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Offshore Pad Eyes: General Design Data

1) The document provides specifications for offshore pad eyes and shackles used for lifting, including minimum working load limits, applicable codes and standards, temperature ratings, and number of slings. 2) Dimensions for shackles and corresponding pad eyes are given in a table based on lifting rating and sling angle. 3) Standard pad eye dimensions are also provided for an industrial environment, with specifications based on working load limit and number of slings used.

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4K views4 pages

Offshore Pad Eyes: General Design Data

1) The document provides specifications for offshore pad eyes and shackles used for lifting, including minimum working load limits, applicable codes and standards, temperature ratings, and number of slings. 2) Dimensions for shackles and corresponding pad eyes are given in a table based on lifting rating and sling angle. 3) Standard pad eye dimensions are also provided for an industrial environment, with specifications based on working load limit and number of slings used.

Uploaded by

mfmprof
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Offshore Pad Eyes

This sheet has been set up as a result of major changes to the applicable codes with regard to
lifting sets since 2006. The minimum WLL for the lifting sets now amounts 7 mtons.

General design data

DNV Certification Notes 2.7-1: April 2006


Codes
EN 12079: June 2006
Design Temperature -20 C
Number of slings 4
Top angle slings 45 and 30
Shackle type Green-pin, polar
Material pad eyes S355J2
Load contingency +10%
Shackle and pad eye dimensions

Choose shackle size and applicable pad eye dimensions based on rating and sling angle.

Rating [mtons] Shackle Dh H F E L Tp Tc Dchk


Sling Sling
angle angle
45 30
from to from to [mtons][mm][mm][mm][mm][mm][mm][mm][mm]
- 3.1 3.25 20 35 25 55 115 15 5 45
- 5.1 3.1 6.5 4.75 23 35 30 55 110 15 5 55
5.1 7.8 6.5 10.8 6.5 26 45 35 55 130 20 5 60
7.8 12.0 10.8 16.9 8.5 29 52 35 68 160 25 5 70
12.0 14.5 16.9 19.8 9.5 33 60 40 75 180 25 8 80
14.5 20.5 19.8 25.0 12 36 60 40 90 190 35 5 80
20.5 23.5 13.5 39 65 50 100 200 35 8 90
23.5 25.0 17 43 75 70 120 230 40 8 100

* Note: for Rating > 25000 kg apply DNV Cert. notes 2.7-3
Standard Tata Pad Eyes

In this sheet standard pad eye dimensions have been given for shackles for mounting
or hoisting in an industrial environment. The dimensions have been verified in
accordance with Tata standard ATVH: 2007 (Rtscher).

General design data

Codes ATVH 2007


Top angle slings 45 and 30
Shackle type Green-pin, polar
Material pad eyes S355J2
Load contingency +10%
Shackle and pad eye dimensions

Choose shackle size and applicable pad eye dimensions based on number of slings and
Working Load Limit (WLL).

WLL [mtons] Shackle Dh H F E L Tp aweld


4-slings 2-slings
cat.1
at 45 at 45
from to from to [mtons][mm][mm][mm][mm][mm][mm] [mm]
- 1.4 - 0.7 0,5 9 15 10 25 50 8 4
1.4 2.1 0.7 1.0 0,75 11 20 10 30 65 8 4
2.1 2.8 1.0 1.4 1 12 25 10 35 80 10 4
2.8 4.2 1.4 2.1 1,5 14 25 10 35 80 12 4
4.2 5.6 2.1 2.8 2 17 30 15 45 100 15 4
5.6 9.1 2.8 4.5 3,25 20 35 15 50 110 20 4
9.1 13.4 4.5 6.7 4,75 23 40 20 55 125 25 5
13.4 18.3 6.7 9.1 6,5 26 45 20 60 130 30 6
18.3 24.0 9.1 12.0 8,5 29 52 20 68 160 30 6
24.0 26.8 12.0 13.4 9,5 33 60 20 75 180 30 6
26.8 33.9 13.4 16.9 12 36 60 30 80 190 40 8
33.9 38.1 16.9 19.0 13,5 39 65 30 85 200 40 8
38.1 48.0 19.0 24.0 17 43 75 30 95 230 45 8

* Note: These pad eyes are generally too thin for the applicable shackles with regard
to the filling grade, but this is considered to be acceptable for non-repetitive hoisting.

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