BEARING MATERIAL |
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MaterialStandard |
Steel No. |
C |
Cr |
Si |
Mn |
S |
P |
Mo |
Ni |
Other |
GB |
GCr15 |
0.95~1.05 |
1.30~1.65 |
0.15~0.35 |
0.20~0.40 |
≤0.020 |
≤0.027 |
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SAE |
52100 |
0.98~1.10 |
1.30~1.60 |
0.15~0.30 |
0.25~0.45 |
≤0.025 |
≤0.025 |
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GCr15SiMn |
0.95~1.05 |
1.40~1.65 |
0.45~0.75 |
0.95~1.25 |
≤0.025 |
≤0.025 |
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≤0.30 |
Cu≤0.25 |
DIN |
100CrMn6 |
0.93~1.05 |
1.40~1.65 |
0.45~0.75 |
1.00~1.25 |
≤0.025 |
≤0.015 |
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Cu≤0.30 |
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9Cr18 |
0.90~1.00 |
17.0~19.0 |
≤0.80 |
≤0.80 |
≤0.030 |
≤0.035 |
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≤0.30 |
Cu≤0.25 |
AISI |
440B |
0.75~0.95 |
16.0~18.0 |
≤1.00 |
≤1.00 |
≤0.030 |
≤0.040 |
≤0.75 |
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9Cr18Mo |
0.95~1.10 |
16.0~18.0 |
≤0.08 |
≤0.80 |
≤0.030 |
≤0.035 |
0.40~0.70 |
≤0.30 |
Cu≤0.25 |
AISI |
440C |
0.95~1.10 |
1.60~1.80 |
≤1.00 |
≤1.00 |
≤0.025 |
≤0.025 |
0.40~0.65 |
≤0.75 |
Cu≤0.50 |
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1Cr18Ni9Ti |
≤0.12 |
17.0~19.0 |
≤1.00 |
≤2.00 |
≤0.030 |
≤0.035 |
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8.00~11.0 |
Cu≤0.25 |
DIN |
X10CrNiTi18-9 |
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08 |
0.05~0.11 |
0.10 |
0.17~0.37 |
0.35~0.65 |
≤0.035 |
≤0.035 |
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0.30 |
Cu≤0.25 |
SAE |
1008 |
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20 |
0.17~0.23 |
≤0.25 |
0.17~0.37 |
0.35~0.65 |
≤0.035 |
≤0.035 |
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SAE |
1020 |
0.18~0.23 |
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0.30~0.60 |
≤0.050 |
≤0.040 |
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45 |
0.42~0.50 |
≤0.25 |
0.17~0.37 |
0.50~0.80 |
≤0.035 |
≤0.035 |
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0.30 |
Cu≤0.25 |
SAE |
1045 |
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20Cr |
0.18~0.24 |
0.70~1.00 |
0.17~0.37 |
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SAE |
5120 |
0.17~0.23 |
0.60~1.00 |
0.15~0.35 |
0.60~1.00 |
≤0.025 |
≤0.025 |
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20Cr2Ni4A |
0.17~0.23 |
1.25~1.65 |
0.17~0.37 |
0.30~0.60 |
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3.25~3.65 |
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AISI |
3320 |
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Cr4Mo4V |
0.75~0.85 |
3.75~4.25 |
0.35 |
0.35 |
0.30 |
0.35 |
4.00~4.50 |
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V<0.90~1.10 |
AISI |
M50 |
0.77~0.85 |
3.75~4.25 |
≤0.25 |
≤0.35 |
≤0.015 |
≤0.015 |
4.00~4.50 |
≤0.15 |
V<0.90~1.10 |