Steel Balls

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  • Carbon Steel Ball

    Product introduction

       Material:carbon ( AISI1015 & AISI1085 &AISI1045 & AISI1065 & AISI1008)

       Diameter:0.2mm – 250mm

       Grade:G5 / G10 / G16 / G20 / G28 / G40 / G100 / G200 / G500 / G1000 / G2000 according to ISO, DIN, or AFBMA standard


    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



    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 Bearings and components

    *Linear systems

    *Free Wheels and casters

    *Ball transfer units,air cargo and conveyor

    *Stainless steel and tungsten carbide ball point pens

    *Various types of valves for liquids and gases,etc.

    *Joints,hydraulic motors and oilers

    *Safety belts,car seat guides

    *Components for cars,motor bikes and bicycles

    *Furniture fitting