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TAIXING HONGYE STEEL WIRE MANUFACTURING CO.,LTD
Carbon Steel Wire
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EN 10270 SM Steel Wire For Mattress Spring
Click for detailsBonnell inner Spring Steel wIre
Click for detailsHigh Carbon Mattress Spring Steel Wire
Click for detailsSpring Steel Wire In Coil For Mattress Border
Click for detailsClick for detailsDIN 17223-1 C70D 1.40mm Mattress Spring Steel Wire
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Product name:Mattress and Sofa Steel Wire
Standards:
DIN 17223-1 Round Steel Wire For SpringsYB/T 5220-93 Carbon Steel Wire For Non-Mechanical Springs
Usages: Helical springs, Border wires, Bonnell Springs, Mattress spring blocks, Frame wires, Pocket springs, Compression springs, Torsion springs
Material: 30MnSi, 62A,62B, 60, 65, 65Mn, 70, 75,72A, 72B, 77A, 77B, 80,82A, 82B
Diameter: 1.30mm-5.00mm
CHEMICAL COMPOSITION:
|
Steel grade |
C (%) |
Si (%) |
Mn (%) |
P (%) |
S (%) |
Cr (%) |
Ni(%) |
Cu(%) |
|
45#/SAE1045/S45C |
0.40~0.50 |
0.10~0.25 |
0.60~0.90 |
≤0.035 |
≤0.035 |
≤0.20 |
≤0.20 |
≤0.25 |
|
50#/SAE1050/S50C |
0.47~0.55 |
0.17~0.37 |
0.50~0.80 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
≤0.25 |
|
55#/SAE1055/S55C |
0.52~0.60 |
0.17~0.37 |
0.50~0.80 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
≤0.25 |
|
60#/SAE1060/C60D |
0.55~0.65 |
0.10~0.25 |
0.60~0.90 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.20 |
≤0.25 |
|
65#/SAE1065/C66D |
0.63~0.68 |
0.15~0.35 |
0.60~0.90 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.20 |
≤0.25 |
|
70#/SAE1070/C70D |
0.65~0.75 |
0.10~0.25 |
0.60~0.90 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.20 |
≤0.25 |
|
72A/SWRH72A |
0.69~0.76 |
0.15~0.35 |
0.30~0.60 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.20 |
≤0.25 |
|
72B/SWRH72B |
0.69~0.76 |
0.15~0.35 |
0.60~0.90 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.20 |
≤0.25 |
|
80#/SAE1080/C80D |
0.75~0.88 |
0.10~0.25 |
0.60~0.90 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.20 |
≤0.25 |
|
82A/SWRH82A |
0.79~0.86 |
0.15~0.35 |
0.30~0.60 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.20 |
≤0.25 |
|
82B/SWRH82B |
0.79~0.86 |
0.15~0.35 |
0.60~0.90 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.20 |
≤0.25 |
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