| Customization: | Available |
|---|---|
| Material: | Bearing Steel |
| Package: | Steel Drum, Carton, Wooden Case |
|
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Material: Chrome(AISI52100/ GCr15/GCr15SiMn/ 100Cr6/ Suj2 and so on)
Diameter:0.2mm - 250mm(Professional production line 4.763mm 3/16",7.938mm 5/16" ,9.525mm 3/8"and so on )
Grade: G5 / G10 / G16 / G20 / G28 / G40 / G100 / G200 / G500 / G1000 / G2000 according to ISO, DIN, or AFBMA standard
Chemical composition
| Material |
C% | Si% | Mn% | Cr% | Cu% |
| 52100 | 0.98~1.10 | 0.15~0.35 | 0.25~0.45 | 1.30~1.60 |
|
| GCr15 | 0.95~1.05 | 0.15~0.35 | 0.25~0.45 | 1.40~1.65 |
0.25 |
| GCr15SiMn | 0.95~1.05 | 0.45~0.75 | 0.95~1.25 | 1.40~1.65 | 0.25 |
| 100Cr6 |
0.93~1.05 | 0.15~0.35 | 0.25~0.45 | 1.35~1.60 | |
| SUJ2 |
0.95 or 1.10 | 0.15 or 0.35 | 0.50 max | 1.30~1.60 |
All products
Precision table
|
A.F.B.M.A. STANDARDS(U.S.A) |
||||||||||
|
AFBMA GRADES |
ROUNDNESS |
LOT DIAMETER VARIATION |
BASIC DIAMETER TOLERANCE |
MAX. INCREMENTS |
SURFACE RCUGHNESS |
|||||
|
INCHES |
μm |
INCHES |
μm |
INCHES |
μm |
INCHES |
μm |
INCHES |
μm |
|
|
3 |
.000003 |
0,08 |
.000005 |
0,13 |
±.00003 |
0,76 |
.000010 |
0,25 |
.5 |
0,012 |
|
5 |
.000005 |
0,13 |
.000010 |
0,25 |
±.00005 |
0,27 |
.000010 |
0,25 |
.8 |
0,020 |
|
10 |
.000010 |
0,25 |
.000020 |
0,51 |
±.0001 |
2,54 |
.000010 |
0,25 |
1.0 |
0,025 |
|
16 |
.000016 |
0,38 |
.000032 |
0,76 |
±.0001 |
2,54 |
.000010 |
0,25 |
1.0 |
0,025 |
|
24 |
.000024 |
0,63 |
.000048 |
1,27 |
±.0001 |
2,54 |
.000010 |
0,25 |
2.0 |
0,050 |
|
48 |
.000048 |
1,27 |
.000096 |
2,54 |
±.0002 |
5,08 |
.000050 |
0,12 |
3.0 |
0,076 |
|
100 |
.0001 |
2,50 |
.0002 |
5,08 |
±.0005 |
12,70 |
.0001 |
2,54 |
5.0 |
0,120 |
|
200 |
.0002 |
5,08 |
.0004 |
10,20 |
±.001 |
25,40 |
.0002 |
5,08 |
8.0 |
0,203 |
|
500 |
.0005 |
12,70 |
.001 |
25,40 |
±.002 |
50,80 |
.0005 |
12,70 |
- |
- |
|
1000 |
.001 |
25,40 |
.002 |
50,80 |
±.005 |
127,00 |
.001 |
25,40 |
- |
- |
|
DIN5401(GERMAN STANDARDS) |
||||
|
DIN 5401 GRADE |
ROUNDNESS μm |
LOT DIAMETER VARIATION μm |
BASIC DIAMETER TOLERANCE μm |
GAUGE INTERVAL μm |
|
I |
0,25 |
0,50 |
±10,25 |
0,50 |
|
II |
0,50 |
1,00 |
±10,50 |
1,00 |
|
III |
1,00 |
2,00 |
±11,00 |
2,00 |
|
IV |
2,00 |
4,00 |
±14,00 |
4,00 |
|
V |
25,00 |
50,00 |
±75,00 |
50,00 |
|
VI |
- |
400,00 |
±200,00 |
- |
|
APPROXIMATE EQUIVALENT GRADES BETWEEN ISO 3290,AFBMA,DIN |
|||||||
|
GRADES |
AAAA |
AAA |
AA |
A |
B |
C |
∅mm |
|
ISO3290 |
5 |
10 |
16 |
28 |
40 |
100 |
up to 3 included |
|
10 |
16 |
28 |
40 |
100 |
from 3 to 6 included |
||
|
10 |
16 |
28 |
40 |
100 |
200 |
from 6 to 10 included |
|
|
16 |
20 |
28 |
40 |
100 |
200 |
from 10 to 20 included |
|
|
28 |
40 |
100 |
200 |
from 20 to 30 included |
|||
|
40 |
100 |
200 |
from 30 to 50 included |
||||
|
40 |
100 |
100 |
200 |
over 50 |
|||
|
AFBMA |
5 |
10 |
16 |
24 |
48 |
100 |
up to 3 included |
|
10 |
16 |
24 |
48 |
100 |
100 |
from 3 to 6 included |
|
|
10 |
16 |
24 |
48 |
100 |
200 |
from 6 to 10 included |
|
|
16 |
16 |
24 |
48 |
100 |
200 |
from 10 to 20 included |
|
|
24 |
48 |
100 |
200 |
300 |
from 20 to 30 included |
||
|
48 |
48 |
100 |
200 |
300 |
from 30 to 50 included |
||
|
48 |
100 |
100 |
200 |
300 |
over 50 |
||
|
DIN |
class - |
class I |
class II |
class III |
class IV |
- |
up to 3 included |
|
- |
I |
II |
III |
IV |
- |
from 3 to 6 included |
|
|
I |
II |
III |
- |
IV |
- |
from 6 to 10 included |
|
|
- |
III |
III |
IV |
- |
- |
from 10 to 20 included |
|
|
II |
- |
III |
IV |
- |
- |
from 20 to 30 included |
|
|
- |
- |
III |
IV |
- |
- |
from 30 to 50 included |
|
|
- |
- |
III |
IV |
- |
- |
over 50 |
|
Our Company
JIANGSU WALLONG-HSIN MACHINERY ENGINEERING CORPORATION LTD. a solely funded subsidiary of SINOMACH GROUP (the biggest machinery group in China), is the limited state-owned Corp. with registered capital of 30 million RMB, located in Wuxi city, Jiangsu Province, which is one of the best rolling elements industry area in China.Our office area is around 3000 square meters and our workshops area is around 50,000 square meters.
Founded in 1994, we own abundant manufacture and export experience, build up well business reputation and keep a long and steady trade partnership with hundreds of customers from different countries and regions. Thanks to the strong support by our parent company SINOMACH , our assets structure keeps good and the state of operation rises steadily.
Application
JIANGSU WALLONG-HSIN MACHINERY ENGINEERING CORPORATION LTD has created a complete range in order to offer advanced solutions and an outstanding technical services. The application range includes:
*High quality Ball Bearings components
*Linear systems,Ball bearing slides
*Free Wheels and casters,rail wheels
*Ball transfer units,air cargo and conveyor
*Stainless steel and tungsten carbide ball point pens
*Various types of valves for liquids and gases,etc.
*CV Joints,hydraulic motors and oilers
*Safety belt balls,car seat guides balls
*motor bikes and bicycles ball parts
*Furniture fitting,drawer slide balls
*Coconut grinding balls, coffee milling balls
*Cosmetic balls,nail polish balls
*Pump balls
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