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इंटरनेट मानक Disclosure to Promote the Right To Information Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. “जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ” Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru “The Right to Information, The Right to Live” “Step Out From the Old to the New” IS 1410 (2001): Textile - Coir Ropes [TXD 9: Cordage] “!ान $ एक न’ भारत का +नम-ण” Satyanarayan Gangaram Pitroda ““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee”” “!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै” Bhartṛhari—Nītiśatakam “Knowledge is such a treasure which cannot be stolen” Is 1410:2001 Indian Standard TEXTILES — COIR ROPES —’SPECIFICATION ( Third Revision) ICS 59.060.10; 59.080.50 0 BIS 2001 BUREAU OF INDIAN STANDARDS MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI 110002 July 2001 Price Group 2 C’ord;.I:lCScctionu] Cmnmittw, TX 09 “This Jndian Stallclard (“1’bird Revision) was adopted by the Bureau of [ndian Standards, afkr the draft finalized h) IIIC(’ordage Sectional Committee had been approved by the Textile Division Council, Tl]i\ standurd was originally published in 1959 andsubsequently revised in 1973 and 1983.The prcseot revision h~isbeen mwk in the light of the expel-icncc gained since its second revision and incorporate the following L’llall!JL’s: aJ Grading system has been removed. t}) The toiuancc on diameter has been spcciflcd. c) Linear density for oily rope has been removed. ci) Rcquircmcnts of’No. of yarns/strand and linear density given in TabIcs 1,2 and 3 have been moditicd. [[jr the purpose of deciding whether a particular rcquircmcnt of this standard is complied with, tbc final value, obscr~ c(iorcalculated, expressing the result of atest, shall be rounded off’in accordance with 1S2 : 1960 ‘Rules ii~rrounding offnumcrica[ va]ues (revised)’. The number of significant places retained in the rounded off value should bc tbc same as that of the spccificd value in this standard. Is 1410:2001 Indian Standard TEXTILES — COIR ROPES — SPECIFICATION ( ThirdRevision) 1SCOPE 4ATMOSPHERIC CONDITIONS FOR TESTING 1.1 This standard prescribes the requirements of the Thetestsshallnormally becarried outunderprevailing following types of coir ropes: atmospheric conditions. However, incase of dispute, test shall be carried out on samples which have been a) Hawser-laid coir ropes of diameter 8to 176 conditioned for 48 hours in standard atmosphere at mm and with a linear density from 36 to 65 + 2 percent relative humidity and 27 + 2°C 15720 ktex; temperature (see1S196).Wherepracticable, testsshall b) Shroud-laid coir ropes ofdiameter 24 to 176 be made in the standard atmospheric conditions; mm and with a linear density from 321 to otherwise, the tests shall be made as quickly as 17170 ktex; and possible, but not exceeding 15minutes, ofremoval of c) Cable-laid coir ropes of diameter 48 to 176 the test pieces from the conditioriing atmosphere. mm and with a linear density from 1010 to 13335 ktex. 5MANUFACTURE 1.2 This standard does not cover ropes intended for 5.1 Coir Fibre use for lifting purposes. The fibre used inthe manufacture of ropes shall be coir, true to its type and shall be unadulterated and 2 REFERENCES free from siliceous matter and shorts. The fibre shall The following standards contain provisions which be ofthe good quality, fineness and colour necessary through reference in this text, constitute provision of to produce ropes having the characteristics specified this standard. At the time of publication, the editions inTables 1to 3. indicated were valid. All standards are subject to 5.2Yarn revision, and parties to agreements based on this standard are encouraged to investigate the possibility The yam shall be well and evenly spun. of applying the most recent editions of the standards NOTE—AHcoiryarnsaretwo-foldbeingformedbytwisting indicated below: togethertwosinglelooselytwistedthread.Theyareallhand-made. IS No. Title 5.3 Strand 2:1960 Rules for rou n ding off numerical values (revised Strandofropeshallbewellformed, freetlom grooves, 196:1966 Atmospheric conditions fortesting kinks and-sunkenyams and each strand shall contain (revised) an equal number of yams. The number of yarns in 3256:1980 Codeforinlandpackaging ofropes each strand shall be as specfied in Tables 1to 3.l%e and cordages (jlrst revision) strand shall have S-lay. 3871:1996 Textiles — Fibre ropes and cord- 5.4 Ropes age — Glossary of terms (second revision) The ropes shallbewell laid and free from defects and 4145:1987 Codeofpracticeforstorageofropes each coil shall be continuous throughout its length @st rmision) and shall not contain loose ends, splices or joints in 4575:1983 Code for handling of fibre ropes the strands or in the rope. The number of strands in (second revision) theropeandthelayofrope,unlessotherwise specified, 7071 Ropesandcordages—Methods of shall be asunden (Parts 1to 3) : physical test @st revision) 1989 Construction Number ofStrands Lay of Rope 7071 Methods ofphysical test for ropes (see Fig.1) (Part 4): 1986 andcordages —Breaking loadand Hawser-laid 3 Z-lay elongation at break Shroud-laid 4 Z-lay 3 TERMINOLOGY Cable-laid 9 (with 3 primary Z-lay for ropes twisted primary rope and For the purpose ofthis standard, thedefinitions given together) S-lay for final rope inIS 3871 shall apply. 1 . Is 1410:2001 HAWSER LAID(3-STRANDS) SHROUD-LAID(4-STRANDS) CABLE-LAID(9-STRANDS) FIG. 1STRANDS INCOIR ROPE Table 1 Requirements of Coir Ropes Table 2 Requirements of Coir Ropes Hawser-Laid (3-Strands) Shroud-Laid (4-Strands) (Clauses 5.1,5 .3,6.1,6.4 and6.5) (Clauses 5.1,5 .3,6.1,6.4 and 6.5) Nominal Noof Linear Breaking Strength, Nominal No of Linear Breaking Strength, Diameter Yarns/ Density Mits Diameter Yarns/ Density Min Strands, l-fits ktex(g/m) kN(kgf)lJ mm Strands, Min ktex(glm) kN(kgf)]) (1) (2) (3) (4) (1) (2) (3) (4) 8 2 36 0.931 (95) 24 3 321 5.788 (590) 10 3 55 1.519 (155) 28 4 428 7.760 (790) 12 3 70 1.961 (200) 32 5 564 10.448 (1065) 36 6 697 13.096 (1335) 14 4 75 2.452 (250) 40 8 877 17.020 (1735) 16 4 I00 3.139 (320) 48 9 1285 23.152 (2360) 20 5 162 4.905 (500) 56 12 1695 30.116 (3070) 24 6 224 6.670 (680) 64 16 2265 41.398 (4220) 28 7 301 8.888 (905) 72 20 2810 52.680 (5370) 32 8 393 12.458 (1270) 80 25 3350 62.490 (6370) 36 9 498 13.342 (1360) 88 30 4290 75.390 (7685) 40 10 620 19.522 (1990) 96 35 5120 90.301 (9205) 48 12 888 26.585 (2710) I04 42 5965 104.967 (10700) 56 16 1225 35.463 (3615) 112 48 6790 120.761 (12310) 64 21 1560 49.736 (5070) 120 55 7915 141.509 (14425) 128 63 9050 159.020 (16210) 72 27 2015 60.332 (6 150) 136 71 10145 179.032 (18250) 80 33 2490 78.186 (7970) 144 80 10735 201.056 (20495) 88 40 3050 87.652 (8935) 152 89 12320 224.796 (22915) 96 48 3585 106.438 (10850) 160 99 13405 248.144 (25295) 104 56 4255 110.853 (11300) 168 108 15290 273.512 (27890) 112 65 4875 141.902 (14465) 176 119 17170 301.608 (30745) 120 75 5600 160.590 (16370) Tole- — — l5per- — 128 85 8290 199.045 (20290) rance east 136 96 9290 205.912 (20990) Method IS707I Is 7071 Is 7071 144 108 9830 241.424 (24610) ofTest(Parts Ito3) (Parts 1to3) (Part4) 152 120 11280 257.267 (26225) 01 kN=101.97kgfapproximately. 160 133 12275 312.645 (31870) 168 147 14010 314.508 (32060) 5.5 Lubrication 176 161 15720 346.636 (35335) Weighting or loading material shall not be used. For Tote- — — +5per- — thepurpose ofdressing the fibre orforpreservation of mnee cent the rope, a lubricant shall be added. The quantity of Method IS7071 Is 7071 Is 7071 dressingmaterial appliedtothefibre,when determined ofTest (Parts 1to3) (Parts 1to3) (Part4) by extraction with petroleum ether or other suitable 1)IkN=101.97kgfapproximately. solvent, shall be not less than 10 nor more than 15 percent calculated on the mass of the finished rope. 2 -— ..— 1s 1410:2001 Table 3 Requirements of Coir Ropes 6.4 The diameter of the rope shall not be less than Cable-Laid (9-Strands) that specified inTables 1to 3and shall not exceed by (Clauses 5.1, 5.3,6.1,6.4 and 6.5) more than the following tolerances : Nominal No of Linear Breaking Strength, Diameter, mm Tolerance, mm Diameter Yarns/ Density Min Under 24 +1 Strands, Min ktex(g/m) kN(kgt)]) 24 and under 48 +2 (1) (2) (3) (4) 48 3 1010 15.058 (1535) 48 and under 64 +3 56 5 1360 20.454 (2085) 64 and under 96 +4 64 6 1770 26.388 (2690) 72 7 2240 33.894 (3455) 96 and above +5 80 8 2760 41,398 (4220) 88 10 3340 50.325 (5130) 6.5 Other Requirements 96 12 3945 60.332 (6150) 104 14 4630 69.749 (7110) The Hawser-laid coir ropes shall conform to the 112 16 5410 81.717 (8330) requirements ofTable 1,Shroud-laid coir ropes tothe 120 19 6190 93.195 (9500) 128 21 7070 105.654 (10770) requirements of Table 2 and Cable-1aid coir ropes to 136 24 7990 120.123 (12245) therequirements ofTable3,whentested inaccordance 144 27 8945 135.035 (13765) with methods given in IS 7071 (Parts 1to 3) and 152 30 10445 150.485 (15340) 160 33 11060 166.47-6 (16970) IS 7071 (Part 4). 168 37 12200 181.926 (18545) 176 40 13335 199.339 (20320) 7 FINISH Tole- — 45per — Unlessspecifically required bythebuyer, nocolouring rance cent agent shall be used. Weighting or loading material Method IS7071 Is 7071 Is 7071 shall not be used. All ends shall be securely whipped ofTest(Parts Ito3) (Parts 1to3) (Part4) or marled. l)IkN=IO].97kgfapproximately. 8 IDENTIFICATION Ropesshallbemarked forthepurpose ofidentification 6 REQUIREMENTS asagreed to between the buyer and the seller. 6.1 Mass 9 PACKING The net mass of the coils of rope in a lot when determined in accordance with the method given in Unless otherwise specified, ropes shall be packed as IS7071(Parts 1to 3) shall not diff e r bymore than+ 5 specified in IS 3256. percent from the mass of the coils as calculated from the linear density asgiven inTables 1to 3and length 10 MARKING of the coils. 10.1 Each coil shall have atboth ends labels securely attached on which the following shall be marked: 6.2 Pitch a) Manufacturer’s name or trade-mark, The pitch of rope when determined by the method given in IS 7071 (Parts 1to 3) shall conform to the b) Length of rope in the coil, following requirements : c) Diameter of the rope, and d) Any other marking required by the buyer. Construction Pitch X Diameter of Rope Hawser-laid Between 2.5 D and 3.7 D 10.2 BIS Certification Marking Shroud-laid Between 2.7 D and 3.5 D Eachcoilmayalsobemarked withthe Standard Mark. Cable-laid Between 2.2 D and 3.2 D where Disthe diameter of the rope. 10.2.1 The use of the Standard Mark is governed by the provision of the Bureau of Indian Standarh Act, 6.3 Length of Coils 1986andRulesandRegulations madethereunder. The detailsof conditions under which the licence for use The length of rope in each coil shall not be less than ofthe Standard Markmaybe granted tomanufactures 220 morasagreed tobetween thebuyer andtheseller. or producers may be obtained from the Bureau of Length ofcoilshallbedetermined bythemethod given Indian Standards. in IS 7071 (Parts 1to 3). 3 Is 1410:2001 11 SAMPLIN-G AND CRITERIA FOR andNisthe sizeofthe lotexpressed asthe number of CONFORMITY coils. When S as calculated is not a whole number, round off the value in accordance with the require- 11.1 Lot ments ofIS2. IncaseSislessthan 1,draw one coil as The coils of rope of the same type linear density and sample. dimensions, manufactured under similar conditions 11.4 Forevaluating thelength,diameter, lineardensity, and delivered to abuyer against adespatch note shall breaking load and pitch, the number of coils selected constitute a lot. according to 11.3 shall constitute the test sample. 11.2 The conformity ofthe lotshall bedetermined on 11.5 For evaluating the net mass of the lot, all the the basis of tests carried out on the samples selected coils in the lot shall constitute the test sample. from it. 11.6 Criteria for Conformity 11.3 Sample Size The lot shall be declared conforming to this standard Sampling shall be asrepresentative aspossible ofthe ifthe conditions given below are satisfied: lotsubjected to the measurements andtests. Draw the samples atrandom atthe rate shown by the following a) The length of each coil selected as sample is formula: not less than the specified/declared length, and s = o.4fi b) The average values of the test results in respect of other requirements conform to the where Sisthe number ofcoilstobeselected assample requirements specified in the standard, , 4 Bureau of Indian Standards B1S is a statutory institution established under the Bureau of Indian Standards Act, 1986 to promote harmonious development of the activities of standardization, marking and quality certification of goods and attending to connected matters in the country. Copyright 131Shas the copyright of al! its publications. No part of these publications may be reproduced in any form without the prior permission in writing of BIS. This does not preclude the free use, in the course of implementing the standard, of necessary details, such as -symbols and sizes, type or grade designations. Enquiries relating to copyright be addressed to the Director (Publications), BIS. !leview of-Indian Standards .4mendmel~ts are issued to standards asthe need arises on the basis of comments. Standards are also reviewed periodically; a standard along with amendments isreaffirmed when such review indicates that no changes are needed; if the review indicates that changes are needed, it istaken up for revision. Users of Indian Standards should ascertain that they are inpossession ofthe latest amendments oredition byreferring tothe latest issue of ‘BIS Catalogue’ and ‘Standards: Monthly Additions’. This Indian Standard has been developed from Doc :No. TX 09 (0458). Amendments Issued Since Publication Amend No. Date of Issue TextAffected BUREAU OFINDIAN STANDARDS Headquarters : Manak Bhavan, 9 Bahadur Shah Zafar Marg, New Delhi 110002 Telegrams : Manaksanstha Telephones :3230131,3233375,3239402 (Common to allofllces) Regional Offices : Telephone Central Manak Bhavan, 9 Bahadur Shah Zafar Marg 3237617 NEW DELHI 110002 { 3233841 Eastern 1/14C.I.T. Scheme VII M,V. 1,P.Road, Kankurgachi 3378499,3378561 CALCUTTA 700054 { 3378626,3379120 Northern SCO 335-336, Sector 34-A, CHANDIGARH 160022 603843 602025 { Southern C. I.T. Campus, IV Cross Road, CHENNAI 600113 2541216,2541442 2542519,2541315 { Western Manakalaya, E9 MIDC, Marol, Andheri (East) ~83292 95,8327858 MUMBAI 400093 ~832”78 91,8327892 Branches : AHMEDABAD. BANGALORE. BHOPAL. BHUBANESHWAR. COIMBATORE. FARIDABAD. GHAZIABAD. GUWAHATI. HYDERABAD. JAIPUR. KANPUR. LUCKNOW.NAGPUR.NALAGARH.PATNA.PUNE.RAJKOT.THIRUVANANTHAPURAM. Pmtecl atPrabhatOffsetPcess ,DaIyaGaul, New Delhi-2