| Customization: | Available |
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| Customized: | Non-Customized |
| Certification: | ISO, IATF16949 |
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| Product Name | Stainless steel ball |
| Standard | AISI 440C, SUS440C, 9CR18mo |
| Size range | 0.8mm-25.4mm |
| Grade | G10, G16, G20, G28, G40, G60, G100, G200, G500, G1000 |
| Hardness | 58-62, passivated to remove free iron contaminants and facilitate spontaneous formation of a protective passive film. |
| Surface | Polishing, shiny, mirror surface |
| Features: | Martensitic steel, magnetic Fearture:High precision, good corrosion resistance, strong rust and wire resistance. |
| Application: | Bearings, stamping, hydraulic parts, valves, aerospace, seals, refrigeration equipments, high-precision instruments, etc. |
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Chemical composition
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Material
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C
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Si
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Mn
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P
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S
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Ni
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Cr
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Mo
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304
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≤0.08
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≤1.00
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≤2.00
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≤0.045
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≤0.03
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8.0-10.5
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18.0-20.0
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-
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304L
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≤0.03
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≤1.00
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≤2.00
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≤0.045
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≤0.03
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8.0-13.0
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18.0-20.0
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-
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316
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≤0.08
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≤1.00
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≤2.00
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≤0.045
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≤0.03
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10.0-11.0
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16.0-18.0
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2.0-3.0
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316L
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≤0.03
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≤1.00
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≤2.00
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≤0.045
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≤0.03
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10.0-11.0
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16.0-18.0
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2.0-3.0
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420
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0.26-0.35
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≤1.00
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≤1.25
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≤0.04
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≤0.03
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≤0.60
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12.0-14.0
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-
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420C
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0.36-0.43
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≤0.80
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≤0.80
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≤0.04
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≤0.03
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≤0.60
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12.0-13.5
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-
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440
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0.90-1.00
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≤0.80
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≤0.80
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≤0.04
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≤0.03
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≤0.60
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16.0-18.0
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0.4-0.7
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440C
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0.95-1.10
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≤0.80
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≤0.80
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≤0.04
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≤0.03
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≤0.60
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16.0-18.0
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0.4-0.7
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