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| Customized: | Customized |
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| Certification: | CE, ISO |
| Standard Parts: | Yes |
Suppliers with verified business licenses
| Product Name | 304 stainless steel ball |
| Size | 0.5mm to 100mm |
| Material | SUS 304 |
| Shape | Round Ball |
| Surface Treatment | Shining rust proof |
| HRC | 30 |
| Product Name | bearing steel ball |
| Size | 0.5mm to 100mm |
| Material | AISI52100 |
| Shape | Round Ball |
| Surface Treatment | High Hardness And Wear Resistance |
| HRC | 55-65 |
| AISI Number |
C% | Si% | Mn% | Cr% | Ni% | Mo% | P% | S% | property |
| AISI 304 | 0.07 MAX |
1.00 MAX |
2.00 MAX |
17.0~ 19.0 |
8.0~ 10.5 |
0.045 MAX |
0.03 MAX |
Slightly magnetic,flat surface HRC 25min. |
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| AISI 316 | 0.07 MAX |
1.00 MAX |
2.00 MAX |
16.5~ 18.5 |
10.5~ 13.5 |
2.00~ 2.50 |
0.045 MAX |
0.03 MAX |
Better corrosion resistance than SS304 specially against Sulfuric acid and ink/bleach/nitric |
| AISI 420 | 0.07~ 0.25 |
1.00 MAX |
1.00 MAX |
12.0~ 14.0 |
0.045 MAX |
0.03 MAX |
Magnetic,martensite steel. flat surface HRC 50min, better corrosion resistant |
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| AISI 430 | 0.08 MAX |
1.00 MAX |
1.00 MAX |
15.5~ 17.5 |
0.045 MAX |
0.03 MAX |
Ferritic stainless steel,better corrosion resistant than 3series at higher temperature | ||
| AISI 440 | 0.95~ 1.20 |
1.00 MAX |
1.00 MAX |
16.0~ 18.0 |
0.045 MAX |
0.02 MAX |
Martensite,fair corrosion to water,alcohol,oil and food product. |
| Mechanical Properties | |||||
| 201 | 304 | 316 | 420C | 440C | |
| Density | 7.85 g/m3 | 7.95 g/m3 |
7.95 g/m3 |
7.70 g/m3 | 7.75 g/m3 |
| Hardness | 25 - 39 HRC | 10- 39 HRC | 10 - 39 HRC | 52 - 60 HRC | 57 - 65 HRC |
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Tensile Strength |
100 - 180 PSI×103 | 72 - 188 PSI×103 | 80 - 180 PSI×103 | 250 - 275 PSI×103 | 275 - 290 PSI×103 |
| Young's Modulus | 200 GPa | 200 GPa | 200 GPa | 205 GPa | |
A: How can l get the sample?
Please pay the sample fee and express fee before we receive the first order. We willproduce and send the ordered samples in time after your payment.
B: Sampling tlme?
Within 3 to 7 days
C: Can you bulld our brand on your products?
Yes, if you meet our minimum order quantity, we can print your logo on the product andpackaging
D: Can you produce your products in our colors?
Yes, if you can meet our minimum order quantity, the product color can be customized
E: How to ensure the quallty of your products?
(1)Strict inspection during production.
(26)The products shall be subject to strict sampling inspection before leaving the factoryto ensure that the product packaging is intact
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