bearing steel Chemical ingredients:
| Steel No. |
Sepc. |
Chemical Ingredients |
|
Gcr15
|
AISI 52100
|
C |
Cr |
Sr |
Mn |
P |
S |
|
0.95-1.05
|
1.30-1.65
|
0.15-0.35
|
0.2-0.4
|
less than0.027
|
less than
|
| Cylindrical Roller Bearing |
|
|
Dimensions
mm
|
Basic Load
Ratings
|
Designation
|
Weight
|
Speed limited(r/min)
|
|
d
|
D
|
B
|
Cr
|
Cor
|
Kg
|
Grease
|
Oil
|
|
45
|
85
|
19
|
46
|
47
|
N209
|
0.432
|
8400
|
9900
|
|
50
|
90
|
120
|
50.5
|
54.5
|
N210
|
0.47
|
7600
|
9000
|
|
55
|
100
|
25
|
97
|
114
|
N2211E
|
0.968
|
5600
|
6600
|
|
50
|
110
|
27
|
87
|
86
|
N310
|
1.14
|
6500
|
7700
|
|
55
|
120
|
29
|
111
|
111
|
N311
|
1.45
|
5900
|
7000
|
|
65
|
140
|
33
|
135
|
139
|
N313
|
2.23
|
5100
|
6000
|
|
55
|
100
|
21
|
61
|
66.5
|
NF211
|
0.638
|
6900
|
8200
|
|
90
|
160
|
30
|
152
|
178
|
NF218
|
2.3
|
4300
|
5000
|
|
55
|
100
|
25
|
97
|
114
|
NU2211E
|
0.968
|
5600
|
6600
|
|
cylinder roller bearing
Meterial:bearing steel GCR15
Brand:NTN,NSK
Application:crankshaft,swing and travel,swing shaft
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