Mold Spring-Brown（TB）

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Mold Spring-Brown（TB）

Brown spring is heavy duty spring, suitable for stamping die

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Description

We have various specifications of yellow springs, blue springs, red springs, green springs, brown springs, and some heat resistant springs, extension springs.
We use the best spring steel wire, good fatigue resistance, strong elasticity.
Our spring has accurate inside and outside diameter and small length error, which is suitable for the use of precision mould.

Brown spring is a super heavy load spring, suitable for stamping die

 

Spring specification table：

Type Diameter Free Long 定数kgf/mm After 300k times After 500k times After 1M times
NO D d L（mm） 压缩量Fmm 荷重kgf{N} 压缩量Fmm 荷重kgf{N} 压缩量Fmm 荷重kgf{N}
TB6*15 6 3 15 6 3 18{117} 2.7 16{159} 2.4 14{142}
20 20 4.5 4 3.6 3.2
25 25 3.6 5 4.5 4
30 30 3 6 5.4 4.8
35 35 2.6 7 6.3 5.6
40 40 2.3 8 7.2 6.4
45 45 2 9 8.1 7.2
50 50 1.8 10 9 8
55 55 1.6 11 9.9 8.8
60 60 1.5 12 10.8 9.6
TB8*10 8 4 10 16.94 2 33{342.2} 1.8 30{304.0} 1.6 25{255.0}
15 15 10.8 3 2.7 2.4
20 20 8.13 4 3.6 3.2
25 25 6.5 5 4.5 4
30 30 5.42 6 5.4 4.8
35 35 4.64 7 6.3 5.6
40 40 4.1 8 7.2 6.4
45 45 3.61 9 8.1 7.2
50 50 3.33 10 9 8
55 55 3 11 9.9 8.8
60 60 2.75 12 10.8 9.6
65 65 2.5 10.4 11.7 13
70 70 2.3 14 12.6 11.2
75 75 2.17 15 13.5 12
80 80 2.03 16 14.4 12.8
TB10*10 10 5 10 22.5 2 45{441} 1.8 41{402} 1.6 36{353}
15 15 15 3 2.7 2.4
20 20 11.25 4 3.6 3.2
25 25 9 5 4.5 4
30 30 7.5 6 5.4 4.8
35 35 6.43 7 6.3 5.6
40 40 5.63 8 7.2 6.4
45 45 5 9 8.1 7.2
50 50 4.5 10 9 8
55 55 7.09 11 9.9 8.8
60 60 3.75 12 10.8 9.6
65 65 3.47 13 11.7 10.4
70 70 3.21 14 12.6 11.2
75 75 3 15 13.5 12
80 80 2.82 16 14.4 12.8
90 90 2.5 18 16.2 14.4
                     
Type Diameter Free Long 定数kgf/mm After 300k times After 500k times After 1M times
NO D d L（mm） 压缩量Fmm 荷重kgf{N} 压缩量Fmm 荷重kgf{N} 压缩量Fmm 荷重kgf{N}
TB12*15 12 6 15 1.93 3 58{569} 2.7 52{510} 2.4 46{451}
20 20 1.45 4 3.6 3.2
25 25 11.6 5 4.5 4
30 30 9.67 6 5.4 4.8
35 35 8.29 7 6.3 5.6
40 40 7.25 8 7.2 6.4
45 45 8.44 9 8.1 7.2
50 50 5.8 10 9 8
55 55 5.27 11 9.9 8.8
60 60 4.83 12 10.8 9.6
65 65 4.4 13 11.7 10.4
70 70 4.13 14 12.6 11.2
75 75 3.85 15 13.5 12
80 80 3.61 16 14.4 12.8
90 90 3.2 18 16.2 14.4
TB14*20 14 7 20 18.8 4 75{736} 3.6 68{667} 3.2 60{588}
25 25 15 5 4.5 4
30 30 12.5 6 5.4 4.8
35 35 10.72 7 6.3 5.6
40 40 9.38 8 7.2 6.4
45 45 7.34 9 8.1 7.2
50 50 7.5 10 9 8
55 55 6.82 11 9.9 8.8
60 60 6.25 12 10.8 9.6
65 65 5.77 13 11.7 10.4
70 70 5.36 14 12.6 11.2
75 75 5 15 13.5 12
80 80 4.69 16 14.4 12.8
90 90 4.17 18 16.2 14.4
100 100 3.8 20 18 16
TB16*20 16 8 20 25 4 100{981} 3.6 90{883} 3.2 80{785}
25 25 20 5 4.5 4
30 30 16.67 6 5.4 4.8
35 35 14.29 7 6.3 5.6
40 40 12.5 8 7.2 6.4
45 45 11.11 9 8.1 7.2
50 50 10 10 9 8
55 55 9.09 11 9.9 8.8
60 60 8.34 12 10.8 9.6
65 65 7.69 13 11.7 10.4
70 70 7.14 14 12.6 11.2
75 75 6.67 15 13.5 12
80 80 6.25 16 14.4 12.8
90 90 5.56 18 16.2 14.4
100 100 5 20 18 16
TB18*20 18 9 20 31.3 4 125{1266} 3.6 113{1108} 3.2 100{981}
25 25 25 5 4.5 4
30 30 20.84 6 5.4 4.8
35 35 17.86 7 6.3 5.6
40 40 15.63 8 7.2 6.4
45 45 13.89 9 8.1 7.2
50 50 12.5 10 9 8
55 55 11.37 11 9.9 8.8
60 60 10.64 12 10.8 9.6
65 65 9.62 13 11.7 10.4
70 70 8.93 14 12.6 11.2
75 75 8.34 15 13.5 12
80 80 7.82 16 14.4 12.8
90 90 6.95 18 16.2 14.4
100 100 6.26 20 18 16
                     
Type Diameter Free Long 定数kgf/mm After 300k times After 500k times After 1M times
NO D d L（mm） 压缩量Fmm 荷重kgf{N} 压缩量Fmm 荷重kgf{N} 压缩量Fmm 荷重kgf{N}
TB20*20 20 10 20 40 4 160{1569} 3.6 144{1412} 3.2 128{1255}
25 25 32 5 4.5 4
30 30 26.67 6 5.4 4.8
35 35 22.86 7 6.3 5.6
40 40 20 8 7.2 6.4
45 45 17.78 9 8.1 7.2
50 50 16 10 9 8
55 55 14.55 11 9.9 8.8
60 60 13.33 12 10.8 9.6
65 65 12.31 13 11.7 10.4
70 70 11.43 14 12.6 11.2
75 75 10.67 15 13.5 12
80 80 10 16 14.4 12.8
90 90 8.89 18 16.2 14.4
100 100 8 20 18 16
125 125 6.4 25 22.5 20
150 150 5.33 30 27 24
TB22*25 22 11 25 39 5 195{1912} 4.5 176{1762} 4 156{1530}
30 30 32.5 6 5.4 4.8
35 35 27.86 7 6.3 5.6
40 40 24.38 8 7.2 6.4
45 45 21.67 9 8.1 7.2
50 50 19.5 10 9 8
55 55 17.73 11 9.9 8.8
60 60 16.25 12 10.8 9.6
65 65 15 13 11.7 10.4
70 70 13.93 14 12.6 11.2
75 75 13 15 13.5 12
80 80 12.19 16 14.4 12.8
90 90 10.83 18 16.2 14.4
100 100 9.75 20 18 16
125 125 7.8 25 22.5 20
150 150 6.5 30 27 24
TB25*25 25 12.5 25 49 5 245{2403} 4.5 221{2167} 4 196{1922}
30 30 40.8 6 5.4 4.8
35 35 35 7 6.3 5.6
40 40 30.6 8 7.2 6.4
45 45 27.2 9 8.1 7.2
50 50 24.5 10 9 8
55 55 22.3 11 9.9 8.8
60 60 20.4 12 10.8 9.6
65 65 18.8 13 11.7 10.4
70 70 17.5 14 12.6 11.2
75 75 16.3 15 13.5 12
80 80 15.3 16 14.4 12.8
90 90 13.6 18 16.2 14.4
100 100 12.3 20 18 16
125 125 9.8 25 22.5 20
150 150 6.5 30 27 24
175 175 8.17 35 31.5 28
TB27*25 27 13.5 25 58 5 290{2843} 4.5 261{2560} 4 232{2275}
30 30 48.33 6 5.4 4.8
35 35 41.43 7 6.3 5.6
40 40 36.25 8 7.2 6.4
45 45 32.22 9 8.1 7.2
50 50 29 10 9 8
55 55 26.36 11 9.9 8.8
60 60 24.17 12 10.8 9.6
65 65 22.31 13 11.7 10.4
70 70 20.71 14 12.6 11.2
75 75 19.33 15 13.5 12
80 80 18.13 16 14.4 12.8
90 90 16.11 18 16.2 14.4
100 100 14.5 20 18 16
125 125 11.6 25 22.5 20
150 150 9.67 30 27 24
175 175 8.28 35 31.5 28
                     
Type Diameter Free Long 定数kgf/mm After 300k times After 500k times After 1M times
NO D d L（mm） 压缩量Fmm 荷重kgf{N} 压缩量Fmm 荷重kgf{N} 压缩量Fmm 荷重kgf{N}
TB30*25 30 15 25 72 5 360{3530} 4.5 324{3177} 4 288{2824}
30 30 60 6 5.4 4.8
35 35 51.43 7 6.3 5.6
40 40 45 8 7.2 6.4
45 45 40 9 8.1 7.2
50 50 36 10 9 8
55 55 32.72 11 9.9 8.8
60 60 30 12 10.8 9.6
65 65 27.69 13 11.7 10.4
70 70 25.71 14 12.6 11.2
75 75 24 15 13.5 12
80 80 22.5 16 14.4 12.8
90 90 20 18 16.2 14.4
100 100 18 20 18 16
125 125 14.4 25 22.5 20
150 150 12 30 27 24
175 175 10.28 35 31.5 28
200 200 9 40 36 32
TB35*40 35 17.5 40 61.25 8 490{4805} 7.2 441{4325} 6.4 392{3844}
45 45 54.44 9 8.1 7.2
50 50 49 10 9 8
55 55 44.54 11 9.9 8.8
60 60 40.83 12 10.8 9.6
65 65 37.69 13 11.7 10.4
70 70 35 14 12.6 11.2
75 75 32.67 15 13.5 12
80 80 30.62 16 14.4 12.8
90 90 27.22 18 16.2 14.4
100 100 24.5 20 18 16
125 125 19.6 25 22.5 20
150 150 16.33 30 27 24
175 175 14 35 31.5 28
200 200 12.5 40 36 32
TB40*40 40 20 40 80 8 640{6276} 7.2 576{5649} 6.4 512{5021}
45 45 71.1 9 8.1 7.2
50 50 64 10 9 8
55 55 58.2 11 9.9 8.8
60 60 53.33 12 10.8 9.6
65 65 49.2 13 11.7 10.4
70 70 45.71 14 12.6 11.2
75 75 42.7 15 13.5 12
80 80 40 16 14.4 12.8
90 90 35.55 18 16.2 14.4
100 100 32 20 18 16
125 125 25.6 25 22.5 20
150 150 21.33 30 27 24
175 175 18.28 35 31.5 28
200 200 16 40 36 32
225 225 14.2 36 40.5 45
250 250 12.8 50 45 40
275 275 11.8 44 49.5 55
300 300 10.7 60 54 48
                     
Type Diameter Free Long 定数kgf/mm After 300k times After 500k times After 1M times
NO D d L（mm） 压缩量Fmm 荷重kgf{N} 压缩量Fmm 荷重kgf{N} 压缩量Fmm 荷重kgf{N}
TB50*50 50 25 50 100 10 1000{9807} 9 900{8826} 8 800{7845}
55 55 90.9 11 9.9 8.8
60 60 83.33 12 10.8 9.6
65 65 76.9 13 11.7 10.4
70 70 71.42 14 12.6 11.2
75 75 66.7 15 13.5 12
80 80 62.5 16 14.4 12.8
90 90 55.55 18 16.2 14.4
100 100 50 20 18 16
125 125 40 25 22.5 20
150 150 33.33 30 27 24
175 175 28.57 35 31.5 28
200 200 25 40 36 32
225 225 22.2 36 40.5 45
250 250 20 50 45 40
275 275 18.2 44 49.5 55
300 300 16.66 60 54 48
350 350 14.3 70 63 56
TB60*60 60 30 60 120 12 1440{14122} 10.8 1296{12709} 9.6 1152{11297}
70 70 102.86 14 12.6 11.2
80 80 90 16 14.4 12.8
90 90 80 18 16.2 14.4
100 100 72 20 18 16
125 125 57.6 25 22.5 20
150 150 48 30 27 24
175 175 41.14 35 31.5 28
200 200 36 40 36 32
250 250 28.8 50 45 40
300 300 24 60 54 48
350 350 20.6 70 63 56
TB70*70 70 38.5 70 124.29 14 1800{17652} 12.6  1556{15259}  11.2 1440{14122}
80 80 108.75 16 14.4 12.8
90 90 96.67 18 16.2 14.4
100 100 90 20 18 16
125 125 72 25 22.5 20
150 150 60 30 27 24
175 175 51.4 35 31.5 28
200 200 45 40 36 32
250 250 36 50 45 40
300 300 30 60 54 48
350 350 25.7 70 63 56

 

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