3
Page 60 Tusker ® Grade 80 Chain Slings Working Load Limits (WLL) in metric tonnes Tusker Gr8 Chain is designed and manufactured primarily for chain slings for lifting and load handling purposes. In deciding on the size of chain sling required, very careful consideration must be given to the angle of inclination between the chains at the point of suspension and particularly in the case of choke hitches ( ). As this angle increases, there is a decrease in the Working Load Limit of the chain sling as shown in the tabulations on these pages. Use the widest included angle between any 2 legs to establish the applicable WLL. Symbol WLL applies to both rectangular and circular loads. Symbol indicates nip angle - which must not exceed 120°. N.B. When a Grab Hook is used as the end fiting, the Working Load Limit will be the same as for Choke Hitch. These maximum Working Load Limits apply to chain and chain slings used under ideal service conditions. Where service conditions are less than ideal, the WLL may not apply in which case it will be necessary to select a larger size chain to suite the assessed WORKING CONDITIONS. Single Leg Double Leg Triple & Quad Leg Chain Size (mm) Choke Endless Basket Endless Reeving 60° 90° 120° Choke Hitch Uneven Load 90° 60° 90° 120° Choke 7.0 1.50 1.20 1.95 2.40 2.55 2.10 1.50 1.65 1.47 3.90 3.15 2.25 2.55 10.0 3.15 2.52 4.10 5.04 5.36 4.41 3.15 3.47 3.09 8.19 6.62 4.73 5.36 13.0 5.30 4.24 6.89 8.48 9.01 7.42 5.30 5.83 5.19 13.78 11.13 7.95 9.01 16.0 8.0 6.40 10.40 12.80 13.60 11.20 8.00 8.80 7.84 20.80 16.80 12.00 13.60 20.0 12.50 10.00 16.25 20.00 21.25 17.50 12.50 13.75 12.25 32.50 26.25 18.75 21.25 22.0 15.00 12.00 19.50 24.00 25.50 21.00 15.00 16.50 14.70 39.00 31.50 22.50 25.50 26 21.20 16.96 27.56 33.92 36.04 29.68 21.20 23.32 20.78 55.12 44.52 31.80 36.04 Load Factor 1.00 0.80 1.30 1.60 1.70 1.40 1.00 1.10 0.70 2.60 2.10 1.50 1.70 Slings & Tie Down Equipment

Tusker Grade 80 Chain Slings - Elephant Lifting...Tusker® Grade 80 Chain Slings Tusker Gr8 Chain is designed and manufactured primarily for chain slings for lifting and load handling

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  • Page 60

    Tusker® Grade 80 Chain Slings

    Wor

    king

    Loa

    d Li

    mit

    s (W

    LL) i

    n m

    etri

    c to

    nnes

    Tusk

    er G

    r8 C

    hain

    is d

    esig

    ned

    and

    man

    ufac

    ture

    d pr

    imar

    ily fo

    r cha

    in s

    lings

    for l

    iftin

    g an

    d lo

    ad h

    andl

    ing

    purp

    oses

    . In

    deci

    ding

    on

    the

    size

    of c

    hain

    slin

    g re

    quire

    d, v

    ery

    care

    ful c

    onsid

    erat

    ion

    mus

    t be

    give

    n to

    the

    angl

    e of

    incl

    inat

    ion

    betw

    een

    the

    chai

    ns a

    t the

    poi

    nt o

    f su

    spen

    sion

    and

    parti

    cula

    rly in

    the

    case

    of c

    hoke

    hitc

    hes

    ( ).

    As

    this

    angl

    e in

    crea

    ses,

    ther

    e is

    a de

    crea

    se in

    the

    Wor

    king

    Loa

    d Li

    mit

    of th

    e ch

    ain

    sling

    as

    show

    n in

    the

    tabu

    latio

    ns o

    n th

    ese

    page

    s. U

    se th

    e w

    ides

    t inc

    lude

    d an

    gle

    betw

    een

    any

    2 le

    gs to

    est

    ablis

    h th

    e ap

    plic

    able

    WLL

    .

    Sym

    bol W

    LL a

    pplie

    s to

    bot

    h re

    ctan

    gula

    r and

    circ

    ular

    load

    s.

    Sym

    bol i

    ndic

    ates

    nip

    ang

    le -

    whi

    ch m

    ust n

    ot e

    xcee

    d 12

    0°.

    N.B

    . Whe

    n a

    Grab

    Hoo

    k is

    used

    as

    the

    end

    fitin

    g, th

    e W

    orki

    ng

    Load

    Lim

    it w

    ill be

    the

    sam

    e as

    for C

    hoke

    Hitc

    h.

    Thes

    e m

    axim

    um W

    orki

    ng L

    oad

    Lim

    its a

    pply

    to

    chai

    n an

    d ch

    ain

    sling

    s us

    ed u

    nder

    idea

    l ser

    vice

    con

    ditio

    ns.

    Whe

    re s

    ervi

    ce c

    ondi

    tions

    are

    less

    tha

    n id

    eal,

    the

    WLL

    may

    no

    t app

    ly in

    whi

    ch c

    ase

    it w

    ill be

    nec

    essa

    ry to

    sel

    ect a

    larg

    er

    size

    chai

    n to

    sui

    te th

    e as

    sess

    ed W

    ORK

    ING

    CON

    DITI

    ON

    S.

    Sing

    le L

    egDo

    uble

    Leg

    Trip

    le &

    Qua

    d Le

    g

    Chai

    n Si

    ze

    (mm

    )0°

    Chok

    eEn

    dles

    s Ba

    sket

    Endl

    ess

    Reev

    ing

    60°

    90°

    120°

    Chok

    e Hi

    tch

    Unev

    en

    Load

    90°

    60°

    90°

    120°

    Chok

    e

    7.01.5

    01.2

    01.9

    52.

    402.

    552.

    101.5

    01.6

    51.4

    73.

    903.

    152.

    252.

    5510

    .03.

    152.

    524.

    105.

    045.

    364.

    413.

    153.

    473.

    098.

    196.

    624.

    735.

    3613

    .05.

    304.

    246.

    898.

    489.

    017.

    425.

    305.

    835.

    1913

    .78

    11.13

    7.95

    9.01

    16.0

    8.0

    6.40

    10.4

    012

    .80

    13.6

    011

    .20

    8.00

    8.80

    7.84

    20.8

    016

    .80

    12.0

    013

    .60

    20.0

    12.5

    010

    .00

    16.2

    520

    .00

    21.2

    517

    .50

    12.5

    013

    .75

    12.2

    532

    .50

    26.2

    518

    .75

    21.2

    522

    .015

    .00

    12.0

    019

    .50

    24.0

    025

    .50

    21.0

    015

    .00

    16.5

    014

    .70

    39.0

    031

    .50

    22.5

    025

    .50

    2621

    .20

    16.9

    627

    .56

    33.9

    236

    .04

    29.6

    821

    .20

    23.3

    220

    .78

    55.12

    44.5

    231

    .80

    36.0

    4

    Load

    Fac

    tor

    1.00

    0.80

    1.30

    1.60

    1.70

    1.40

    1.00

    1.10

    0.70

    2.60

    2.10

    1.50

    1.70

    Slings & Tie Dow

    n Equipment

  • 61Page

    Tusker® Grade 80 Chain Slings

    Diametermm

    Pmm

    W1mm

    WLLTon

    BLKN

    WeightKg/m

    7 21 9.1 1.5 61.6 1.110 30 13 3.15 126 2.213 39 16.9 5.3 212 3.816 48 20.8 8 322 5.7

    20 60 26 12.5 503 9

    22 66 28.6 15 608 10.9

    26 78 33.8 21.5 849 15.2

    G80 Sling Chain

    Description: Chain for lifting and lashingMaterial: Alloy steel grade 8Markings: G80, TSK and batch number marked on every meterProof: 60% of breaking loadFinish: BlackStandard: EN818-2

    Chain SizeSingle lng

    mmDouble lng

    WeightKg

    WLLTon

    Amm

    Bmm

    Dmm

    Smm

    Lmm

    7 6 0.35 1.6 110 60 13 7 258 7 0.45 2.12 110 69 16 7 2510 8 0.823 3.2 135 75 18 7 35

    13 10 1.5 5.3 160 90 22 11 3516 13 2.35 8 180 100 26 13 4520 18 6.35 14 269 149 3622 20 8.96 17 300 160 40

    26 22 12.8 21.2 340 180 45

    Master Link G8

    Size mm WeightKg

    WLLTon

    Amm

    Bmm

    Dmm

    amm

    bmm

    dmm

    smm

    Hmm

    7 1.24 3.15 135 75 16 60 38 13 7 2510 3.4 6.7 180 100 26 85 40 18 11 3513 6.1 11.2 200 110 32 115 50 22 13 3516 9.98 12 260 140 36 140 65 26 17 4520 22.6 26.5 350 190 50 180 100 3222 25.2 31.5 350 190 50 180 100 3626 34.26 45 400 200 56 200 110 40

    Slin

    gs &

    Tie

    Dow

    n Eq

    uipm

    ent

    Master Link Assembly G8

  • Page 62

    Tusker® Grade 80 Chain Slings

    Size WeightKgWLLTon

    Amm

    Bmm

    Dmm

    Hmm

    Km m

    Emm

    7/8 0.52 2 9.5 37 37 32.5 85 25

    10 1.05 3.15 13 49 46 35 104 31.5

    13 2 5.3 16.5 56.5 56 42 128 35

    16 3.7 8 21.5 70.5 60 53.5 150 49

    20 6 12.5 24 77 79 58 180 59

    22 10.4 15 27 91 101 62 213 72.5

    Sling Hook With Latch G8-Clevis

    Size WeightKgWLLTon

    Emm

    Bmm

    Hmm

    ømm

    Rm m

    7/8 0.8 2 34 9.5 24 48 121

    10 1.5 3.15 44 12 28.5 56 146

    13 3.2 5.3 52 15 40 69 182

    16 5.6 8 60 18 50.5 86 218

    20 7.5 12.5 83 25 55 100 240

    22 11.5 15 88 25.5 67 98 276.5

    26 18.5 21.2 95.5 30 75 110 310.5

    Self-locking Hook G8-Clevis

    Size WeightKgWLLTon

    Wmm

    Lmm

    Hmm

    ømm

    7/8 0.146 2 18 79.5 62.5 8.5

    10 0.3 3.15 25 93 68 10.8

    13 0.7 5.3 29 117 87 15

    16 1.1 8 34.5 148 108.4 19.8

    18/20 1.8 12.5 41 169.5 121.5 24

    22 3.2 15 48 193.5 141.5 26

    26 4.5 21.2 57.5 220 158 30

    Connect Link G8

    Size WeightKgWLLTon

    BLTon

    ømm

    Emm

    Lmm

    7/8 0.245 2 8 17 10.8 88.5

    10 0.65 3.15 12.6 20 13 121.5

    13 1.39 5.3 21.2 26 16.5 158

    16 2.2 8 32 30 19.2 169

    20 4.6 12.5 50 37 24 219

    22 8.2 15 60 44 28 259

    26 9.8 21.2 84.8 41 30 298

    32 19.4 31.5 126 57 38 361

    Shortening Grab Hook G8-EyeSlings &

    Tie Down Equipm

    ent