steel balls | carbon steel balls | stainless steel balls from china
JINAN BALLS INDUSTRIAL CO., LTD     
Phone: +86 531 85950369; Fax:+:86 531 85061061    
E-Mail:wangxingyun20082403@hotmail.com    
Home About Us Products Technical Contact Us
 
   ANSI/AFBMA Std 10-1989
   Grade Standard
   Hardness Convertion
   ISO3290 Standard
   Manufacturing Process
   Materials Contrast
   Size & weight of steel balls
E-mail:wangxingyun@126.com
MSN:wangxingyun20082403@hotmail.com
Skype:wangxingyun2403
 
 
 
Location : Home >Technical
 
Main Standards of Steel Balls
In order to meet the needs of international customers, we can manufacture steel balls regulated by international standards or multinational standards,even by our customers’ enterprise standards.
 
Lnternational and Some Counties Standards
International Standards: ISO3290-1998

Grade

Vdws

Sph

Ra

Vdwl

Gauge space

Gauge

Sub-gauge space

Sub-gauge

3

0.08

0.08

0.01

0.13

0.5

-5,…-0.5,0,+0.5…+5

0.1

-0.2,-0.1,0,+0.1,+0.2

5

0.13

0.13

0.01

0.25

1

-5,…-0.5,0,+0.5…+5

0.2

-0.4,-0.2,0,+0.2,+0.4

10

0.25

0.25

0.02

0.5

1

-9,…-1,0,+1…+9

0.2

-0.4,-0.2,0,+0.2,+0.4

16

0.4

0.4

0.03

0.8

2

-10,…-2,0,+2…+10

0.4

-0.8,-0.4,0,+0.4,+0.8

20

0.5

0.5

0.03

1

2

-10,…-2,0,+2…+10

0.4

-0.8,-0.4,0,+0.4,+0.8

24

0.6

0.6

0.04

1.2

2

-12,…-2,0,+2…+12

0.4

-0.8,-0.4,0,+0.4,+0.8

28

0.7

0.7

0.05

1.4

2

-12,…-2,0,+2…+12

0.4

-0.8,-0.4,0,+0.4,+0.8

40

1

1

0.06

2

4

-16,…-4,0,+4…+16

0.8

-1.6,-0.8,0,+0.8,+1.6

60

1.5

1.5

0.08

3

6

-18,…-6,0,+6…+18

1.2

-2.4,-1.2,0,+1.2,+2.4

100

2.5

2.5

0.1

5

10

-40,…-10,0,+10…+40

2

-4,-2,0,+2,+4

200

5

5

0.15

10

15

-60,…-15,0,+15…+60

3

-6,-3,0,+3,+6

500

12.5

12.5

-

25

-

-

-

-

1000

25

25

-

50

-

-

-

-

American Standards:AFBMA 10-1983

Grade

Vdws

Rw

Ra

Vdwl

Range of tolerance

S

Gauge space

Gauge

3

0.08

0.08

0.01

0.13

-

+0.75

-0.75

1

-8,…-1,OK,+1,…+8

5

0.13

0.13

0.02

0.25

-

+1.25

-1

1

-8,…-1,OK,+1,…+8

10

0.25

0.25

0.03

0.5

-

+1.25

-1

2

-10,…-2,OK,+2,…+10

16

0.4

0.4

0.03

0.8

-

+1.25

-1

2

-10,…-2,OK,+2,…+10

24

0.6

0.6

0.05

1.2

-

+2.5

-2.5

2

-12,…-2,OK,+2,…+12

48

1.2

1.2

0.08

2.4

-

-

-

4

-16,…-4,OK,+4,…+16

100

2.5

2.5

0.13

5

+/-12.5

-

-

-

-

200

5

5

0.2

10

+/-25

-

-

-

-

500

13

13

-

25

+/-50

-

-

-

-

1000

25

25

-

50

+/-125

-

-

-

-

German Standards:DIN5401

Grade

Dia.from

to

Vdws

Tolerance

Gauge space

Gauge

Grade(ISO)

 

10

0.25

+/-10.25

0.5

-10,…-0.5,0,+0.5,…+10

5

 

25

0.5

+/-10.5

1

-10,…-1,0,+1,…+10

10

 

25

1

+/-11

2

-10,…-2,0,+2,…+10

20

25

50

1.5

+/-13.5

3

-12,…-3,0,+3,…+12

28

50

75

2

+/-14

4

-10,…-0.5,0,+0.5,…+10

40

75

100

2.5

+/-17.5

5

-15,…-5,0,+5,…+15

40

100

125

3

+/-21

6

-18,…-6,0,+6,…+18

100

125

150

3.5

+/-24.5

7

-21,…-7,0,+7,…+21

100

 

10

2

+/-14

4

-12,…-4,0,+4,…+12

40

 

25

25

+/-75

50

-50,0,+50

500

25

50

38

+/-113

75

-75,0,+75

500

50

75

50

+/-150

100

-100,0,+100

500

75

100

63

+/-188

125

-125,0,+125

500

100

125

75

+/-225

150

-150,0,+150

500

125

150

88

+/-263

175

-175,0,+175

500

 

all

-

+/-200

400

-

600

 

all

-

-

-

-

700

Chinese Standards:GBC308-200

Grade

Vdws

Sph

Ra

Vdwl

Gauge space

Gauge

Sub-gauge space

Sub-gauge

3

0.08

0.08

0.01

0.13

0.5

-5,…-0.5,0,+0.5…+5

0.1

-0.2,-0.1,0,+0.1,+0.2

5

0.13

0.13

0.014

0.25

1

-5,…-0.5,0,+0.5…+5

0.2

-0.4,-0.2,0,+0.2,+0.4

10

0.25

0.25

0.02

0.5

1

-9,…-1,0,+1…+9

0.2

-0.4,-0.2,0,+0.2,+0.4

16

0.4

0.4

0.025

0.8

2

-10,…-2,0,+2…+10

0.4

-0.8,-0.4,0,+0.4,+0.8

20

0.5

0.5

0.032

1

2

-10,…-2,0,+2…+10

0.4

-0.8,-0.4,0,+0.4,+0.8

24

0.6

0.6

0.04

1.2

2

-12,…-2,0,+2,..+12

0.4

 

28

0.7

0.7

0.05

1.4

2

-12,…-2,0,+2…+12

0.4

-0.8,-0.4,0,+0.4,+0.8

40

1

1

0.06

2

4

-16,…-4,0,+4…+16

0.8

-1.6,-0.8,0,+0.8,+1.6

60

1.5

1.5

0.08

3

6

-18,…-6,0,+6…+18

1.2

-2,-1.2,0,+1.2,+2

100

2.5

2.5

0.1

5

10

-40,…-10,0,+10…+40

2

-4,-2,0,+2,+4

200

5

5

0.15

10

15

-60,…-15,0,+15…+60

3

-6,-3,0,+3,+6

 
 
Copyright © 2008 JINAN BALLS INDUSTRIAL CO., LTD