Changzhou Huari Steel Ball Co., Ltd is an ISO9001: 2015 and IATF16949: 2016 certified professional manufacturer of steel balls with experience of more than 30 years. We owns more than 500 sets advanced production equipment and more than 100 sets of testing devices to ensure the quality of the steel balls.
Custom service to meet our customers' needs are our core strength.
Sizes & Material
The factory produces ball sizes from 0.5mm to 250mm.
Chrome steel balls: AISI 52100/ 100Cr6/ 100C6/ SUJ2/ Wks 1.3505/ GCr15.
Stainless steel balls: AISI304, 304L, 316, 316L (G100-G1000), AISI420, 420C, 440, 440C (G10-G1000)
AISI304, 304L, 316, 316L: strong anti-rust performance, can be in direct contact with neutral liquids. Special Bearings, water pumps, valves, aerosols, dispensers, food machinery, medical, cosmetics and other fields.
AISI420, 420C, 440, 440C: precision bearings , auto parts, bicycles, mixers, slide rails, conveyor belts, skateboards, casters, valves, etc.
| Grade: G10 to G1000 |
| Grade |
ball diameter |
spherical |
surface |
lot diameter |
nomainal ball |
| variation |
deviation |
roughness |
variation |
deviation tolerance |
| Vdws |
Sph |
Ra |
Vdwl |
Tdn |
| not over |
| μm |
| 10 |
0.25 |
0.25 |
0.02 |
0.5 |
* |
| 16 |
0.4 |
0.4 |
0.025 |
0.8 |
* |
| 20 |
0.5 |
0.5 |
0.032 |
1 |
* |
| 24 |
0.6 |
0.6 |
0.04 |
1.2 |
* |
| 28 |
0.7 |
0.7 |
0.05 |
1.4 |
* |
| 40 |
1 |
1 |
0.06 |
2 |
* |
| 60 |
1.5 |
1.5 |
0.08 |
3 |
* |
| 100 |
2.5 |
2.5 |
0.1 |
5 |
±12.5 |
| 200 |
5 |
5 |
0.15 |
10 |
±25 |
| 500 |
12.5 |
12.5 |
* |
25 |
±50 |
| 1000 |
25 |
25 |
* |
50 |
±125 |
| China |
Japan |
U.S. |
Germany |
| GCr15 |
SUJ-2 |
AISI 52100 |
100Cr6 ,1.3505 |
| Chrome Steel Ball/Bearing Steel Ball |
| Material |
AISI 52100/ 100Cr6/ 100C6/ SUJ2/ Wks 1.3505/ GCr15 |
| Size Range |
0.5mm-250mm |
| Grade |
G10-1000 |
| Hardness |
58-65 HRC |
| Characteristic |
(a)Mainly used in bearings |
| (b)Good hardness |
| (c)Good resistance to deformation with excellent wear resistance |
| (d)Low corrosion |
| Magnetic |
Yes |
| Application |
Ball bearings, bicycles, automobile industry |
| Packing |
Standard: 10kg or 20kg per carton,1 ton per pallet or as customer required |
| Conditioning |
Dry or oiled |
| Delivery time |
Stock within a short time or 35 days. |
| Chemical composition |
| |
C% |
Si% |
Mn% |
S% |
P% |
Cr% |
Mo% |
Cu% |
Al% |
O% |
| Min. |
0.93 |
0.15 |
0.25 |
--- |
--- |
1.35 |
--- |
--- |
--- |
--- |
| Max. |
1.05 |
0.35 |
0.45 |
0.015 |
0.025 |
1.65 |
0.1 |
0.3 |
0.05 |
0.0015 |
Product information:
This is an oil hardened steel, which is universally used by the ball and roller bearing industry. This
steel has very good hardness, very good physical characteristics and excellent wear resistance.
1. Offer maximum material strength and fair corrosion resistance.
2. Characteristic: resist alcohol, food environments, fresh water, many petroleum products, organic
materialsand steam.
3. Applications: bearings, valves, locking mechanisms, fasteners and quick-disconnect couplings.
| Manufacture process of steel balls |
| Step 1 heading |
Balls blanks are cold headed from rolls of wire. |
| Step 2 flashing |
Rolling balls between two hard alloy plates to removes the slight band
And small protrusions. |
| Step 3 heat treat |
Heating balls to a high temperature in furnace and quenching balls in a liquid bath. |
| Step 4 rough grind |
Rolling balls between the face of a fixed iron plate and a very hard fire-grit grinding wheel.Then rolled the hardened ground balls between two cast iron plates. |
| Step 5 cleaning |
The final production operation cleans the finished balls and adds a shiny luster. |
Step 6 final
Inspection |
Balls are gauged, visually inspected and subjected to other quality tests to insure
Every customer's specifications are achieved. |
| Step 7 packaging |
The balls are packaged in accordance with customer specifications for shipping. |
Packaging and Shipping
Packaging
Type 1 :Plastic bag + box + carton + wooden pallet
Type 2 :Plastic bag + carton + wooden pallet
Type 3 :Our package :Export cartons, steel drums, wooden pallets
Certification:
1. ISO 3290
2. BV
3. SGS
4. TS16949
Company show
1.Established since year 1986, more than 27 years experience and specialized in steel balls manufacturer
And ball related products.
2.High precision instruments and technical staffs.
3.Offer the good quality service and product with short delivery times.
Our services
1.All the inquiries will be reply within 24 hours
2.For the steel ball, please kindly let us know the size, material, grade and quantity.
3.For the bearing, please kindly let us know bearing type, material, accuracy grade/class, and
Quantity
FAQ
1.What kind of steel balls can supply by huari steel ball Co., Ltd.?
| Material |
Carbon, chrome, stainless, aluminium, copper, brass and so on. |
| Size range |
0.8mm-150mm |
| Grade |
G10-1000 |
| Packing |
Standard or as customer required |
| Delivery |
Stock within a short time or 35 days |
2.Some other question?
Q1.-- if 'I' want small quantity and fast delivery.Which way of shipping is advised ?
A1.-- by express.
Q2.-- how many quantity will be packed in one carton or one pallet ?
A2.-- 20 to 25kg per carton,1 ton per wooden pallet.
Q3.-- what's the lead time ?
A3.-- if in stocks,2-5days;Or ,it will take 20-35days,depend on the quantity.
Q4.--which kind of payment will be accepted ?
A4.-- T/T, west union, L/C, ...
Why choose us
1.100% guarantee for our quality.
2.Our products have BV and ISO certificate.
3.Professional manufacturer with 30years experience.
4.Our steel balls and bearings are sold all over the world.
5.Have advanced production equipment, to ensure that each step excelsior.
6.Tseting equipment to ensure that every steel ball is inspected under serious quality standard.
7.Strong packing ensure the goods delivered to customers in good condition.
8.Professional export sales and service team. To make sure that your purchase under comfortable way.
Web: czhuari.en.made-in-china.com
Any futher query, please do contact us anytime.
Audited Supplier 
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