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Spring Steel
We are the spring steel production base with up-to-date technological equipment in domestic, and won batch supply approval of world class company.
We not only supply to our domestic atuo Group in China but also export to USA, Korea, South East Asia.
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STANDARD
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CHEMICAL COMPOSITION
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|||||||||
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SAE
|
JIS
|
DIN
|
C
|
Si
|
Mn
|
Cr
|
V
|
B
|
P
|
S
|
|
≯
|
||||||||||
|
1066
|
/
|
/
|
0.62
-0.70 |
0.17
-0.37 |
0.90
-1.20 |
≤0.25
|
/
|
/
|
0.035
|
0.035
|
|
9255
|
/
|
55Si7
|
0.52
-0.60 |
1.50
-2.00 |
0.60
-0.90 |
≤0.35
|
/
|
/
|
0.035
|
0.035
|
|
9260
|
SUP6
|
60Si7
|
0.56
-0.64 |
1.50
-2.00 |
0.60
-0.90 |
≤0.35
|
/
|
/
|
0.035
|
0.035
|
|
9260
|
SUP6
|
60Si7
|
0.56
-0.64 |
1.60
-2.00 |
0.60
-0.90 |
≤0.35
|
/
|
/
|
0.030
|
0.030
|
|
5155
|
SSUP9
|
55Cr3
|
0.52
-0.60 |
0.17
-0.37 |
0.65
-0.95 |
0.65
-0.95 |
/
|
/
|
0.030
|
0.030
|
|
5160
|
SUP9A
|
/
|
0.56
-0.64 |
0.17
-0.37 |
0.70
-1.00 |
0.70
-1.00 |
/
|
/
|
0.030
|
0.030
|
|
5160H
|
/
|
/
|
0.55
-0.65 |
0.15
-0.30 |
0.65
-1.10 |
0.60
-1.00 |
/
|
/
|
0.035
|
0.040
|
|
6150
|
SUS10A
|
51CrV4
|
0.46
-0.54 |
0.17
-0.37 |
0.50
-0.80 |
0.80
-1.10 |
0.10-0.20
|
/
|
0.030
|
0.030
|
|
6150H
|
/
|
/
|
0.47
-0.54 |
0.15
-0.35 |
0.60
-1.00 |
0.75
-1.20 |
0.15(min)
|
/
|
0.035
|
0.040
|
|
51B60
|
SUS11
|
58CrMnB4
|
0.56
-0.64 |
0.17
-0.37 |
0.70
-1.00 |
0.70
-1.00 |
/
|
0.0005
-0.004 |
0.030
|
0.030
|
|
51B60
|
SUS11
|
58CrMnB4
|
0.52
-0.60 |
0.70
-1.00 |
0.70
-1.00 |
≤0.35
|
0.08
-0.16 |
0.0005
-0.0035 |
0.030
|
0.030
|
Available Specification:
SAE 5155、SAE 5160、SAE 6150、SAE 51B60 and etc :
● Φ10-80 ■ 50-90 ■ 6-40×50-140 (mm)
SAE 5160H、SAE 6150H :
● Φ12—80 ■ 5-40 × 45-120 (mm)
● Round Bar ■ Square or Flat Bar
Please send us your needs, and we will reply to you within one business day, thanks!

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