.70
20.0
18.0
16.0
45
45
0.62
22.5
20.2
18.0
50
50
0.56
25.0
22.5
20.0
55
55
0.51
27.5
24.7
22.0
60
60
0.47
30.0
27.0
24.0
65
65
0.43
32.5
29.2
26.0
70
70
0.40
35.0
31.5
28.0
75
75
0.37
37.5
33.7
30.0
80
80
0.35
40.0
36.0
32.0
SF 14×25
14
7
25
1.44
12.5
18
(176.5)
11.2
16
(156.9)
10.0
14.5
(142.2)
30
30
1.20
15.0
13.5
12.0
35
35
1.03
17.5
15.7
14.0
40
40
0.90
20.0
18.0
16.0
45
45
0.80
22.5
20.2
18.0
50
50
0.72
25.0
22.5
20.0
55
55
0.65
27.5
24.7
22.0
60
60
0.60
30.0
27.0
24.0
65
65
0.55
32.5
29.2
26.0
70
70
0.51
35.0
31.5
28.0
75
75
0.48
37.5
33.7
30.0
80
80
0.45
40.0
36.0
32.0
90
90
0.40
45.0
40.5
36.0
SF 16×25
16
8
25
1.68
12.5
21
(206)
11.2
19
(186.3)
10.0
17
(166.7)
30
30
1.40
15.0
13.5
12.0
35
35
1.20
17.5
15.7
14.0
40
40
1.05
20.0
18.0
16.0
45
45
0.94
22.5
20.2
18.0
50
50
0.84
25.0
22.5
20.0
55
55
0.77
27.5
24.7
22.0
60
60
0.70
30.0
27.0
24.0
65
65
0.65
32.5
29.2
26.0
70
70
0.60
35.0
31.5
28.0
75
75
0.56
37.5
33.7
30.0
80
80
0.53
40.0
36.0
32.0
90
90
0.47
45.0
40.5
36.0
100
100
0.42
50.0
45.0
40.0
SF 경소하중용
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