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CAZ Bearing ring and steel ball are adopted with GCr 15 to be made.
The Chemical Composition See Table 1
The contrast of Bearing Steel No.of each country See Table 2
The preserving shelf generally adopting 0.8F cold rolling steel strap, punching to be made, also having plasties, phenol Aldehyde and preserving shelf. |
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Chemical Composition (%) |
|
No. |
C |
Mn |
Si |
Cr |
S |
P |
Ni |
Cu |
HB |
|
< |
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Gcr15 |
0.95~1.05 |
0.20~0.4 |
0.15~0.35 |
1.30~1.65 |
0.02 |
0.027 |
0.3 |
0.25 |
170-207 |
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Country |
China |
International Standard Organization |
U.S.A |
Germany |
Japan |
Sweden |
|
Bearing |
GCR15 |
683/XVIII |
(AISI)52100 |
(Din)100Cr6 |
(Jis)SUJ2 |
SKF3 |
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Steel number |
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According to the international standard, the Accuracy of KDYD Bearing can be divided into five grades: normal Grade 0.High Grade 6. Accurate grade 5. Over. Accuracy Grade 4. and over the 4 thgrade 2.
The grade of tolerance is in accordance with the standard of GB/T307.1-94
The Contrast of Bearing Accuracy See Table 3 |
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Country |
Standard |
Accuracy Grade |
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China |
GB307.1 |
0 |
6 |
5 |
4 |
2 |
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International Standard Organization |
ISO |
0 |
6 |
5 |
4 |
2 |
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Sweden |
SKF |
P0 |
P6 |
P5 |
P4 |
P2 |
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Germany |
DIN |
P0 |
P6 |
P5 |
P4 |
P2 |
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Japan |
JIS |
P0 |
P6 |
P5 |
P4 |
P2 |
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U.S.A |
ANSI |
ABEC1 |
ABEC3 |
ABEC5 |
ABEC7 |
ABEC9 | |
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| Contact info |
Add:No.988, Lingxu Road, CiDong industrial zone, Cixi City, Zhejiang,China (PC 315338)
Tel:0086-574-23637989
Tel:0086-574-23637993
Fax:0086-574-23637988
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