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Material
Chrome Steel
Applications
Bearing Manufacturing, Automotive and Medical Devices
Grade
G5, G10
Density
7.85g/cm3
Hardness
Rockwell C60
Nominal diameter (Dw)
0.3mm-114.3mm

NO. | Product | Product Number | Nominal diameter (Dw) | Mass | Material | Density | Hardness |
---|---|---|---|---|---|---|---|
1 |
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Chrome Steel Ball 0.3mm G5 | 0.30000 mm | 0.00011 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
2 |
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Chrome Steel Ball 0.4mm G5 | 0.40000 mm | 0.00026 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
3 |
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Chrome Steel Ball 0.5mm G5 | 0.50000 mm | 0.00051 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
4 |
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Chrome Steel Ball 0.6mm G5 | 0.60000 mm | 0.00089 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
5 |
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Chrome Steel Ball 0.025inch G5 | 0.02500 inch | 0.00105 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
6 |
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Chrome Steel Ball 0.7mm G5 | 0.70000 mm | 0.00141 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
7 |
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Chrome Steel Ball 1/32inch G5 | 0.03125 inch | 0.00205 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
8 |
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Chrome Steel Ball 0.8mm G5 | 0.80000 mm | 0.00210 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
9 |
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Chrome Steel Ball 1mm G5 | 1.00000 mm | 0.00410 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
10 |
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Chrome Steel Ball 3/64inch G5 | 0.04688 inch | 0.00692 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
11 |
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Chrome Steel Ball 1.2mm G5 | 1.20000 mm | 0.00708 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
12 |
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Chrome Steel Ball 1.5mm G5 | 1.50000 mm | 0.01384 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
13 |
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Chrome Steel Ball 1/16inch G5 | 0.06250 inch | 0.01640 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
14 |
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Chrome Steel Ball 5/64inch G5 | 0.07813 inch | 0.03204 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
15 |
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Chrome Steel Ball 2mm G5 | 2.00000 mm | 0.03280 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
16 |
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Chrome Steel Ball 3/32inch G5 | 0.09375 inch | 0.05536 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
17 |
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Chrome Steel Ball 2.5mm G5 | 2.50000 mm | 0.06406 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
18 |
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Chrome Steel Ball 7/64inch G5 | 0.10938 inch | 0.08790 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
19 |
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Chrome Steel Ball 2.8mm G5 | 2.80000 mm | 0.09000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
20 |
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Chrome Steel Ball 3mm G5 | 3.00000 mm | 0.11070 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
21 |
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Chrome Steel Ball 1/8inch G5 | 0.12500 inch | 0.13120 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
22 |
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Chrome Steel Ball 3.5mm G5 | 3.50000 mm | 0.17580 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
23 |
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Chrome Steel Ball 9/64inch G5 | 0.14063 inch | 0.18680 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
24 |
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Chrome Steel Ball 5/32inch G5 | 0.15625 inch | 0.25630 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
25 |
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Chrome Steel Ball 4mm G5 | 4.00000 mm | 0.26240 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
26 |
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Chrome Steel Ball 4.5mm G5 | 4.50000 mm | 0.37360 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
27 |
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Chrome Steel Ball 3/16inch G5 | 0.18750 inch | 0.44290 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
28 |
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Chrome Steel Ball 5mm G5 | 5.00000 mm | 0.51250 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
29 |
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Chrome Steel Ball 5.5mm G5 | 5.50000 mm | 0.68210 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
30 |
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Chrome Steel Ball 7/32inch G5 | 0.21875 inch | 0.70320 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
31 |
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Chrome Steel Ball 15/64inch G5 | 0.23438 inch | 0.86500 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
32 |
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Chrome Steel Ball 6mm G5 | 6.00000 mm | 0.88560 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
33 |
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Chrome Steel Ball 1/4inch G5 | 0.25000 inch | 1.05000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
34 |
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Chrome Steel Ball 6.5mm G5 | 6.50000 mm | 1.12600 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
35 |
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Chrome Steel Ball 17/64inch G5 | 0.26563 inch | 1.25900 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
36 |
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Chrome Steel Ball 7mm G5 | 7.00000 mm | 1.40600 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
37 |
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Chrome Steel Ball 9/32inch G5 | 0.28125 inch | 1.49500 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
38 |
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Chrome Steel Ball 7.5mm G5 | 7.50000 mm | 1.73000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
39 |
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Chrome Steel Ball 5/16inch G5 | 0.31250 inch | 2.05000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
40 |
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Chrome Steel Ball 8mm G5 | 8.00000 mm | 2.09900 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
41 |
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Chrome Steel Ball 8.5mm G5 | 8.50000 mm | 2.51800 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
42 |
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Chrome Steel Ball 11/32inch G5 | 0.34375 inch | 2.72900 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
43 |
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Chrome Steel Ball 9mm G5 | 9.00000 mm | 2.98900 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
44 |
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Chrome Steel Ball 3/8inch G5 | 0.37500 inch | 3.54300 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
45 |
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Chrome Steel Ball 10mm G5 | 10.00000 mm | 4.10000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRCC |
46 |
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Chrome Steel Ball 13/32inch G5 | 0.40625 inch | 4.50400 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
47 |
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Chrome Steel Ball 11mm G5 | 11.00000 mm | 5.45700 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
48 |
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Chrome Steel Ball 7/16inch G5 | 0.43750 inch | 5.62600 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
49 |
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Chrome Steel Ball 11.5mm G5 | 11.50000 mm | 6.23500 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
50 |
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Chrome Steel Ball 15/32inch G5 | 0.46875 inch | 6.92000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
51 |
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Chrome Steel Ball 12mm G5 | 12.00000 mm | 7.08400 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
52 |
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Chrome Steel Ball 1/2inch G5 | 0.50000 inch | 8.39800 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
53 |
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Chrome Steel Ball 13mm G5 | 13.00000 mm | 9.00700 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
54 |
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Chrome Steel Ball 17/32inch G5 | 0.53125 inch | 10.07000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
55 |
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Chrome Steel Ball 14mm G5 | 14.00000 mm | 11.25000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
56 |
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Chrome Steel Ball 9/16inch G5 | 0.56250 inch | 11.96000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
57 |
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Chrome Steel Ball 15mm G5 | 15.00000 mm | 13.84000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
58 |
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Chrome Steel Ball 19/32inch G5 | 0.59375 inch | 14.06000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
59 |
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Chrome Steel Ball 5/8inch G5 | 0.62500 inch | 16.40000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
60 |
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Chrome Steel Ball 16mm G5 | 16.00000 mm | 16.79000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
61 |
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Chrome Steel Ball 21/32inch G5 | 0.65625 inch | 18.99000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
62 |
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Chrome Steel Ball 17mm G5 | 17.00000 mm | 20.14000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
63 |
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Chrome Steel Ball 11/16inch G5 | 0.68750 inch | 18.99000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
64 |
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Chrome Steel Ball 18mm G5 | 18.00000 mm | 23.91000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
65 |
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Chrome Steel Ball 23/32inch G5 | 0.71875 inch | 24.95000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
66 |
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Chrome Steel Ball 19mm G5 | 19.00000 mm | 28.12000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
67 |
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Chrome Steel Ball 3/4inch G5 | 0.75000 inch | 28.34000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
68 |
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Chrome Steel Ball 25/32inch G5 | 0.78125 inch | 32.04000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
69 |
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Chrome Steel Ball 20mm G5 | 20.00000 mm | 32.80000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
70 |
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Chrome Steel Ball 13/16inch G5 | 0.81250 inch | 36.04000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
71 |
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Chrome Steel Ball 21mm G5 | 21.00000 mm | 37.97000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
72 |
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Chrome Steel Ball 27/32inch G5 | 0.84375 inch | 40.36000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
73 |
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Chrome Steel Ball 22mm G5 | 22.00000 mm | 43.65000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
74 |
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Chrome Steel Ball 7/8inch G5 | 0.87500 inch | 45.01000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
75 |
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Chrome Steel Ball 23mm G5 | 23.00000 mm | 49.88000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
76 |
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Chrome Steel Ball 29/32inch G5 | 0.90625 inch | 50.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
77 |
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Chrome Steel Ball 15/16inch G5 | 0.93750 inch | 55.36000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
78 |
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Chrome Steel Ball 24mm G5 | 24.00000 mm | 56.68000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
79 |
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Chrome Steel Ball 31/32inch G5 | 0.96875 inch | 61.08000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
80 |
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Chrome Steel Ball 25mm G5 | 25.00000 mm | 64.06000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
81 |
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Chrome Steel Ball 1inch G5 | 1.00000 inch | 67.18000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
82 |
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Chrome Steel Ball 0.3mm | 0.30000 mm | 0.00011 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
83 |
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Chrome Steel Ball 0.4mm | 0.40000 mm | 0.00026 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
84 |
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Chrome Steel Ball 0.5mm | 0.50000 mm | 0.00051 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
85 |
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Chrome Steel Ball 0.6mm | 0.60000 mm | 0.00089 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
86 |
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Chrome Steel Ball 0.025inch | 0.02500 inch | 0.00105 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
87 |
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Chrome Steel Ball 0.7mm | 0.70000 mm | 0.00141 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
88 |
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Chrome Steel Ball 1/32inch | 0.03125 inch | 0.00205 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
89 |
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Chrome Steel Ball 0.8mm | 0.80000 mm | 0.00210 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
90 |
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Chrome Steel Ball 1mm | 1.00000 mm | 0.00410 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
91 |
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Chrome Steel Ball 3/64inch | 0.04688 inch | 0.00692 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
92 |
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Chrome Steel Ball 1.2mm | 1.20000 mm | 0.00708 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
93 |
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Chrome Steel Ball 1.5mm | 1.50000 mm | 0.01384 g | 52100 | 7.85 g/cm3 | Rockwell C60 |
94 |
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Chrome Steel Ball 1/16inch | 0.06250 inch | 0.01640 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
95 |
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Chrome Steel Ball 5/64inch | 0.07813 inch | 0.03204 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
96 |
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Chrome Steel Ball 2mm | 2.00000 mm | 0.03280 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
97 |
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Chrome Steel Ball 3/32inch | 0.09375 inch | 0.05536 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
98 |
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Chrome Steel Ball 2.5mm | 2.50000 mm | 0.06406 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
99 |
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Chrome Steel Ball 7/64inch | 0.10938 inch | 0.08790 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
100 |
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Chrome Steel Ball 2.8mm | 2.80000 mm | 0.09000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
1. Dimensional accuracy
Dimensional stability: The diameter of chrome steel balls is very precise and is usually manufactured by high-precision machine processing or grinding. Their standard sizes can reach micron levels with extremely small tolerances.
Smooth surface: The surface of chrome steel balls is finely polished and ground, with a high surface finish, which reduces the effects of friction and wear.
2. Shape and density
Spherical shape: The spherical shape of chrome steel balls ensures that they can maintain uniform force distribution when rolling, reducing friction and vibration.
High density: Chrome steel balls have a high density, usually between 7.5-8.0 g/cm³, which gives them good inertia and stability when running at high speeds.
3. Application range
Bearings: The most widely used application of chrome steel balls is in rolling bearings, where they are used to support rotating parts and reduce friction.
Sliding systems: Chrome steel balls are also used in mechanical equipment such as linear slide systems and guide rails.
Other mechanical equipment: In addition to bearings, chrome steel balls are also used in many fields such as automobiles, aerospace, machining, and conveying equipment.
4. Weight and power transmission
Stability and inertia: Due to the high density and weight of chrome steel balls, they can maintain good stability during movement and reduce vibration and imbalance.
5. Noise control
Low noise: The uniform rolling characteristics of chrome steel balls make them produce less noise during operation, which is very important for high-precision equipment.
6. Durability
Long life: Due to their excellent wear resistance and strength, chrome steel balls can usually work for a long time under high load and high speed environments, reducing maintenance frequency and replacement costs.
7. Customizability
Various materials and specifications: Chrome steel balls can be selected in different sizes according to needs to adapt to different application occasions.