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TAIXING HONGYE STEEL WIRE MANUFACTURING CO.,LTD
Mattress Steel Wire,Sofa Steel Wire,Mattress Spring Wire,Seat Spring Wire
Carbon Steel Wire
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EN 10270 SM Steel Wire For Mattress Spring
Click for detailsBonnell inner Spring Steel wIre
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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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