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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 |
---|---|---|---|---|---|---|---|
101 |
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Chrome Steel Ball 3mm | 3.00000 mm | 0.11070 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
102 |
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Chrome Steel Ball 1/8inch | 0.12500 inch | 0.13120 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
103 |
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Chrome Steel Ball 3.5mm | 3.50000 mm | 0.17580 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
104 |
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Chrome Steel Ball 9/64inch | 0.14063 inch | 0.18680 g | 52100 | 7.85 g/cm3 | Rockwell C60 HEC |
105 |
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Chrome Steel Ball 5/32inch | 0.15625 inch | 0.25630 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
106 |
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Chrome Steel Ball 4mm | 4.00000 mm | 0.26240 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
107 |
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Chrome Steel Ball 4.5mm | 4.50000 mm | 0.37360 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
108 |
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Chrome Steel Ball 3/16inch | 0.18750 inch | 0.44290 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
109 |
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Chrome Steel Ball 5mm | 5.00000 mm | 0.51250 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
110 |
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Chrome Steel Ball 5.5mm | 5.50000 mm | 0.68210 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
111 |
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Chrome Steel Ball 7/32inch | 0.21875 inch | 0.70320 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
112 |
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Chrome Steel Ball 15/64inch | 0.23438 inch | 0.86500 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
113 |
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Chrome Steel Ball 6mm | 6.00000 mm | 0.88560 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
114 |
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Chrome Steel Ball 1/4inch | 0.25000 inch | 1.05000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
115 |
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Chrome Steel Ball 6.5mm | 6.50000 mm | 1.12600 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
116 |
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Chrome Steel Ball 17/64inch | 0.26563 inch | 1.25900 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
117 |
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Chrome Steel Ball 7mm | 7.00000 mm | 1.40600 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
118 |
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Chrome Steel Ball 9/32inch | 0.28125 inch | 1.49500 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
119 |
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Chrome Steel Ball 7.5mm | 7.50000 mm | 1.73000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
120 |
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Chrome Steel Ball 5/16inch | 0.31250 inch | 2.05000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
121 |
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Chrome Steel Ball 8mm | 8.00000 mm | 2.09900 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
122 |
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Chrome Steel Ball 8.5mm | 8.50000 mm | 2.51800 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
123 |
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Chrome Steel Ball 11/32inch | 0.34375 inch | 2.72900 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
124 |
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Chrome Steel Ball 9mm | 9.00000 mm | 2.98900 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
125 |
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Chrome Steel Ball 3/8inch | 0.37500 inch | 3.54300 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
126 |
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Chrome Steel Ball 10mm | 10.00000 mm | 4.10000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
127 |
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Chrome Steel Ball 13/32inch | 0.40625 inch | 4.50400 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
128 |
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Chrome Steel Ball 11mm | 11.00000 mm | 5.45700 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
129 |
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Chrome Steel Ball 7/16inch | 0.43750 inch | 5.62600 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
130 |
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Chrome Steel Ball 11.5mm | 11.50000 mm | 6.23500 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
131 |
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Chrome Steel Ball 15/32inch | 0.46875 inch | 6.92000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
132 |
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Chrome Steel Ball 12mm | 12.00000 mm | 7.08400 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
133 |
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Chrome Steel Ball 1/2inch | 0.50000 inch | 8.39800 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
134 |
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Chrome Steel Ball 13mm | 13.00000 mm | 9.00700 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
135 |
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Chrome Steel Ball 17/32inch | 0.53125 inch | 10.07000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
136 |
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Chrome Steel Ball 14mm | 14.00000 mm | 11.25000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
137 |
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Chrome Steel Ball 9/16inch | 0.56250 inch | 11.96000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
138 |
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Chrome Steel Ball 15mm | 15.00000 mm | 13.84000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
139 |
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Chrome Steel Ball 19/32inch | 0.59375 inch | 14.06000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
140 |
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Chrome Steel Ball 5/8inch | 0.62500 inch | 16.40000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
141 |
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Chrome Steel Ball 16mm | 16.00000 mm | 16.79000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
142 |
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Chrome Steel Ball 21/32inch | 0.65625 inch | 18.99000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
143 |
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Chrome Steel Ball 17mm | 17.00000 mm | 20.14000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
144 |
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Chrome Steel Ball 11/16inch | 0.68750 inch | 18.99000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
145 |
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Chrome Steel Ball 18mm | 18.00000 mm | 23.91000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
146 |
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Chrome Steel Ball 23/32inch | 0.71875 inch | 24.95000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
147 |
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Chrome Steel Ball 19mm | 19.00000 mm | 28.12000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
148 |
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Chrome Steel Ball 3/4inch | 0.75000 inch | 28.34000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
149 |
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Chrome Steel Ball 25/32inch | 0.78125 inch | 32.04000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
150 |
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Chrome Steel Ball 20mm | 20.00000 mm | 32.80000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
151 |
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Chrome Steel Ball 13/16inch | 0.81250 inch | 36.04000 g | 7.85g/cm3 | Rockwell C60 HRC | |
152 |
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Chrome Steel Ball 21mm | 21.00000 mm | 37.97000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
153 |
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Chrome Steel Ball 27/32inch | 0.84375 inch | 40.36000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
154 |
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Chrome Steel Ball 22mm | 22.00000 mm | 43.65000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
155 |
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Chrome Steel Ball 7/8inch | 0.87500 inch | 45.01000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
156 |
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Chrome Steel Ball 23mm | 23.00000 mm | 49.88000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
157 |
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Chrome Steel Ball 29/32inch | 0.90625 inch | 50.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
158 |
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Chrome Steel Ball 15/16inch | 0.93750 inch | 55.36000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
159 |
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Chrome Steel Ball 24mm | 24.00000 mm | 56.68000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
160 |
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Chrome Steel Ball 31/32inch | 0.96875 inch | 61.08000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
161 |
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Chrome Steel Ball 25mm | 25.00000 mm | 64.06000 g | 52100 | 7.85 g/cm3 | |
162 |
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Chrome Steel Ball 1inch | 1.00000 inch | 67.18000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
163 |
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Chrome Steel Ball 26mm | 26.00000 mm | 72.06000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
164 |
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Chrome Steel Ball 1 1/16inch | 1.06250 inch | 80.58000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
165 |
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Chrome Steel Ball 28mm | 28.00000 mm | 90.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
166 |
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Chrome Steel Ball 1 1/8inch | 1.12500 inch | 95.66000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
167 |
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Chrome Steel Ball 30mm | 30.00000 mm | 110.70000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
168 |
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Chrome Steel Ball 1 3/16inch | 1.18750 inch | 112.50000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
169 |
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Chrome Steel Ball 1 1/4inch | 1.25000 inch | 131.20000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
170 |
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Chrome Steel Ball 32mm | 32.00000 mm | 134.30000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
171 |
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Chrome Steel Ball 1 5/16inch | 1.31250 inch | 151.90000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
172 |
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Chrome Steel Ball 34mm | 34.00000 mm | 161.10000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
173 |
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Chrome Steel Ball 1 3/8inch | 1.37500 inch | 174.70000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
174 |
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Chrome Steel Ball 35mm | 35.00000 mm | 175.80000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
175 |
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Chrome Steel Ball 36mm | 36.00000 mm | 191.30000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
176 |
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Chrome Steel Ball 1 7/16inch | 1.43750 inch | 199.60000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
177 |
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Chrome Steel Ball 38mm | 38.00000 mm | 225.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
178 |
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Chrome Steel Ball 1 1/2inch | 1.50000 inch | 226.70000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
179 |
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Chrome Steel Ball 1 9/16inch | 1.56250 inch | 256.30000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
180 |
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Chrome Steel Ball 40mm | 40.00000 mm | 262.40000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
181 |
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Chrome Steel Ball 1 5/8inch | 1.62500 inch | 288.30000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
182 |
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Chrome Steel Ball 1 11/16inch | 1.68750 inch | 322.80000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
183 |
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Chrome Steel Ball 1 3/4inch | 1.75000 inch | 360.10000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
184 |
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Chrome Steel Ball 45mm | 45.00000mm | 373.60000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
185 |
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0Chrome Steel Ball 1 13/16inch | 1.81250 inch | 400.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
186 |
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Chrome Steel Ball 1 7/8inch | 1.87500 inch | 442.90000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
187 |
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Chrome Steel Ball 1 15/16inch | 1.93750 inch | 488.60000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
188 |
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Chrome Steel Ball 50mm | 50.00000 mm | 512.50000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
189 |
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Chrome Steel Ball 2inch | 2.00000 inch | 537.50000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
190 |
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Chrome Steel Ball 2 1/8inch | 2.12500 inch | 644.70000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
191 |
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Chrome Steel Ball 55mm | 55.00000 mm | 682.10000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
192 |
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Chrome Steel Ball 2 1/4inch | 2.25000 inch | 765.30000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
193 |
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Chrome Steel Ball 60mm | 60.00000 mm | 885.60000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
194 |
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Chrome Steel Ball 2 3/8inch | 2.37500 inch | 900.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
195 |
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Chrome Steel Ball 2 1/2inch | 2.50000 inch | 1050.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
196 |
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Chrome Steel Ball 65mm | 65.00000 mm | 1126.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
197 |
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Chrome Steel Ball 2 5/8inch | 2.62500 inch | 1215.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
198 |
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Chrome Steel Ball 2 3/4inch | 2.75000 inch | 1397.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
199 |
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Chrome Steel Ball 2 7/8inch | 2.87500 inch | 1597.00000 g | 52100 | 7.85 g/cm3 | Rockwell C60 HRC |
200 |
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Chrome Steel Ball 3inch | 3.00000 inch | 1814.00000 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.