Tribology Practicals1

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    Tribology Lab (MEL456) 2014

    MMEE, II A 1

    .1

    :

    .

    :M , A, E

    :1. C

    2. E

    3.

    :

    : , , , ,

    :

    :

    :

    :

    C

    I

    :

    :

    :

    :

    M

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    MMEE, II A

    F:

    L:

    :

    C

    .

    .

    .

    .

    Tribology Lab (MEL

    , , , ,

    ,

    ,

    .

    56) 2014

    2

    .

    .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 3

    . A

    .

    , .

    .

    ,

    .

    . .

    = A

    = M

    = .M.

    , ..

    E .

    . E G: .

    . E G: .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 4

    . E G: .

    : A ().

    :

    .

    E ()

    ()

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    Tribology Lab (MEL456) 2014

    MMEE, II A 5

    .2

    :

    :A,

    : (M: D, M: 101) (L : 200), :

    :

    1.

    2.

    3. L

    4.

    :

    ,

    .

    .

    . I

    , ( C,

    120 200 )

    (

    ) . A

    .

    .

    F,

    , , , .

    .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 6

    . A (F). F

    . (F)

    . () F F

    . E

    F , .

    :

    M: . : L : /

    : (C)

    ()

    ()

    (= / )

    M: . : L : /

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    Tribology Lab (MEL456) 2014

    MMEE, II A 7

    : (C)

    ()

    ()

    (= / )

    M: . : L : /

    : (C)

    ()

    ()

    (= / )

    C , .

    :

    ()

    .

    :

    C

    . A .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 8

    . 3

    : ( )

    : ,

    : (M: CE, M:)

    :

    1. D : 1/

    2. E ( ): 20

    3. M: 477 ( = (60 )/(D)

    4. L: 1K 2K

    :

    I ,

    .

    A

    . .

    G, ,

    .

    .

    ,

    ,

    .

    F ,

    .

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    MMEE, II A

    :

    M

    . H

    . I

    , ,

    E

    100

    (

    I =

    :

    M:

    Tribology Lab (MEL

    ()

    ()

    100 .

    = ( )/60

    D

    .

    ..

    = 130 H)

    D . : 1/ M : 47

    56) 2014

    9

    .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 10

    A L :

    . . () .

    ()

    ()

    1

    2

    3

    4

    5

    M: D . : 1/ M : 477

    A L :

    ..

    ()

    ()

    ()

    .

    (3) =( .

    )/(

    )

    .

    (3)

    (3/)

    1

    2

    3

    4

    5

    :

    1.

    C (3) () .

    2. C (3/.) () .

    :

    C

    .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 11

    . 4

    : ( )

    : ,

    : (M: CE, M:)

    :

    1. L:

    2. E ( )

    3. D

    4. M: ( = (60 )/(D)

    :

    I ,

    .

    A

    . .

    G, ,

    .

    .

    ,

    ,

    .

    F ,

    .

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    MMEE, II A

    :

    M

    . H

    . I

    ,

    E

    100

    (

    I =

    :

    M: ; E

    Tribology Lab (MEL

    ()

    ()

    100 , .

    = ( )/60

    D

    .

    ..

    = 130 H)

    = 20 ; A L : 1 KF = 9

    56) 2014

    12

    .

    .8

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    MMEE, II A 13

    D . : 1/ M : 477

    . . () .

    ()

    ()

    1

    2

    3

    4

    5

    M: ; E = 20 ; A L : 1 KF = 9.8

    D . : 2 / M : 954

    ..

    ()

    ()

    ()

    .

    (3) =( .

    )/(

    )

    .

    (3)

    (3/)

    1

    2

    3

    4

    5

    :

    1.

    C (3) () .

    2. C (3/.) () .

    :

    C

    .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 14

    . 5

    : ( )

    : , ,

    : (M: CE, M:)

    :

    1. D : 1/

    2. E ( ): 20

    3. M: 477 ( = (60 )/(D)

    4. L: 1K 2K

    :

    I ,

    .

    A

    . .

    G, ,

    .

    .

    ,

    ,

    .

    F ,

    .

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    MMEE, II A

    :

    M

    . H

    E

    100

    (

    I =

    Tribology Lab (MEL

    ()

    ()

    . I

    , ,

    = ( )/60

    D

    .

    ..

    = 130 H)

    56) 2014

    15

    100 .

    .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 16

    :

    M: D . : 1/ M : 477

    A L :

    . . () .

    ()

    ()

    1

    2

    3

    4

    5

    M: D . : 1/ M : 477

    A L :

    ..

    ()

    ()

    ()

    .

    (3

    ) =( .)/(

    )

    .

    (

    3)

    (3/)

    1

    2

    3

    4

    5

    D = 7.85 /3

    :

    1.

    C (3) () .

    2.

    C (3/.) () .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 17

    :

    C

    (E 3)

    .

    A EM

    .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 18

    . 6

    : (

    )

    : , ,

    : (M: CE, M:)

    :

    1. L:

    2. E ( )

    3. D

    4. M: ( = (60 )/(D) 477 954

    :

    I ,

    .

    A

    . .

    G, ,

    .

    .

    ,

    ,

    .

    F , ,

    .

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    MMEE, II A

    :

    M

    . H

    E

    100

    (

    I =

    Tribology Lab (MEL

    ()

    ()

    . I

    , 100 ,

    = ( )/60

    D

    .

    ..

    = 130 H)

    56) 2014

    19

    .

    .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 20

    :

    M: ; E = 20 ; A L : 1 KF = 9.8

    D . : 1/ M : 477

    . . () .

    ()

    ()

    1

    2

    3

    4

    5

    M: ; E = 20 ; A L : 1 KF = 9.8

    D . : 2 / M : 954

    ..

    ()

    ()

    ()

    .

    (3

    ) =( .)/(

    )

    .

    (

    3)

    (3/)

    1

    2

    3

    4

    5

    D = 7.85 /3

    :

    1.

    C (3) () .

    2.

    C (3/.) () .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 21

    :

    C

    (E 4) .

    A EM

    .

    .

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    Tribology Lab (MEL456) 2014

    MMEE, II A 22

    . 7

    : .

    :A , C , < 300

    : : E (I )

    :

    1. J : 25 /. = 4

    2. = 150

    3. I = 90 30

    4. 3000 M

    :

    E

    , , /

    / (AM (G40) 2013).

    (E).

    /

    .

    .

    , .%, , . M

    (1530) . ,

    90 ,

    .

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    MMEE, II A 23

    :

    M

    . H

    % (0.3%)

    .

    . .

    :

    I =

    M: A (); J = 25 /; : 150 ;

    I = 90

    ()

    ()

    (3) =

    /

    . (3)

    (

    3

    /.)

    1

    2

    3

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    Tribology Lab (MEL456) 2014

    MMEE, II A 24

    4

    5

    6

    7

    8

    D A = 2.7 /3

    I C.I. =

    M: C I (B); J = 25 /; : 150 ; I

    = 90

    ()

    ()

    (

    3) =

    /

    . (

    3)

    (3/.)

    1

    2

    3

    4

    5

    6

    7

    8

    D C.I. = 7.3 /3

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    Tribology Lab (MEL456) 2014

    MMEE, II A 25

    I =

    M: A (); J = 25 /; : 150 ;

    I = 30

    ()

    ()

    (3) =

    /

    . (3)

    (3/.)

    1

    2

    3

    4

    5

    6

    7

    8

    D A = 2.7 /3

    I C.I. =

    M: C I (B); J = 25 /; : 150 ; I

    = 30

    ()

    ()

    (3) =

    /

    . (3)

    (3/.)

    1

    2

    3

    4

    5

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    6

    7

    8

    D C.I. = 7.3 /3

    :

    1.

    C (3/.) () (

    ) 90

    2. C (3/.) () (

    ) 30

    3.

    A C (3/.) () A CI

    (90 30) .

    :

    C

    .

    A EM

    .