Product Description
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1,Size |
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Round bar |
Diameter(mm) |
Length (mm) |
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20~800 |
3000~9000 |
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Plate |
Thickness(mm) |
Width (mm) |
Length (mm) |
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Max:800 |
Max:2200 |
Max:9000 |
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The specification can be customized. |
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2,Chemical Compositions |
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Grade |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
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60Si2MnA |
0.56-0.64 |
1.50-2.00 |
0.70-1.00 |
≤0.035 |
≤0.035 |
≤0.35 |
≤0.35 |
≤0.25 |
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9260 |
0.56-0.64 |
1.80-2.20 |
0.75-1.00 |
≤0.035 |
≤0.040 |
- |
- |
- |
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SUP7 |
0.56-0.64 |
1.80-2.20 |
0.70-1.00 |
≤0.030 |
≤0.030 |
- |
- |
- |
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61SiCr7 |
0.57-0.65 |
1.60-2.00 |
0.70-1.00 |
≤0.025 |
≤0.025 |
0.20-0.45 |
- |
- |
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3,Features |
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1, Chromium vanadium type spring steel; |
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2, Suitable for oil hardening and tempering; |
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3, Good wear and abrasion resistance; |
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4, Excellent toughness and shock resistance. |
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4,Typical Applications |
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1, High load of large spring within 250°C; |
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2, Suitable for many general engineering applications; |
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3, Crankshafts, steering knuckles, spindles, pumps and gears. |
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Other grade as below,
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GB |
ASTM |
JIS |
EN |
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65 |
1065 |
SWRH67B |
C66D |
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70 |
1070 |
SWRH72B |
C70D |
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85 |
1084 |
SWRH82B |
C86D |
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65Mn |
1566 |
SWRH67B |
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70Mn |
1572 |
SWRH72B |
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55Si2Mn |
9255 |
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56Si7 |
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55Si2MnB |
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55SiMnVB |
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60Si2Mn |
9260 |
SUP6 |
60SiCr7 |
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60Si2MnA |
SUP7 |
61SiCr7 |
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60Si2CrA |
9254 |
SUP12 |
54SiCr6 |
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60Si2CrVA |
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54SiCrV6 |
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55CrMnA |
5155 |
SUP9 |
55Cr3 |
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60CrMnA |
5160 |
SUP9A |
60Cr3 |
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60CrMnMoA |
4161 |
SUP13 |
60CrMo3-3 |
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50CrVA |
6150 |
SUP10 |
51CrV4 |
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60CrMnBA |
51B60H |
SUP11A |
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30W4Cr2VA |
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70Si2CrA |
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55CrSiA |
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54SiCr6 |
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1Cr18Ni9 |
302 |
SUS302 |
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0Cr19Ni10 |
304 |
SUS304 |
X5CrNi18-10 |
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0Cr17Ni12Mo2 |
316 |
SUS316 |
X5CrNiMo17-12-2 |
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0Cr17Ni8Al |
631 |
SUS631J1 |
X7CrNiAl17-7 |
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1Cr17Ni7 |
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Grade and specification
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Grade |
Similar grad |
Chemical composition |
Hardness of hot roller stage |
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ASTM |
JIS |
DIN |
C |
Si |
Mn |
Cr |
V |
B |
P |
S |
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65Mn |
1566 |
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0.62-0.7 |
0.17-0.37 |
0.09-1.2 |
0.25Max |
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0.035Max |
302 |
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60Si2Mn |
9260 |
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60Si7 |
0.56-0.64 |
1.5-2.0 |
0.7-1.0 |
0.35Max |
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|
321
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60Si2MnA |
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SUP7 |
|
0.56-0.64 |
1.6-2.0 |
0.7-1.0 |
0.35Max |
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0.025Max |
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55CrMnA |
5155 |
SUP9 |
55Cr3 |
0.5-0.6 |
0.17-0.37 |
0.65-0.95 |
0.65-0.95 |
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60CrMnA |
5160 |
SUP9A |
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0.56-0.64 |
0.17-0.37 |
0.7-1.0 |
0.7-1.0 |
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50CrVA |
6150 |
SUP10 |
50CrV4 |
0.46-0.54 |
0.17-0.37 |
0.5-0.8 |
0.8-1.0 |
0.1-0.2 |
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60CrMnBA |
51B60H |
SUP11A |
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0.56-0.64 |
0.17-0.37 |
0.7-1.0 |
0.7-1.0 |
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0.0005-0.004 |
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55SiMnVB |
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0.52-0.6 |
1.5-2.0 |
0.6-0.9 |
0.35Max |
0.08-0.16 |
0.0005-0.035 |
0.035 |
0.025 |
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60Si2CrA |
9254 |
SUP12 |
|
0.56-0.64 |
1.4-1.8 |
0.4-0.7 |
0.7-1.0 |
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0.025 |
---- |
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60Si2CrVA |
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0.56-0.64 |
1.4-1.8 |
0.4-0.7 |
0.9-1.2 |
0.1-0.2 |
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0.025 |
---- |
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