| Customized: | Non-Customized |
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| Certification: | ISO, IATF16949 |
| Material: | 440c |
| Samples: |
steel ball
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| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier Product Details
| Product | ball bearing balls 9.5mm for 440c stainless steel ball bearings |
| Material | Stainless Steel 440 & 440C |
| Grade | G10-G1000 |
| Surface | Zero defect,clear |
| size | 2.381-25.4mm |
| Sample | Free sample |
| Application | Precision bearings, anti-friction bearings, special valves, conveyor belts and rollers, ballpoint pens. They are used in foodstuff, medical instruments, quick couplings, recirculating ball bearings, knotting devices, oil refinery devices. |
| characteristic | Martensitic hardened stainless steel balls, they feature remarkable hardness, wear resistance, surface finishing, narrow dimensional tolerances. For that reason this type of steel is frequently used in precision devices. Balls are provided in the passivated condition. |
| corrosion resistance | The material resists to corrosion in contact with freshwater, steam, oil, petrol, alcohol. They are subjected to pitting corrosion in sea water environments. Poor corrosion resistance in acid environments. |
| Certification | ISO 9100;2008SGS |
| Packing | boxes,carton,wood pallet |
Material
| AISI 440 & 440C Stainless Steel | |||||||||
| Materials Standard | Chemmical Composition (%) | Hardness (HRC measured on parallel flats) | |||||||
| C | SI | Mn | P | S | Ni | Cr | Mo | ||
| AISI 440 | ≤0.9-1 | ≤0.80 | ≤0.80 | ≤0.035 | ≤0.03 | ≤0.06 | 17-19 | - | HRC56-58 |
| AISI 440C | ≤0.95-1.1 | ≤0.80 | ≤0.80 | ≤0.035 | ≤0.03 | ≤0.06 | 16-18 | 0.4-0.7 | HRC58-60 |
| Size:2.381-25.4mm Precision Grade: G10-G1000 | |||||||||
Ball Diameters
Precision Grade
Quality Assurance
Before packing, steel balls are sent for final audit to check for surface roughness, roundness, waviness, lot size variation and hardness in a sophisticated laboratory, according to specified control plans and dock audit procedures. Once all requirements are met, a test certificate is then prepared for the customer. Our sophisticated laboratory is equipped with high precision, worldwide respected machines and equipment and is managed by properly trained and qualified personnel.
We are manufacturer of steel balls for more than 25 years experience. Mass production and professional staff & Advanced equipment ensure our steel balls competitiveness.
We consider every business serious; we consider every customer as our VIP; Quality is our culture.
Q: Can you provide sample free?
A: Yes ,we can provide free samples with in 0.5kg.
Q: What kind of payment terms you can accept?
A: We can accept T/T,L/C, Western Union and Paypal.
Q: What about your steel ball's quality?
A:Checking in the whole manufacturing process &100% inspection before shipment ensure the quality of our products.
Q: What's your packing method?
A:Inner packing: Dry packing or oil packing are provided according to you needs.
Outer packing:
1)volatile rust preventive paper + poly bag + iron drum + wooden / iron pallet.
2)25kg poly bag + carton + wooden pallet or wooden box.
3)customized packing.
Q: What's your delivery time?
A: Within 3-30 days according to your required size and quantity.
Q: Is your steel ball competitive?
A: Yes, We are steel ball manufacture more than 20 years.
Suppliers with verified business licenses
Audited Supplier 
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