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.
Carbon steel balls: AISI1010/ AISI1015/ C15/ 1.0413/ JIS SWRM 12/ EN32 ASTM A/29 AISI1086/ C85/ 1.0616/ EN8-9/ Wks 1.1269
Application of carbon steel balls: furniture rails and wheels, drawer bearings, low-quality rolling bearings, locks, oiling machines and lubricators, pulleys, casters, trolleys, toys, roller conveyors, polishing, welding (only soft balls can be used) .
| 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 |
| Q195 |
S10C |
AISI1010-1015 |
1.1121-1.1141 |
| Q235(A,B,C,D) |
S15C |
| 45# |
S45C |
AISI1045 |
|
| 82B |
SWRH87B |
AISI1085 |
1.0616 |
| Low Carbon Steel Ball |
| 1. Material |
AISI1010/ AISI1015/ C15/ 1.0413/ JIS SWRM 12/ EN32 ASTM A/29 |
| 2. Size Range |
1mm-180mm |
| 3. Grade |
G40-1000 |
| 4. Hardness |
60 min. HRC (Surface-hardend) |
| 5. Characteristic |
(a)Casehardened surface balls and low hardness core |
| (b)superficial hardness |
| (c)Low resistance to corrosive attack |
| 6. Magnetic |
Yes |
| 7. Application |
Low quality bearing, oiler, roller, sliding block… |
| 8. Chemical composition |
| |
C% |
Si% |
Mn% |
Cr% |
Ni% |
Mo% |
P% |
S% |
Al% |
Cu% |
| min. |
0.12 |
--- |
0.3 |
--- |
--- |
--- |
--- |
--- |
--- |
--- |
| max. |
0.17 |
0.3 |
0.6 |
0.2 |
0.25 |
0.05 |
0.035 |
0.035 |
0.01 |
0.3 |
| 9.Packing |
Standard: 10kg or 20kg per carton,1 ton per pallet or as customer required |
| 10.Conditioning |
dry or oiled |
| 11.Delivery time |
Stock within a short time or 35 days. |
| High Carbon Steel Ball |
| 1. Material |
AISI1086/ C85/ 1.0616/ EN8-9/ Wks 1.1269 |
| 2. Size Range |
1mm-180mm |
| 3. Grade |
G40-1000 |
| 4. Hardness |
60 min. HRC (Through-hardend) |
| 5. Characteristic |
(a)Core-hardened |
| (b)Low resistance to corrosive attack |
| (c)Higher Load and longer life than low carbon steel ball |
| 6. Magnetic |
Yes |
| 7. Application |
Low quality bearings, bicycles |
| 8. Chemical composition |
| |
C% |
Si% |
Mn% |
Cr% |
Ni% |
Mo% |
P% |
S% |
Al% |
Cu% |
| min. |
0.83 |
0.1 |
0.5 |
--- |
--- |
--- |
--- |
--- |
--- |
--- |
| max. |
0.88 |
0.3 |
0.8 |
0.15 |
0.2 |
0.05 |
0.035 |
0.035 |
0.01 |
0.25 |
| 9.Packing |
Standard: 10kg or 20kg per carton,1 ton per pallet or as customer required |
| 10.Conditioning |
dry or oiled |
| 11.Delivery time |
Stock within a short time or 35 days. |
| Soft Carbon Steel Balls |
| 1. Material |
AISI1010/ AISI1015/ C15/ 1.0413/ JIS SWRM 12/ EN32 ASTM A/29 |
| 2. Size Range |
1mm-180mm |
| 3. Grade |
G40-1000 |
| 5. Characteristic |
(a)Casehardened surface balls and low hardness core |
| (b)superficial hardness |
| (c)Low resistance to corrosive attack |
| 6. Magnetic |
Yes |
| 7. Application |
Polished, welded. |
| 8. Chemical composition |
| |
C% |
Si% |
Mn% |
Cr% |
Ni% |
Mo% |
P% |
S% |
Al% |
Cu% |
| min. |
0.12 |
--- |
0.3 |
--- |
--- |
--- |
--- |
--- |
--- |
--- |
| max. |
0.17 |
0.3 |
0.6 |
0.2 |
0.25 |
0.05 |
0.035 |
0.035 |
0.01 |
0.3 |
| 9.Packing |
Standard: 10kg or 20kg per carton,1 ton per pallet or as customer required |
| 10.Conditioning |
dry or oiled |
| 11.Delivery time |
Stock within a short time or 35 days. |
Audited Supplier 
){kind=link}