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Product Details:
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| Place of Origin: | China |
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| Brand Name: | Ecer Steel Ball |
| Certification: | ISO 9001:2015, RoHS |
| Model Number: | SSB-4mm-G100 |
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Payment & Shipping Terms:
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| Minimum Order Quantity: | 1000 pcs |
| Price: | USD 0.01-5.00 per piece |
| Packaging Details: | Moisture-proof sealed bags, 1000 pcs per bag |
| Delivery Time: | 7-15 working days |
| Payment Terms: | L/C, T/T, Western Union, PayPal |
| Supply Ability: | 10,000,000 pcs per month |
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Detail Information |
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| Highlight: | Check Valve Steel Balls,G100 Grade 4mm One Way,Pipeline Flow Control Balls |
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Product Description
Premium G100 tolerance grade 4mm stainless steel precision balls made from AISI 440C / SUS440C martensitic stainless steel. Designed for check valves & flow control, these balls deliver exceptional hardness (HRC 58-65), wear resistance, and corrosion protection.
| Parameter | Specification |
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| Material | AISI 440C / SUS440C |
| Ball Diameter | 4mm |
| Tolerance Grade | G100 |
| Hardness | HRC 58-65 |
| Density | 7.78 g/cm3 |
| Surface Roughness | Ra 0.025 μm |
Suitable for Check Valves & Flow Control. Also ideal for precision bearings, metering valves, flow control devices, spray systems, industrial conveyors, automotive components, and general engineering applications.
Moisture-proof sealed bags, 1000 pcs per bag. 100% dimensional inspection with optical sorting. Material certificates available. Certified per ISO 9001:2015, RoHS.
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