70mm High Precision Large Balls Bearing Steel Gcr15SiMn

Model NO.
70mm
HS Code
84829100
Production Capacity
20 Tons Per Month
Reference Price
Please contact us for quote
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Product Description

70mm High Precision Large Balls Bearing Steel Gcr15SiMn
Product introduction

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

70mm High Precision Large Balls Bearing Steel Gcr15SiMn
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.

70mm High Precision Large Balls Bearing Steel Gcr15SiMn 70mm High Precision Large Balls Bearing Steel Gcr15SiMn


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

 

Angular Contact Ball Bearing