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. IS13154:1991 F?aT;T qtet %f% @ET?, WrnTti @ TTFC fzw3 * ZTFC d@ fkf%fk ST& u I.. Indian Standard.. AUTOMOTIVE VEHICLES TYRES.FQR AGRICULTUItAL.TRACTORS \IMPLEMENTS j AND POWERiTILLERS _I SPECIFICATION UDC 629 11 012 5 : 631 372 Q BIS 1991 BUREAU OF IN,DIAN STANDARDS MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI 110002 October 1991 Price Group 3
Automotive Tyres, Tubes and Rims Sectional Committee, TED 7 FOREWORD This Indian Standard was adopted by the Bureau of Indian Standards, after the draft finalized by the Automotive Tyres, Tubes and Rims Sectional Committee had been approved by the Transport Engineering Division Council. For the pvrposc of deciding whether a particular requirement of this standard is complied with the final value, observed or calculated, expressing the result of a test or analysis, shall be rounded off in accordance with IS 2 : 1960 Rules for rounding off numerical values ( revised ). The number of significant places retained in the rounded off value should be the same as that of the specified value in this standard.
1 SCOPE IS 13154:1991 Indian Standard AUTOMOTIVEVEHICLES TYRESFOR AGRICULTURALTRACTORSIMPLEMENTS AND POWERTILLERS SPECIFICATION This standard specifies the dimensions and general requirements of tyres of diagonal ply construction for agricultural tractors, implements and power tillers. 2 REFERENCES The following Indian Standards are necessary adjuncts to this standard. IS No. 3400 ( Part 1 ) : 1987 9081 : 1985 10694 ( Part 6 ) : 1983 10914 ( Part 1 ) : 1991 10914 ( Part 5 ) : 1988 3 TERMS AND DEFINITIONS Title Method of test for vulcanized rubbers : Part 1 Tensile stress strain properties ( second revision ) Valves and accessories for tyre tubes General requirements for rims for automotive vehicles : Part 6 Rim for agricultural tractors, tillers and implements Automotive vehicles Pneumatic tyres : Part 1 Terms, definitions and nomenclature ( first revision ) Automotive vehiclespneumatic tyres : Part 5 Method of test for diagonal ply tyres Terms and definitions shall be as given in IS : 10914 ( Part 1 ) : 1991.4 DIMENSIONS,4.1 The dimensions of agricultural tractor drive wheel diagonal ply tyres shall be as given in Annex A 1. 4.2 The dimensions of agricultural tractor steering wheel diagonal ply tyres shall be as per Annex A2. 4.3 The dimensions of power tiller diagonal ply tyres shall be as per Annex A3..4.4 The dimensions of the tyres for tractor *drawn trailers and implements shall be as given in Annex A4. 4.5 The measurement of dimensions given in 4.1 to 4.4 shall be carried out in accordance with IS 10914 (Part 5 ) : 1988..5 GENERAL REQUIREMENTS 5.1 The rim sizes shall be as given in Annex A5. For details of rims reference shall be made to IS 10694 ( Part 6 ) : 1983. 3.2 The tube valves shall be as given in Annexes Al to A4. For details of the valves reference 1 ihall be made to IS 9081 : 1985. 5 LOADS AND INFLATION PRESSURE 5.1 The load and inflation pressure of agricul :ural drive wheel tyres shall be as given in 4nnex Bl. 5.2 The load and inflation pressure of agricultural steering wheel tyres shall be as given in Annex B2. 6.3 The load and inflation pressure of power tiller tyres shall be as given in Annex B3. 6.4 The load and inflation pressure of tractor drawn trailer tyres shall be as given in Annex B4. 6.5 The load and inflation pressure of implement tyres shall be as given in Annex B5. 7 PHYSICAL PROPERTIES OF TREAD AND, SIDE WALL RUBBER Physical properties of tread and side wall rubber shall be as given below when tested at any approv :d laboratory as per IS 10914 ( Part 5 ) : 1988 : Tread Rubber Side Wall Rubber Minimum tensile strength 12 4 ( 126 ) 6 9 ( 70) MPa ( kgf/cm2 ) Minimum elongation 350% 300% 8 MARKING The tyre shall be permanently and legibly marked on the side wall with the following: a> Nominal size and designation; b) Ply rating ( PR >; Indication of source of manufacture; c> d) 4 Example : Manufacturer s code; Month of manufactureshall be given by first three letters of the month after the manufacturer s code and followed by the last two digits of the year; <xxxx JAN 91 + YEAR OF MANUFACTURE ( 1991 ) 3 ( JANUARY ) c MANUFACTURER S CODE
IS 13154 : 1991 f) One or more concentric groove on lower side walls reasonably above the rim flange top edge ( to assist in checking centralization of the tyre on rim >; g) and Special markings of identification or rim type, direction or rotation, other instructions, if applicable. ANNEX Al ( Clauses 4.1 and 5.2 > AGRICULTURAL TRACTORS DRIVE WHEEL TYRES DIAGONAL PLY GENERAL DATA : TYRE DIMENSIONS, RIM SIZES, TUBE VALVE Tyre Size Designation Measuring New Tyre Inflated Tyre in Service r h 7 Rim r,_h ~ r h 7 Existing Recom Design Min Max Design Min Max Max Max mended SW SW OW OD OD OD OW OD mm mm mm mm mm mm mm mm 8.3/S24 8.324 W. 7 211 205 224 995 983 1 010 228 1 018 8.31832 8.332 W. 7 211 205 224 1 195 1 184 1210 228 1218 11.2/1028 1 I.228 w. 10 284 275 301 1 205 1 190 1 225 307 1235 12.4/l l24 12.424 w. 11 315 306 334 1 160 1 143 1 182 340 1 193 12.411 l28 12.428 w. 11 315 306 334 1 260 1 244 1 282 340 1293 12.4/l l36 12.436 w. 11 315 306 334 1 465 1 448 1487 340 1 498 12.4/l 138 12.438 w. 11 315 306 334 1 515 1 499 1 537 340 1 548 13.611228 13.628 w. 12 345 335 366 1310 1 292 1 334 373 1 346 13.6/ 1238 13.638 w. 12 345 335 366 1 565 1 547 1 589 373 1 601 16.911428 16.928 w. 15L 429 416 455 1 435 1 413 1 461 463 1 478 16.9/ 1430 16.930 w. 15L 429 416 455 1 485 1 463 1 514 463 1 528 18.4/1530 18.430 W. 16L 467 453 495 1 550 1 526 1 582 504 1597 NOTES 1 Applies to regular tread type tyres for normal agricultural applications when mounted on the specified measuring rim. 2 Tube V&eTR. 21SA ( IS Code B 30563) for all. ( Dimensions details as per IS 9081 : 1985 ). 3 W. 14 may be used in case W.15 L is not available. sw Section Width ow Overall Width OD Overall Diameter ANNEX A2 ( Clauses 4.2 and 5.2 ) AGRICULTURAL TRACTORS STEERING WHEEL TY RES DIAGONAL PLY GENERAL DATA.: TYRE DIMENSION, RIM SIZES, TUBE VALVE Tyre Size Measuring New Tyre Inflated Tyre in Service Tube Valve Designation Rim ~ h A.7 A$ IS Code Design Min Max Design Min Max Max SW SW OW OD OD OD OW % (TR Ode) mm mm mm mm mm mm mm mm 4.0019 3.00 D 112 109 119 712 705 723 122 730 B 35557 5.5016 4.00 E 150 145 159 708 699 723 164 732 $%:557) (TR15) 6.0016 4.50 E 165 160 175 732 722 748 180 758 B 35557 ( TR 15 ) 6.0019 3.62 155 150 164 814 804 831 169 841 B 35457 (TR14) 6.5016 4.50 E 175 186 761 750 779 191 789 6.5020 5.00 F 180 175 191 868 857 886 196 897 B 35557 (TR15) B 35557 (TR 15) NOTES 1 Applies to Standard Ribbed Tread pattern tyres for normal agrlcuhural application& when mounted on the specified measuring rim. 2 Tube Valve : Details as per IS 9081 : 1985. 2
IS 13154 : 1991 ANNEX A3 ( Clauses 4.3 and 5.2 ) POWER TILLER TYRES DIAGONAL PLY GENERAL DATA : TYRE DIMENSIONS, RIM SIZES, TUBE VALVE Tyre Size Measuring New Tyre InJlated Tyre in Service Designation Rim ~_~~~ ~_,h~~~~~~~~~ r_h_7 Design Min Max Design Min Max Max Max SW SW OW OD OD OD OW OD mm mm mm mm mm mm mm mm 5.0014 3 00 D 134 130 142 631 623 645 146 653 6.0012 4 00 E 164 159 174 633 623 649 179 659 NOTES 1 Applies to regular tread pattern tyre for agricultural applications, when mounted on the specified measuring rim. 2 Tube Valve : TR I5 ( IS Code B 35557 ). Details as per IS 9081 : 1985. ANNEX AQ ( Clauses 4.4 and 5.2 ) IMPLEMENT NONTRACTION TYRE FOR TRACTORDRAWN TRAILERS AND TRACTION TYRES GENERAL DATA : TYRE DIMENSIONS, RIM SIZES, TUBE VALVE Tyre Size Measuring New Tyre Injated Tyre in Service Tube Valve Designation Rim r A ~ rhy ( Notes 1 Design Min Max Design Min Max Max Max IS Ref and 2 ) SW SW ow OD OD OD OW OD (TR) mm mm mm mm mm mm mm mm 7.5016 5.50 F WB 209 203 222 NonTraction Type & 7.5016 5.50 F WB 209 203 222 Traction Tw 9.001615 6.50 H 247 240 262 ( see Notes SDC 3 and 4 ) 9.00l 6 6 00 T 242 235 257 ( see Notes 3 and 4 ) 793 781 812 228 824 B 35557 (TR 15) 803 791 823 228 835 B 35557 (TR15) 865 851 888 269 902 AA 6582 itr76a) 865 851 888 264 902 NOTES 1 For 7.5016 10 PR tyres, 5.50 F Well Base H.D. ( Heavy Duty ) type wheel of adequate strength must be used. Consult wheel manufacturer to determine if the wheel is of sufficient strength for the intended tyre load/inflation pressure, not exceeding the load capacity given in Annex B4. 2 With a divided/sdc rim 5.50Ex 16 or 6.00G x 16 SDC ( see Annex A5 ), a flap shall be used. Flap not required with Well Base rim. 3 9.0016 tyre without the suffix /5 is intended for fitment to 6.00x 16T rimwheel and is not interchangeable with standard 9.00I6/5 TractorTrailer tyre &signed for fitment to SDC 6.50H x 16 rims. 4 A flap Code 16N is recommended for 9.0016/5 and 16M for 9.0016. 16M is also permitted for 9.0016/5. 5 Tube valves are detailed in IS 9081 : 1985. 3
IS 13154 : 1991 ANNEX A5 ( Clause 5.1 ) RIM COORDINATION RECOMMENDED AND PERMITTED RIMS Tyre Size Designation Traction Type Tyres ( Annex Al ) 8.324, 32 11.228 12.4 24, 28 12.436, 38 13.628, 38 16.928, 30 18.430 Steering Type Tyres ( Annex A2 ) 4.0019 5.5016 6.0016 6.00I 9 6.5016 6.5020 Power Tiller Tyres ( Annex A3 ) 5.0014 6.0012 Implement Tyres/Tractor Trailer ( Annex A4 ) 7.5016 9.001615 9.0016 Recommended Rim Permitted Rims w. 7 W. 6 w. 10, DW 10 w. 9 W. 11, DW 11 W. 10, DW 10 W. 11, DW 11 W. 10, DW 10 W. 12, DW 12 W. 11, DW 11 DW IO w. 15L w. 14L W. 16L W. 15L, DW 15, DW 16 3.00 D 4.00 E 4.50 E 3.62 4.50 E 5.00 F 3.00 D 4.5. 3.50 D 4.00 E 4.50 E 5.50 F W.B. or SD 6.50 E SDC 6.00 T t 4.50 E 4.00 E, 5.00 F 5.00 F, 4.00 E 5.50 F 5.50 F Divided 6.00G SDC NOTES 1 Recommendedrim is the rim which gives the best fitment of the tyre for all conditions and types of service. 2 Permitted rim is any rim, in addition to recommended, whose Etment can be permitted. A permitted rim size is not to be used for new design tractor or implement. Designwise permissibility of a tyre/wheel assembly are to be ascertained in consultation with the rim manufacturer and the tyre manufacturer. 3 Tyre SW or OW may increases or reduce by 5 mm for every 0.50 increase or reduction in ( nominal ) rim width code, relative to the recommended rim.
IS 13154 : 1992 Tyrc Size Designation (A_7 Existing ANNEX Bl ( Clause 6.1 ) AGRICULTURAL TRACTORS DRIVE WHEEL TYRES DIAGONAL PLY BASIC TYRE LOADS FOR A MAXIMUM SPEED 30 km/b : SINGLES Recom mended 8.31824 8.324 8.31832 8.332 11.2/1028 11.228 12.4/l l24 12.424 12.4/ 1 l28 12.428 12.411 l36 12.436 12.4/1138 12.438 13.6/1228 13.638 13.611238 13.628 16.9/1428 16.928 16.9/1430 16.930 18.4/1530 18.430 Maximum Tyre Load Capacity r L,,,_ 4PR 6PR 8PR 7 r_a_~ ra_7 ra~ kg kpa kg kpa kg kpa 625 715 900 945 1005 1135 1165 1100 2815 IOPR 160 160 130 110 110 110 110 100 810 920 1115 1200 1275 1440 1480 1430 1660 1840 1900 3180 12PR 240 240 180 160 160 130 130 220 1305 1510 1645 1910 2175 2245 NOTES 1 For ensuring the strengthwise suitability for the intended load and inflation pressure within the limits tabulated for the tyre size/pr, consult the rim/wheel mannufacturer. 2 When mounted implements are used on tractors, the load limits may be increased by 20% with no increase in inflation, if operatedat speeds not exceeding 16 kmph. 3 When used on industrial tractors or selfpropelled implements ( except hill side combines ) and operated within 8 kmph maximum the loads may be increased up to 30% with an increase in IP by 30 kpa. 4 For shipping purposes, tyre inration should be raised to 210 kps but adjusted to the operating inflation pressure before removing the tractor from the carrier. 3405 14PR 240 230 200 200 260 ANNEX B2 ( Clause 6.2 ) AGRICULTURAL TRACTORS STEERING WHEEL TYRES DIAGONAL PLY BASIC TYRE LOADS FOR A MAXIMUM SPEED 30 km/h Tyre Size Designation ~~_~~~~~~~~~ 4PR A_ Maximum Tyre Load Capacity ww_ r h,_ r kg kpa y kg kpa 4.0019 355 340 5.5016 425 250 525 370 6.0016 450 230 560 340 6.0019 510 230 640 340 6.5016 510 230 615 310 6.5020 600 230 725 310 NOTE Under frontend loader applications at speeds not exceeding 8 kmph, the above loads may be increased by 50% for the same inflation pressures. 6PR
IS 13154 : 1991 ANNEX B3 ( Clause 6.3 ) POWER TILLER TYRES DIAGONAL PLY BASIC TYRE LOADS FOR A MAXIMUM SPEED 16 km/h Tyre Size Maximum Tyrc Load Capacity Designation ~ h ~ 2PR 4PR r h_,,~ r h_~ kg kpa kg kpa 5.0014 210 110 295 200 6.00 I2 320 200 P.T. = Power Tiller. ANNEX B4 ( Chw 6.4 ) TYRES FOR TRACTORDRAWN TRAILERS DIAGONAL PLY BASIC TYRE LOADS FOR A MAXIMUM SPEED 30 km/h Tyre Size Maximum Tyre Load Capacity Designation ~~~~~~~~~~~~~~_A ~_~,,~ 7 8PR r_h_~ 1OPR rh_~ 16PR ph_ 7 kg kpa kg kpa kg kpa 7.5016 1 340 450 1 5101 5501 9.0016/5 2 260 690 NOTE This table is applicable for only the trailers operating with wide load variations ( fluctuating loads ) within the specified maximum basic tyre load and the stipulated speed. IHeavy duty rims are essential for 7.5016 tyres for any operation at or over 450 kpa inflation pressure: but SDC rims are preferred ( See Annex A5 ). Consult rim manufacturer to ensure that the rimwheel is strengthwise adequate for the intended loadlip even if within the above limits. ANNEX B5 ( Clause 6.5 ) TYRES FOR AGRICULTURAL IMPLEMENTS DIAGONAL PLY BASIC TYRE LOAD FOR A MAXIMUM SPEED 30 km/h Tyre Size Cold Inflation Maximum Tyre Designation PR Pressure kpa Load Capacity kg 7.5016 6 230 890 6
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