BS 302-3 Stranded steel wire ropes.pdf

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i i c c e e

n n s s e e d d C C o o p p y y : : l l b b o o c c v v z z r r l l b b o o c c v v z z r r , , U U n n i i v v e e

r r s s i i t t y y o o f f L L o o u u g g h h b b o o r r o o u u g g h h , , 2 2 3 3 M M a a r r c c h h 2 2 0 0 0 0 4 4 , , U U n n c c o o n n t t r r o o l l l l e e d d C C o o p p y y , , ( ( c c ) ) B B S S I I

British Standard

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Stranded steel wire

ropes —

Part 3: Specification for zinc coated

ropes for ships

UDC UDC 677.721:669677.721:669.58:629.12.58:629.12 s s e e d d C C o o p p y y : : l l b b o o c c v v z z r r l l b b o o c c v v z z r r , , U U n n i i v v e e

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BS

BS 30

302-

2-3:1

3:198

987

7

This British Standard, having This British Standard, having been prepared under the been prepared under the direction of the Mechanical direction of the Mechanical Handling Standards Handling Standards Committee, was published Committee, was published under the authority of the under the authority of the Board of BSI and comes Board of BSI and comes into effect on into effect on 30 June 1987 30 June 1987 © BSI 03-1999 © BSI 03-1999 First pub

First publishedlished, as BS, as BS 302,302, September 1927

September 1927 First rev

First revision, as BSision, as BS 302 and 621302 and 621,, December 1957

December 1957 Second rev

Second revision, as BSision, as BS 302,302, May 1968

May 1968 Third revis

Third revision, as BSion, as BS 302-3302-3,, Jun

Junee 19819877

The following BSI references The following BSI references relate to the work on this relate to the work on this standard:

standard:

Committee reference MHE/2 Committee reference MHE/2 Draft for comment 85/70787 DC Draft for comment 85/70787 DC ISBN 0 580 15642 7

ISBN 0 580 15642 7

Committees responsible for this

British Standard

The preparation of this British Standard was entrusted by the Mechanical The preparation of this British Standard was entrusted by the Mechanical Handling Standards Committee (MHE/-) to Technical Committee MHE/2, Handling Standards Committee (MHE/-) to Technical Committee MHE/2, upon which the following bodies were represented:

upon which the following bodies were represented: Associated Offices Technical Committee

Associated Offices Technical Committee

Association of Supervisory and Executive Engineers Association of Supervisory and Executive Engineers

British Coal British Coal

British Ports Association and the National Association of Ports Employers British Ports Association and the National Association of Ports Employers British Railways Board

British Railways Board

British Steel Industry (Wire Section) British Steel Industry (Wire Section) Bureau Veritas

Bureau Veritas

Chain Testers Association of Great Britain Chain Testers Association of Great Britain

Department of the Environment (Property Services Agency) Department of the Environment (Property Services Agency)

Federation of Manufacturers of Construction Equipment and Cranes Federation of Manufacturers of Construction Equipment and Cranes Federation of Wire Rope Manufacturers of Great Britain

Federation of Wire Rope Manufacturers of Great Britain Health and Safety Executive

Health and Safety Executive

Institution of Mechanical Engineers Institution of Mechanical Engineers Institution of Mining Engineers Institution of Mining Engineers Institution of Mining and Metallurgy Institution of Mining and Metallurgy Ministry of Defence

Ministry of Defence

National Association of Lift Makers National Association of Lift Makers Zinc Development Association Zinc Development Association

Amendments issued since publication Amendments issued since publication Amd. No.

Amd. No. Date of issueDate of issue CommentsComments

i i c c e e

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BS 302-3:1987

ii ii © BSI 03-1999© BSI 03-1999

Foreword

This Part of BS

This Part of BS 302 has been prepared 302 has been prepared under the direction of under the direction of the Mechanicalthe Mechanical Handling Standards Committee. It is one Part of a combined revision of Handling Standards Committee. It is one Part of a combined revision of BS

BS 302:302:1961968, BS8, BS 236236:19:1968, B68, BSS 329329:196:1968, BS8, BS 330330:19:1968, B68, BSS 365365:19:1968 and68 and BS

BS 3530:193530:1968, which are wi68, which are withdrawn. BSthdrawn. BS 302 is now publi302 is now published in six Partshed in six Parts ands and takes account o

takes account of both national f both national and international developments sinceand international developments since 1968.1968. This Part (Part 3) specifies requirements f

This Part (Part 3) specifies requirements f or zinc coated ropes for ships additionalor zinc coated ropes for ships additional to the general requirements in Part 1. Other Parts specify the additional

to the general requirements in Part 1. Other Parts specify the additional requirements for other particular uses of ropes:

requirements for other particular uses of ropes: —

— Part 2: Specification for ropes for gener Part 2: Specification for ropes for general purposesal purposes;; —

— Part 4: Specification for ropes for lifts Part 4: Specification for ropes for lifts;; —

— Part 5: Specification for ropes for hauling purp Part 5: Specification for ropes for hauling purposesoses;; —

— Part 6: Specification for ropes for mine hoisting Part 6: Specification for ropes for mine hoisting .. Two further Par

Two further Parts are in preparatits are in preparation, coveron, covering largeing larger diameter roper diameter ropess (64(64 mmmm to

to 205205 mm diamm diametemeter) and hir) and highegher strer strengtngth ropeh ropes and wis and will be Parll be Partsts 7 and7 and 88 respectively.

respectively. In line with

In line with the principles of international the principles of international standard ISOstandard ISO 2408, published by the2408, published by the International Organization for Standardization (ISO), the constructions are International Organization for Standardization (ISO), the constructions are grouped according to the number of outer wires in the strands. The general grouped according to the number of outer wires in the strands. The general requirements of BS

requirements of BS 302-1 and the methods used for 302-1 and the methods used for calculating breaking loadscalculating breaking loads and approximate masses are

and approximate masses are in accordance with in accordance with ISOISO 2408. In respect of2408. In respect of indivi

individual usagedual usages the ropes in Partss the ropes in Parts 2 and2 and 3 are fully in ac3 are fully in accordanccordance withe with ISO

ISO 2408 and 2408 and those in those in sectiosection two of Pan two of Partrt 4 are in 4 are in accoraccordance wdance with ISOith ISO 4344. In4344. In each of these Parts however, certain additional ropes still in common use in the each of these Parts however, certain additional ropes still in common use in the UK have been included.

UK have been included.

In line with current international practice, the term “zinc coated” has been In line with current international practice, the term “zinc coated” has been adopted in this standard in place of “galvanized”. The terms are synonymous. adopted in this standard in place of “galvanized”. The terms are synonymous. Purchasers ordering to BS

Purchasers ordering to BS 302 are advised to specify 302 are advised to specify in their purchasing contractin their purchasing contract that the manufacturer operate a quality system in compliance with the

that the manufacturer operate a quality system in compliance with the appropriate Part of BS

appropriate Part of BS 5750, or suitable equivalent, 5750, or suitable equivalent, to ensure themselves thatto ensure themselves that products claimed to comply

products claimed to comply with BSwith BS 302 consistently achieve the 302 consistently achieve the required level ofrequired level of quality.

quality.

Wire rope users will find valuable information in the companion publication Wire rope users will find valuable information in the companion publication BS

BS 6570 “Code of practice for the selection, care 6570 “Code of practice for the selection, care and maintenance of steel wireand maintenance of steel wire ropes”.

ropes”.

A British Standard does not purport to include all the necessary provisions of a A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity Compliance with a British Standard does not of itself confer immunity from legal obligations.

from legal obligations.

Summary of pages Summary of pages

This document comprises a front cover, an inside front cover, pages i and ii, This document comprises a front cover, an inside front cover, pages i and ii, pages 1 to 6, an inside back cover and a back cover.

pages 1 to 6, an inside back cover and a back cover.

This standard has been updated (see copyright date) and may have had This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on amendments incorporated. This will be indicated in the amendment table on the

the inside inside front front covercover.. i

i c c e e n n s s e e d d C C o o p p y y : : l l b b o o c c v v z z r r l l b b o o c c v v z z r r , , U U n n i i v v e e

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1 Scope

This Part of BS

This Part of BS 302 specifi302 specifies the requirees the requirements forments for zinc coated steel wire ropes for ships and includes zinc coated steel wire ropes for ships and includes ropes for standing rigging, cargo lashings, moorings, ropes for standing rigging, cargo lashings, moorings, towing and certain types of cargo handling gear. It towing and certain types of cargo handling gear. It is for use i

is for use in conjuncn conjunction with Pation with Partrt 1.1.

NOTE

NOTE 11 InformInformation ation to be to be supplisupplied by ed by the puthe purchasrchaser on ter on thehe enquiry and order is g

enquiry and order is given in Appendix F iven in Appendix F of BSof BS 302-1:1987.302-1:1987. NOTE

NOTE 22 The tThe titles itles of the of the publicpublicationations refers referred tred to in to in thishis standard are listed on the inside back cover.

standard are listed on the inside back cover.

2 Definitions

For the purpo

For the purposes of this Part of BSses of this Part of BS 302, the302, the defini

definitions givtions given in BSen in BS 302-1 apply302-1 apply..

3 Compliance

Ropes in accor

Ropes in accordance with BSdance with BS 302-3 shall com302-3 shall complyply with this Pa

with this Part and with Brt and with BSS 302-1.302-1.

4 Wire rope constructions and sizes

Constructions and size ranges shall be as given in Constructions and size ranges shall be as given in Table 1.

Table 1.

NOTE

NOTE In the In the absencabsence of a pre of a precise inecise indicatdication by ion by the purthe purchaserchaser on the enquiry and order, the choice of construction within a on the enquiry and order, the choice of construction within a group is at the discretion of the supplier.

group is at the discretion of the supplier.

5 Material

5.1 Wire 5.1 Wire 5.1.1

5.1.1 General.General. The wire used for the manufacture of The wire used for the manufacture of wire ropes specified in this Part, as shown in

wire ropes specified in this Part, as shown in Table 1, shall comply with sections one and two of Table 1, shall comply with sections one and two of BS

BS 2763:192763:1982. The mechanic82. The mechanical tests shall beal tests shall be confined to the tensile strength and torsion confined to the tensile strength and torsion requirements.

requirements. 5.1.2

5.1.2 Wire finish.Wire finish. The wire shall be zinc coated The wire shall be zinc coated accor

according to BSding to BS 2763. The zinc coati2763. The zinc coating shall beng shall be class

class Z or Z or class class A.A.

NOTE

NOTE It wilIt will need l need to be sto be stated tated by the by the purchapurchaser on ser on the enqthe enquiryuiry and order if class A is required, otherwise class Z will be supplied. and order if class A is required, otherwise class Z will be supplied.

5.1.3

5.1.3 Tensile grade of wires.Tensile grade of wires. The tensile grade of the The tensile grade of the wires, other than the king wires, shall

wires, other than the king wires, shall b

bee 11 442200 NN//mmmm22 1)1) orr 1 o 1 557700 NN//mmmm22 tensile grades, tensile grades, as indicated in Table 2 to Tab

as indicated in Table 2 to Tab le 6 except in the casele 6 except in the case o

off 33 mmm m ttoo 77 mmm m ddiiaammeetteerr 66 ×× 112 2 aanndd 66 ×× 1199 con

construstructictions ons whiwhich sch shall hall bebe 11 770770 N/mN/mmm22 tensile tensile grade.

grade.

Table 1 — Wire rope constructions and sizes Table 1 — Wire rope constructions and sizes

1) 1)_{1 N/mm}_{1 N/mm}22_{= 1 MPa.}_{= 1 MPa.} Rope Rope group group D

Deessccrriippttiioonn SSiizze e rraannggee (diameter) (diameter) Typical construction Typical construction mm mm

Ropes with steel Ropes with steel wire main core wire main core

7

7 × × 77 UUp p tto o sseevveen n oouutteer r wwiirrees s iin n aa strand. One layer of wires over strand. One layer of wires over a king wire.

a king wire.

1

12 2 tto o 2288 6 6 × × 7 7 ((66//11) ) WWSSCC

7

7 × 1× 199 8 t8 to o 112 2 ooututeer r wwiirrees is in a n a sstrtranandd.. Two layers of wires over a king Two layers of wires over a king wire.

wire.

3

32 2 tto o 4488 6 6 × × 119 9 ((1122//66//11) ) WWSSCC

Ropes with fibre Ropes with fibre main core

main core

6

6 × 1× 122 8 t8 to o 115 5 ooututeer r wwiirrees is in a n a sstrtranandd.. One layer of wires over a fibre One layer of wires over a fibre strand core.

strand core.

3

3 tto o 1166 6 6 × × 112 2 ((1122//FFiibbrree) ) FFCC

6

6 × 2× 244 112 t2 to o 115 5 oouutteer r wwiirrees s iin an a strand. Two layers of wires strand. Two layers of wires over a fibre strand core. over a fibre strand core.

8

8 tto o 4400 6 6 × × 224 4 ((1155//99//FFiibbrree) ) FFCC 6 × 24 (12/12 Fibre) FC 6 × 24 (12/12 Fibre) FC

6

6 × 1× 199 8 t8 to o 112 2 ooututeer r wwiirrees s iin a n a ssttrraannd.d. Two layers of wires over a king Two layers of wires over a king wire. wire. 3 3 tto o 2244 6 6 × × 119 9 ((1122//66//11) ) FFCC 6 × 19 (9/9/1) FC 6 × 19 (9/9/1) FC 6

6 × 3× 377 114 t4 to o 118 8 oouutteer r wwiirrees s iin an a strand. Three layers of wires strand. Three layers of wires over a king wire.

over a king wire.

2 20 0 tto o 7722 6 6 × × 337 7 ((1188//1122//66//11) ) FFCC s s e e d d C C o o p p y y : : l l b b o o c c v v z z r r l l b b o o c c v v z z r r , , U U n n i i v v e e

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BS

BS 30

302-

2-3:1

3:198

987

7

2

2 © BSI 03-1999© BSI 03-1999 5.2 Rope main core

5.2 Rope main core

The main core of the rope shall be of

The main core of the rope shall be of fibre or steel asfibre or steel as specified in Table 1. Where a steel core is used it specified in Table 1. Where a steel core is used it shall be a wire strand (WSC) of the same

shall be a wire strand (WSC) of the same

construction as the outer strands. Fibre cores (FC) construction as the outer strands. Fibre cores (FC) shall comply with

shall comply with 3.23.2 of BS of BS 302302-1:1-1:1987987..

6 Direction of lay

Ropes shall be right-hand ordinary lay. Ropes shall be right-hand ordinary lay.

7 Lubrication

Fibre main cores shall be treated and the wires of Fibre main cores shall be treated and the wires of the rope shall be coated with a lubricant complying the rope shall be coated with a lubricant complying with

with 3.33.3 of BS of BS 302302-1:-1:19871987..

8 Minimum breaking load

The minimum breaking loads shall be as given in The minimum breaking loads shall be as given in Table 2 to Table 6.

Table 2 to Table 6.

NOTE

NOTE For guiFor guidance, dance, these tthese tables aables also givlso give approe approximatximate massee massess of ropes, calculated as in

of ropes, calculated as in C.2C.2 of BS of BS 302-1302-1:198:1987.7.

Table 2 — Construction groups with steel core Table 2 — Construction groups with steel core

Nominal Nominal diameter diameter

M

Miinniimmuum m bbrreeaakkiinng g ffoorrccee MMiinniimmuum m bbrreeaakkiinng g llooaadd AApppprrooxxiimmaatte e mmaassss 1 1 420 420 N/mN/mmm22 tensile grade tensile grade 1 1 570 570 N/mN/mmm22 tensile grade tensile grade 1 1 420 420 N/mN/mmm22 tensile grade tensile grade 1 1 570 570 N/mN/mmm22 tensile grade tensile grade mm mm 7 × 7 (6/1) 7 × 7 (6/1) group group 12 12 14 14 16 16 18 18 20 20 22 22 24 24 26 26 28 28 7 × 19 7 × 19 group group 32 32 36 36 40 40 44 44 48 48 kN kN 73.4 73.4 99.9 99.9 131 131 165 165 204 204 247 247 294 294 345 345 400 400 483 483 611 611 754 754 913 913 1 1 008866 kN kN 81.2 81.2 110 110 144 144 183 183 225 225 273 273 325 325 381 381 442 442 534 534 676 676 834 834 1 009 1 009 1 1 220011 tt 7.48 7.48 10.2 10.2 13.4 13.4 16.8 16.8 20.8 20.8 25.2 25.2 30.0 30.0 35.2 35.2 40.8 40.8 49.2 49.2 62.3 62.3 76.9 76.9 93.1 93.1 111 111 tt 8.28 8.28 11.2 11.2 14.7 14.7 18.7 18.7 22.9 22.9 27.8 27.8 33.1 33.1 38.8 38.8 45.1 45.1 54.4 54.4 68.9 68.9 85.0 85.0 103 103 122 122 kg/100 m kg/100 m 54.9 54.9 74.7 74.7 97.5 97.5 123 123 152 152 184 184 219 219 258 258 299 299 390 390 494 494 610 610 738 738 878 878 i i c c e e

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Table 3 — 6

Table 3 — 6 ×× 12 construction group with fibre cores 12 construction group with fibre cores

M

Miinniimmuum m bbrreeaakkiinng g ffoorrccee MMiinniimmuum m bbrreeaakkiinng g llooaadd AApppprrooxxiimmaattee mass mass 1 1 420 420 N/mN/mmm22 tensile grade tensile grade 1 1 570 570 N/mN/mmm22 tensile grade tensile grade 1 1 770 770 N/mN/mmm22 tensile tensile grade grade 1 1 420 420 N/mN/mmm22 tensile tensile grade grade 1 1 570 570 N/mN/mmm22 tensile grade tensile grade 1 1 770 770 N/mN/mmm22 tensile grade tensile grade mm mm 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 12 12 14 14 16 16 kN kN — — — — — — — — — — 19.0 19.0 24.0 24.0 29.7 29.7 42.7 42.7 58.2 58.2 76.0 76.0 kN kN — — — — — — — — — — 21.0 21.0 26.6 26.6 32.8 32.8 47.3 47.3 64.3 64.3 84.0 84.0 kN kN 3.33 3.33 5.92 5.92 9.25 9.25 13.3 13.3 18.1 18.1 — — — — — — — — — — — — tt — — — — — — — — — — 1.94 1.94 2.45 2.45 3.03 3.03 4.35 4.35 5.93 5.93 7.75 7.75 tt — — — — — — — — — — 2.14 2.14 2.71 2.71 3.34 3.34 4.82 4.82 6.55 6.55 8.56 8.56 tt 0.34 0.34 0.60 0.60 0.94 0.94 1.36 1.36 1.85 1.85 — — — — — — — — — — — — Kg/100 m Kg/100 m 2.26 2.26 4.02 4.02 6.28 6.28 9.04 9.04 12.3 12.3 16.1 16.1 20.3 20.3 25.1 25.1 36.1 36.1 49.2 49.2 64.3 64.3 s s e e d d C C o o p p y y : : l l b b o o c c v v z z r r l l b b o o c c v v z z r r , , U U n n i i v v e e

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BS

BS 30

302-

2-3:1

3:198

987

7

4

Table 4 — 6 ×× 24 construction group with fibre cores 24 construction group with fibre cores

M

Miinniimmuum m bbrreeaakkiinng g ffoorrccee MMiinniimmuum m bbrreeaakkiinng g llooaadd AApppprrooxxiimmaattee mass mass 1 1 420 420 N/mN/mmm22 tensile grade tensile grade 1 1 570 570 N/mN/mmm22 tensile grade tensile grade 1 1 420 420 N/mN/mmm22 tensile grade tensile grade 1 1 570 570 N/mN/mmm22 tensile grade tensile grade mm mm 8 8 9 9 10 10 11 11 12 12 13 13 14 14 16 16 18 18 19 19 20 20 22 22 24 24 26 26 28 28 32 32 35 35 36 36 38 38 40 40 kN kN 25.4 25.4 32.2 32.2 39.8 39.8 48.1 48.1 57.3 57.3 67.2 67.2 77.9 77.9 102 102 129 129 144 144 159 159 192 192 229 229 269 269 312 312 407 407 487 487 515 515 574 574 636 636 kN kN 28.1 28.1 35.6 35.6 44.0 44.0 53.2 53.2 63.3 63.3 74.3 74.3 86.2 86.2 113 113 142 142 159 159 176 176 213 213 253 253 297 297 345 345 450 450 539 539 570 570 635 635 703 703 tt 2.59 2.59 3.28 3.28 4.06 4.06 4.90 4.90 5.84 5.84 6.85 6.85 7.94 7.94 10.4 10.4 13.1 13.1 14.7 14.7 16.2 16.2 19.6 19.6 23.3 23.3 27.4 27.4 31.8 31.8 41.5 41.5 49.6 49.6 52.5 52.5 58.5 58.5 64.8 64.8 tt 2.86 2.86 3.63 3.63 4.49 4.49 5.42 5.42 6.45 6.45 7.57 7.57 8.79 8.79 11.5 11.5 14.5 14.5 16.2 16.2 17.9 17.9 21.7 21.7 25.8 25.8 30.3 30.3 35.2 35.2 45.9 45.9 54.9 54.9 58.1 58.1 64.7 64.7 71.7 71.7 kg/100 m kg/100 m 19.7 19.7 24.9 24.9 30.8 30.8 37.3 37.3 44.4 44.4 52.1 52.1 60.4 60.4 78.8 78.8 99.8 99.8 111 111 123 123 149 149 177 177 208 208 241 241 315 315 377 377 399 399 445 445 493 493 i i c c e e

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Table 5 — 6

Table 5 — 6 ×× 19 construction group with fibre main core 19 construction group with fibre main core

M

Miinniimmuum m bbrreeaakkiinng g ffoorrccee MMiinniimmuum m bbrreeaakkiinng g llooaadd AApppprrooxxiimmaattee mass mass 1 1 420 420 N/mN/mmm22 tensile grade tensile grade 1 1 770 770 N/mN/mmm22 tensile grade tensile grade 1 1 420 420 N/mN/mmm22 tensile grade tensile grade 1 1 770 770 N/mN/mmm22 tensile grade tensile grade mm mm 3 3 4 4 5 5 6 6 7 7 8 8 10 10 12 12 14 14 16 16 18 18 20 20 22 22 24 24 kN kN — — — — — — — — — — 27.9 27.9 43.6 43.6 62.8 62.8 85.4 85.4 112 112 141 141 174 174 211 211 251 251 kN kN 4.89 4.89 8.69 8.69 13.6 13.6 19.6 19.6 26.6 26.6 — — — — — — — — — — — — — — — — — — tt — — — — — — — — — — 2.84 2.84 4.44 4.44 6.40 6.40 8.71 8.71 11.4 11.4 14.4 14.4 17.7 17.7 21.5 21.5 25.6 25.6 tt 0.50 0.50 0.89 0.89 1.39 1.39 2.0 2.0 2.71 2.71 — — — — — — — — — — — — — — — — — — kg/100 m kg/100 m 3.1 3.1 5.5 5.5 8.6 8.6 12.5 12.5 17.0 17.0 22.1 22.1 34.6 34.6 49.8 49.8 67.8 67.8 88.6 88.6 112 112 138 138 167 167 199 199 s s e e d d C C o o p p y y : : l l b b o o c c v v z z r r l l b b o o c c v v z z r r , , U U n n i i v v e e

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BS

BS 30

302-

2-3:1

3:198

987

7

6

Table 6 — 6 ×× 37 construction group with fibre main core 37 construction group with fibre main core

M

Miinniimmuum m bbrreeaakkiinng g ffoorrccee MMiinniimmuum m bbrreeaakkiinng g llooaadd AApppprrooxxiimmaattee mass mass 1 1 420 420 N/mN/mmm22 tensile grade tensile grade 1 1 570 570 N/mN/mmm22 tensile grade tensile grade 1 1 420 420 N/mN/mmm22 tensile grade tensile grade 1 1 570 570 N/mN/mmm22 tensile grade tensile grade mm mm 20 20 22 22 24 24 26 26 28 28 32 32 36 36 40 40 44 44 48 48 52 52 56 56 60 60 64 64 68 68 72 72 kN kN 168 168 203 203 241 241 283 283 328 328 429 429 543 543 670 670 811 811 965 965 1 1 113333 1 1 331144 1 1 550088 1 1 771166 1 1 993377 2 2 117722 kN kN 185 185 224 224 267 267 313 313 363 363 474 474 600 600 741 741 897 897 1 1 006677 1 1 225522 1 1 445522 1 1 666677 1 1 889977 2 2 114422 2 2 440011 tt 17.1 17.1 20.7 20.7 24.6 24.6 28.8 28.8 33.4 33.4 43.7 43.7 55.4 55.4 68.3 68.3 82.7 82.7 98.4 98.4 115 115 134 134 154 154 175 175 197 197 221 221 tt 18.9 18.9 22.8 22.8 27.2 27.2 31.9 31.9 37.0 37.0 48.3 48.3 61.2 61.2 75.5 75.5 91.4 91.4 109 109 128 128 148 148 170 170 193 193 218 218 245 245 kg/100 m kg/100 m 138 138 167 167 199 199 234 234 271 271 354 354 448 448 554 554 670 670 797 797 936 936 1 1 008855 1 1 224466 1 1 441177 1 1 660000 1 1 779944 i i c c e e

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Publications referred to

BS 2763,

BS 2763, Specification for round carbon steel wire for wire ropes.Specification for round carbon steel wire for wire ropes. BS 5750,

BS 5750, Quality systemsQuality systems2)2).. BS 5750-2,

BS 5750-2, Specification for manufacture and installation.Specification for manufacture and installation. BS 6570,

BS 6570, Code of practice for the selection, care and maintenance of steel wire ropesCode of practice for the selection, care and maintenance of steel wire ropes2)2).. ISO 2408,

ISO 2408, Steel wire ropes for general purposes — Steel wire ropes for general purposes — CharacteristicsCharacteristics2)2).. ISO 4344,

ISO 4344, Steel wire ropes for liftsSteel wire ropes for lifts2)2)..

2)

2)_{Referred to in the foreword only.}_{Referred to in the foreword only.}

s s e e d d C C o o p p y y : : l l b b o o c c v v z z r r l l b b o o c c v v z z r r , , U U n n i i v v e e

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BSI BSI

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presensents the UK ts the UK view on standaview on standards in Europrds in Europe e and at the and at the inteinternarnationtional level. It al level. It isis incorp

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i i c c e e

BS 302-3 Stranded steel wire ropes.pdf

British Standard

British Standard

A single copy of this British Standard is licensed to

A single copy of this British Standard is licensed to

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23 March 2004

23 March 2004

This is an uncontrolled copy. Ensure use of the most

This is an uncontrolled copy. Ensure use of the most

current version of this document by searching British

current version of this document by searching British

Standards Online at bsonline.techindex.co.uk

Stranded steel wire

Stranded steel wire

ropes —

ropes —

Part 3: Specification for zinc coated

Part 3: Specification for zinc coated

ropes for ships

ropes for ships

BS

BS 30

302-

2-3:1

3:198

987

7

Committees responsible for this

Committees responsible for this

British Standard

British Standard

Contents

Contents

BS 302-3:1987

BS 302-3:1987

Foreword

Foreword

1 Scope

1 Scope

2 Definitions

2 Definitions

3 Compliance

3 Compliance

4 Wire rope constructions and sizes

4 Wire rope constructions and sizes

5 Material

5 Material

BS

BS 30

302-

2-3:1

3:198

987

7

6 Direction of lay

6 Direction of lay

7 Lubrication

7 Lubrication

8 Minimum breaking load

8 Minimum breaking load

BS

BS 30

302-

2-3:1

3:198

987

7

BS

BS 30

302-

2-3:1

3:198

987

7

Publications referred to

Publications referred to

BSI Ð British Standards Institution

BSI Ð British Standards Institution