IS 1732 :‘l999Indian Standard ( Reaffirmed 1995 ) STEEL BARS,ROUND AND SQUARE FOR STRUCTURAL AND GENERAL ENGINEERING PURPOSES-DIMENSIONS ( Second Revision ) Fit Reprint NOVEMBER 1991 0 UDC 669.14-422.11:006.78 @ BIS 1989 BUREAU MANAK OF BHAVAN, INDIAN STANDARDS ZAFAR MARG 9 BAHADUR SHAH NEW DELHI 110002 December 1989 Price Group 1 the dimensions. This standard was first published in 1961. another revision of IS : 1732 was felt necessary. respectively. sectional area and mass of round and square bars were based on ISO/R 1035/I-1969 and ISO. In this revision. In its first revision in 1971 the dimensions. With the publication of these recommendations into IS0 Standards.‘R 1035/K1969. after the draft finalised by the Structural Sections Sectional Committee had been approved by the Civil Engineering Division Council. CEDC 8 FOREWORD This Indian Standard ( Second Revision ) was adopted by the Bureau of Indian Standards on 28 June 1989. Dimensions 5 mm and 6 mm both for the round and square bars have been retained version of the standard. from the earlier . sectional area and mass of round and square steel bars have been aligned with the ‘Preferred Sizes’ of IS0 1035/I-1980 ‘Hot rolled steel liars .Structural Sections Sectional Committee. Values of mass and sectional area of bars have been given in three significant figures. as these are produced and used widely in the country. therefore.Part I Dimensions of r2und bars” and IS0 1035/2-1980 ‘Hot rolled steel bars’ Part 2 Dimensions of square bars’ issued by the International Organisation for Standardization. sectional areas and mass of hot-rolIed round and square steel bars for structural and general engineering purposes.1.IS 2062 : 1984 IS 8500 : 1977 4.1 This standard specifies dimensions.1 The following Indian Standard is a necessary adjunct to this standard: IS 1852 : 1985 Specification for rolling and cutting tolerances for hot-rolled steel products (fourth revision ) .2 This standard does not cover bars for rivets and threaded components.‘IS 1732 : 1989 Indiqn Standard STEEL BARS. 4 DIMENSIONS AND MASS IS 961 : 1975 IS 1977 : 1975 .RQUND AND SQUARE FOR STRUCTURAL AND GENERAL ENGINEERING [email protected] This standard is mainly intended to cover bars made from steel conforming to the following Indian Standard: IS 226 : 1975 Specification for structural steel ( standard quality ) ( fifrh revision ) Specification for structural steel ( high tensile ) ( second revision ) Specification for structural steel ( second ( ordinary quality ) revision ) Specification for weldable structural steel ( third revision ) Specification for weldable structural steel ( medium and high strength qualities ) 3 DESIGNATION 3.1 Hot rolled round and square steel bars conforming to this standard shall be designated by the letters ISRO and ISSQ respectively followed by the diameter in mm in the case of round bars and the side width in mm in the case of square bars ( see Tables 1 and 2 ).DIMENSIONS ( Second Revision ) 1 SCOPE 1.1. 1. 1. 2 REFEREMGW 2.1 The dimepsions and mass of hot-rolled round and square steel bars shall be as given in Tables 1 and 2. . 6 28.0 8.0 6.0 llO*O 120. The values have been rounded off to three significant figures.7 39.IS 1732 : 1989 Table 1 Dimensions.58 2’00 247 2’98 3’85 483 5’55 6’31 7’55 9’85 12.14 3’80 4’91 6-16 7’07 8.0 20.1 The cross-sectional area of round and square steel bars are given in Tables 1 and 2 rupectively for information.14 3.2 50.5 49.5 113 mm (1) ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO ISRO 5 6 8 10 12 14 16 18 20 22 25 28 30 32 35 40 45 50 55 60 65 70 75 80 90 100 110 120 140 160 180 200 cm* (3) 0’196 0’283 O-503 0’785 l-13 l-54 2.0 8-O I@0 12-o 14-O 16-O 18.8 28. 4.0 18’0 20-O 22-o25. Sectional Areas and Maw of Hot-Rolled Square Steel Bars ( C&uses 3.91 7-06 9-58 12.13 1’54 2.0 36-O 49-o 64-O 100 144 (2) 5.0 30.0 16.1.0 (2) 5. 5 TOLERANCES steel 5.01 2’54 3.5 95-o 113 154 201 254 314 mm (1) ISSQ ISSQ ISSQ ISSQ ISSQ ISSQ ISSQ ISSQ ISSO ISSQ ISSQ ISSQ ISSQ ISSQ ISSQ ISSQ ISSQ ISSQ ISSQ ISSQ 5 6 8 10 12 14 16 18 20 22 25 30 35 40 50 60 70 80 100 120 cm* (3) O-25 0.8 121 158 200 247 Designation Table 2 Dimensions.1.0 30-o 35-o 40.5 15.2 160 25.4 18.0 80.1.0 600 65.3 33.0 22’0 25.2 38.04 9’62 126 15.0 50.6 78.1.6 23.0 70.01 2’54 3.0 55.9 61’7 74-6 88.0 50-O 60-O 70’0 80’0 100-O 120.785 1.21 I.80 4.1 ) Designation Diameter Sectional Area Mass Per Metre kg (4) 0’154 O-222 0.0 10’0 12’0 14.36 O-64 1flO 144 1.617 O-888 1.1.3 38.1 and 4.0 75. 4.2 34.6 19.1 The rolling and cutting tolerances for the bars shall be in accordance with IS 1852 : 1985.0 90.0 140-o 1600 18fPO 200. 2 .96 2.1 ) Side Width Sectional Area YiZpd” ke (4) @196 O-283 O-502 0.0 6.9 19.5 44.395 0.7 22’2 26.5 50-2 78.3 63. Sectional Areas and Mass of Hot-Rolled Round Steel Bars ( Clauses 3.0 100.0 4.0 28-O 30-o 32’0 35’0 40.0 45.56 3’24 4-00 4:84 6-25 9*00 12.1 and4. producer. use of the Standard Mark may be granted to manufacturers or producers may be obtained from the Bureau of Indian Standards. . testing and quality control which is devised and supervised by BIS and operated by the . 1986 and the Rules and Regulations made thereunder. The use of the Standard Mark is governed by the provisions Standards Act. Standard marked products are also continuously checked by BJS for conformity Details of conditions under which a licence for the to that standard as a further safeguard.Standard Mark of the Bureau of Indian The Standard Mark on products covered by an Indian Standard conveys the assurance that they have been produced to comply with the requirements of that standard under a well defined system of inspection. HYDERABAD.I985 to promote harmonious development of the activities of standardization. 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