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Specification
| product | bicycle steel ball | |
| Material | Q235 | |
| Size | 0.5mm to 50mm | |
| Grade | G100 G200 G500 G1000 | |
| Hardness | HRC56-HRC64 | |
| OEM | non-standard ball | customize non-standard steel balls, MOQ:50-200kgs as the size different |
| Drilling | we can drill high hardness HRC56-64 steel balls,ball diamter:1mm to 200mm,hole diameter:0.5mm to 100mm | |
| Threading | AISI,BS thread as your requirement | |
| surface | Nickel Zinc Gold Silver Brass Copper Chrome ...plated Rubber/PU/silicon...coated anodizing,powder coated... color painted | |
| Finishing | Polishing,mirror polishing,hand polishing, Brushed surface | |

1)--Unhardened low carbon steel balls.
1010/1015
Applications
Caddies, wrought iron work, curtain mechanisms, steel shots, munitions, stirrers and mixers in not aggressive environments, welding appliances.
2)--Hardened steel ball
1010/1015 and roller conveyors, tumble finishing. drawer rails, skates, roller conveyors, castors, locks, bearing units, polishing and milling machines. | |||||||
| ITA | USA | GER | FRA | UK | RUS | CHN | JAP |
| C10 | 1010 | 1.1121 | CC10 | 040A10 | 10 | 10 | S10C |
| C15 | 1015 | 1.1141 | XC12 | 080M15 | 15 | 15 | S15C |
| C45 | 1045 | 1.1191 | CC45 | 080A47 | 45 | 45 | S45C |
| C90 | 1085 | 1.0616 | XC90 | C85S | 85 (A) | 82B | SWRH87B |
| Type | %C | %Si | %Mn | %P | %S | ||
1010 | 0.08-0.13 | 0.10-0.35 | 0.30-0.60 | 0.040 max | 0.050 max | ||
| 1015 | 0.12-0.18 | 0.10-0.35 | 0.30-0.60 | 0.040 max | 0.050 max | ||
| 1045 | 0.43~0.50 | 0.17~0.37 | 0.60~0.90 | 0.040 max | 0.050 max | ||
| 1085 | 0.80-0.93 | 0.10-0.35 | 0.70-1.00 | 0.040 max | 0.050 max | ||
Types
There are two types of carbon steel balls from the surface hardness
1.soft carbon steel ball ,without heatment ,the surface hardness is about HCR21-25
2.hardened carbon steel ball ,surface heat treatment ,the surface hardness can be up to HRC56-64
Package
1. pp bag + carton box
2. pp bag + carton box + wooden case + pallet
3. pp bag + woven bag+wooden box/pallet
4.pp bag+ woven bag/carton box+container
Note: package can be customized.
Shipping
1. For orders weight below 100kg, the recommended shipping way is by express.
2. For orders weight between 100kg and 200kg, the recommended shipping way is by air.
3. For orders weight over 200kg, the recommended shipping way is by sea.
Production Flow
Heading: In the first step, heading machines cut wire into short lengths and form it into spherical shapes between dies.
Deflashing: The flash line, a ridge left by the forming dies, is removed as balls roll between heavy, cast iron plates.
Soft Grinding: Similar to deflashing, except that a grinding stone is used to improve precision.
Heat-treating: Carbon steel balls are next carburized and hardened. Heat treatment imparts the desired hardness and case depth.
Descaling: This step removes the residues and by-products from the heat-treating process.
Hard Grinding: Slow meticulous grinding assures proper sizing and sphericity, with tolerances as close as ± 0.001".
Lapping: Several proprietary lapping processes can bring balls to the requirements of ISO 3290 Grade 10-48.
Finishing: Proprietary chemical and mechanical processes give the balls their final micro-smoothed finish, for increased wear resistance and product longevity.
Inspection: All products pass throughat least two 100% inspection stages, using proprietary, automated inspection processes.
Company Introduction
Shandong Yuncheng County Mingliang Steel Ball Factory was established in 2000, we have a modern production plant, first-class production equipment and a stricted quality management system which base on the standard of ISO3290 and ISO9001. Our advantage:
1. With nearly 30 years experience of manufacturing steel balls, we provide steel balls with high quality and competitive price.
2. Non-standard size steel balls and OEM service such as drilling, threading, plating, painting, polishing, satin available.
3. Small MOQ and fast delivery based on quality guaranteed.
4. Small quantity of free samples could be provided.
5. All inquiries and messages would be replied within 12 hours.
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