GOST-17232-1999-ENG.pdf

GOST 17232-99 INTERSTATE STANDARD SLABS MADE OF ALUMINUM AND ALUMINUM ALLOYS Specifications Official Edition INTERSTATE COUNCIL ON STANDARTIZATION, METROLOGY AND CERTIFICATION Minsk GOST 17232-99 Foreword 1 DEVELOPED by Interstate Technical Committee on Standardization ITC 297 “Materials and Semimanufactures Made of Light Alloys”, JSC “All-Russian Institute of Light Alloys” SUBMITTED by Gosstandart of Russia 2 ADOPTED by Interstate Council on Standardization, Metrology and Certification (Minutes No. 16-99, dated 08.10.99) Votes in favor: State National Standards Body Republic of Azerbaijan Azgosstandart Republic of Armenia Armgosstandart Republic of Belarus Belstandart Republic of Kazakhstan Gosstandart of Republic of Kazakhstan Republic of Kirghizia Kirghizstandart Republic of Moldova Moldovstandart Russian Federation Gosstandart of Russia Republic of Tadjikistan Tadjikgosstandart Turkmenistan Head State Inspectorate of Turkmenistan Republic of Uzbekistan The Uzgosstandart Ukraine Gosstandart of Ukraine 3. Interstate Standard GOST 17232-99 is introduced from 01.09.2000 directly as the State Standard of the Russian Federation by Decree No. 42-, dated 18.02.2000, of State Committee on Standardization and Metrology of the Russian Federation. 4 IN PLACE OF GOST 17232-79 © Standards Publishing House, 2000 This Standard may not be reproduced, in full or in part, reprinted or distributed as an official publication in the territory of the Russian Federation without the permission of Gosstandart of Russia II GOST 17232-99 Contents 1 Scope . 1 2 Normative references 1 3 Classification. 2 4 Technical Requirements . 3 5 Marking . 8 6 Packing. . 8 7 Acceptance . . 8 8 Testing. 9 9 Transportation and storage. 10 Appendix A Theoretical mass of slabs of normal and heightened accuracy of manufacturing. 10 Appendix B Conversion coefficient for calculation of theoretical mass of slabs made from aluminum and aluminum alloys. 11 III GOST 17232-99 INTERSTATE STANDARD SLABS MADE OF ALUMINUM AND ALUMINUM ALLOYS Specifications Date of Introduction 2000-09-01 1 Scope This Standard applies to slabs made of aluminum and aluminum alloys. 2 Normative References The following Standards are referred to in this Standard: GOST 9.510-93 Unified protective system against corrosion and ageing. Semimanufactures made from aluminum and aluminum alloys. General requirements for temporal anticorrosion protection, packing, transportation and storage GOST 166-89 (ISO 3599-76) Calipers. Specifications GOST 427-75 Metal measuring rulers. Specifications GOST 1497-84 (ISO 6892-84) Metals. Tensile test methods GOST 3221-85 Primary aluminum. Methods of spectral analysis GOST 4784-97 Aluminum and wrought aluminum alloys. Grades GOST 7502-98 Metal measuring rulers. Specifications GOST 7727-81 Aluminum alloys. Methods of spectral analysis GOST 8026-92 Verification rulers. Specifications GOST 11069-74 Primary aluminum. Grades GOST 11739.1-90 Casting and wrought aluminum alloys. Methods of aluminum oxide determination GOST 11739.2-90 Casting and wrought aluminum alloys. Methods of boron determination GOST 11739.3-99 Casting and wrought aluminum alloys. Methods of beryllium determination GOST 11739.4-90 Casting and wrought aluminum alloys. Methods of bismuth determination GOST 11739.5-90 Casting and wrought aluminum alloys. Methods of vanadium determination GOST 11739.6-99 Casting and wrought aluminum alloys. Methods of iron determination GOST 11739.7-99 Casting and wrought aluminum alloys. Methods of silicon determination GOST 11739.8-90 Casting and wrought aluminum alloys. A method of potassium determination GOST 11739.9-90 Casting and wrought aluminum alloys. Methods of cadmium determination GOST 11739.10-90 Casting and wrought aluminum alloys. A method of lithium determination Official Edition 1 GOST 17232-99 GOST 11739.11-98 Casting and wrought aluminum alloys. Methods of magnesium determination GOST 11739.12-98 Casting and wrought aluminum alloys. Methods of manganese determination GOST 11739.13-98 Casting and wrought aluminum alloys. Methods of copper determination GOST 11739.14-99 Casting and wrought aluminum alloys. Methods of arsenic determination GOST 11739.15-99 Casting and wrought aluminum alloys. A method of natrium determination GOST 11739.16-90 Casting and wrought aluminum alloys. Methods of nickel determination GOST 11739.17-90 Casting and wrought aluminum alloys. Methods of tin determination GOST 11739.18-90 Casting and wrought aluminum alloys. A method of lead determination GOST 11739.19-90 Casting and wrought aluminum alloys. Methods of antimony determination GOST 11739.20-99 Casting and wrought aluminum alloys. Methods of titanium determination GOST 11739.21-90 Casting and wrought aluminum alloys. Methods of chromium determination GOST 11739.22-90 Casting and wrought aluminum alloys. Methods of determination of rare- earth elements and yttrium GOST 11739.23-99 Casting and wrought aluminum alloys. Methods of zirconium determination GOST 11739.24-98 Casting and wrought aluminum alloys. Methods of zinc determination GOST 12697.1-77 Aluminum. Methods of vanadium determination GOST 12697.2-77 Aluminum. Methods of magnesium determination GOST 12697.3-77 Aluminum. Methods of manganese determination GOST 12697.4-77 Aluminum. A method of natrium determination GOST 12697.5-77 Aluminum. A method of chromium determination GOST 12697.6-77 Aluminum. A method of silicon determination GOST 12697.7-77 Aluminum. Methods of iron determination GOST 12697.8-77 Aluminum. Methods of copper determination GOST 12697.9-77 Aluminum. Methods of determination of zinc GOST 12697.10-77 Aluminum. A method of titanium determination GOST 12697.11-77 Aluminum. A method of lead determination GOST 12697.12-77 Aluminum. Methods of arsenic determination GOST 14192-96 Marking of cargoes GOST 18242-72* Statistical acceptance inspection by alternative attribute. Inspection plans GOST 18321-73 Statistical quality control. Methods of random sampling of piece-work products GOST 19300-86 Instruments for measurement of surface roughness by a profile method. Contact profilographs and profilometers. Types and main parameters GOST 24047-80 Semimanufactures made from non-ferrous metals and their alloys. Sampling for tensile test GOST 24231-80 Non-ferrous metals and alloys. General requirements for selection and preparation of samples for chemical analysis GOST 25086-87 Non-ferrous metals and their alloys. General requirements for methods of analysis 3 Classification 3.1 Slab are subdivided: by a method of manufacturing: - non-cladded, without additional designation; - cladded: 1) with technological cladding - , 2) with normal cladding - A; by width accuracy of manufacturing: * GOST R 50779.71-99 is valid in the Russian Federation. 2 GOST 17232-99 - of normal accuracy, without additional designation; - of heightened accuracy - . 4 Technical Requirements 4.1 Slabs shall be manufactured in accordance with the requirements of this Standard from aluminum of grades: 7, 6, 5 and A0 with chemical composition in accordance with GOST 11069; from aluminum of grades 00, 0, and 1 with chemical composition in accordance with GOST 4784; from aluminum alloys of grades: , , AM2, M3, AM5, M6, 1915, , 1, 16, 95 and 4-1 with chemical composition in accordance with GOST 4784; from aluminum alloys of grades 19, 20 and 1 in accordance with normative documents. 4.2 Key Parameters and Dimensions 4.2.1 Slabs shall be manufactured, in dependence of the alloy grade and cladding, of the following dimensions, specified in table 1. T a b l e 1 - Dimensions of slabs made from aluminum and aluminum alloys In millimeters Grade of aluminum or aluminum alloy and cladding Thickness of slabs Width of slabs Length of slabs From 11 to 30 1200, 1500, 1800, 2000 From 3000 to 8000 1200, 1500 From 3000 to 8000 Over 30 to 60 1800, 2000 From 3000 to 6000 7, 6, 5, 0, 0, 00, 1, , , , 2, Over 60 to 200 1200, 1500, 1800, 2000 Do not normalize From 11 to 60 1200, 1500, 1800, 2000 From 3000 to 8000 1, 1, 16, 16, 1, 19, 19, 19, 20, 20, 1 Over 60 to 200 1200, 1500, 1800, 2000 Not standardized From 11 to 60 1200, 1500, 1800, 2000 From 3000 to 8000 3, 5, 6, 6 Over 60 to 200 1200, 1500, 1800, 2000 Not standardized 1915 From 11 to 20 1200, 1500, 2000 From 3000 to 7000 95, 95 From 11 to 60 1200, 1500 From 2000 to 6000 From 12 to 40 From 2000 to 8000 4-1, 4-1 Over 40 to 80 1200, 1500, 1800, 2000 Not standardized 4.2.2 Thickness and width of slabs, as well as maximum thickness deviations depending on thickness and width of slabs, shall comply with the values specified in table 2. T a b l e 2 - Maximum thickness deviations of slabs In millimeters Maximum thickness deviation for the width of 1200 1500 1800, 2000 Thickness of slab Normal accuracy Heightened accuracy Normal accuracy Heightened accuracy Normal accuracy Heightened accuracy 11 12 ±0.5 ±0.5 ±0.75 ±0.6 ±1.0 ±0.75 13 14 15 16 17 18 19 20 ±0.5 ±0.5 ±0.75 ±0.7 ±1.0 ±0.85 3 GOST 17232-99 Table 2 (cont.) In millimeters Maximum thickness deviation for the width of 1200 1500 1800, 2000 Thickness of slab Normal accuracy Heightened accuracy Normal accuracy Heightened accuracy Normal accuracy Heightened accuracy 22 25 28 30 ±0.75 ±0.7 ±1.0 ±0.8 ±1.25 ±0.9 32 35 38 40 45 ±1.0 ±0.8 ±1.25 ±0.9 ±1.5 ±1.1 50 55 60 65 ±1.5 ±1.2 ±1.75 ±1.3 ±2.0 ±1.5 70 75 80 ±2.0 ±1.5 ±2.5 ±1.6 ±3.0 ±1.8 85 90 100 120 140 160 180 200 ±3.0 ±2.5 ±3.5 ±2.5 ±4.0 ±2.0 4.2.3 Maximum width deviation of slabs shall be of no more than 100 mm. 4.2.4 Slabs of up to 60 mm thick shall be manufactured with sized or multiple sized length within the lengths specified in table 1, with the intervals of 500 mm and with cut ends. Maximum length deviations of cut slabs depending on their thickness shall be as follows: - 30 mm for slabs with the thickness from 11 to 35 mm; - 50 mm for slabs with the thickness over 35 to 60 mm. 4.2.5 Slabs of more than 60 mm thick shall be manufactured by rolling from the whole ingot without cutting to sized lengths and without cutting of edges. The length of slabs is not standardized. 4.2.6 Nonflatness depending on the width of slabs shall comply with that specified in table 3. T a b l e 3 Nonflatness of slabs depending on their width In millimeters Nonflatness per 1 m of length depending of width Thickness of slab 1200 1500 1800, 2000 From 11 to 20 inclusive468 Over 20 to 80 inclusive 3.556 Over 80 to 200 inclusive 3.545 4.2.7 Theoretical mass of a slab is calculated for the density of 2.85 g/cm3 which corresponds to the density of aluminum alloy of B95 grade and is specified in Appendix A. The conversion coefficients specified in Appendix B shall be used for calculation of theoretical mass of slabs made from aluminum and aluminum alloys of other grades. 4 GOST 17232-99 4.2.8 Grade of aluminum or aluminum alloy, cladding, the sizes of slabs and accuracy of manufacturing a consumer shall specify in the order. In the absence of the requirements in the order the accuracy of manufacturing shall be determined by a manufacturer. Conventional designations of slabs in the order shall be put down as follows: E x a m p l e s o f c o n v e n t i o n a l d e s i gn a t i o n s : Slab made from aluminum alloy of grade 16 with normal cladding, 20 mm thick, 1200 mm wide, 3000 mm long, of normal thickness accuracy of manufacturing: 16. 20 × 1200 × 3000 17232-99 The same for heightened thickness accuracy of manufacturing: 16. 20 × 1200 × 3000 17232-99 4.3 Characteristics 4.3.1 Basic modification 4.3.1.1 Slabs shall be manufactured from aluminum and aluminum alloys of all grades specified in clause 4.1, of normal accuracy of manufacturing, without cladding or with technological or normal cladding. Thickness, width and length of slabs, as well as their maximum deviations, shall comply with the values specified in tables 1, 2 and clauses 4.2.3 to 4.2.5. 4.3.1.2 Slabs shall be manufactured without heat treatment. 4.3.1.3 Aluminum alloys, whose chemical composition is specified in table 4, shall be used for slabs cladding, depending on the grade of an alloy to be cladded. T a b l e 4 - Chemical composition of cladding alloy Mass fraction of elements, % Others Grade of alloy to be cladded Grade of cladding alloy Silicon Iron Copper Manganese MagnesiumZincTitanium Each Sum Aluminum 6, 1, 16, 19, 20, 1, 4-1 1 0.30 0.30 0.02 0.025 0.05 0.1 0.15 0.02 No less than 99.30 95 0.3 0.3 0.025 0.9 to 1.3 0.15 0.05 0.1 The rest N o t e s 1 The allowed content of cooper in alloy 1 is 0.05 %. 2 Mass fraction of elements is maximum in case no limits are specified. 5 Slab Grade Method of manufacturing (cladding) Thickness of a slab Thickness accuracy Width of a slab Length of a slab Number of this Standard GOST GOST 17232-99 4.3.1.4 The thickness of cladding layer on every side of a slab shall constitute the following part of the nominal width: - no more than 1.5 % for technological cladding; - from 2 to 4 % for normal cladding. 4.3.1.5 Mechanical properties of samples cut out of slabs shall comply with the requirements, specified in table 5. T a b l e 5 Mechanical tensile properties of slabs Mechanical tensile properties Grade of aluminum or aluminum alloy State of tested samples Direction of samples cutting out Thickness of slabs, mm Ultimate strength , MP (kgf/mm2), no less than Yield strength 0,2, P (kgf/mm2), no less than Aspect ratio , %, no less than 7, 6, 5, 0, 0, 1, 00, From 11 to 25 inclusive Over 25 to 80 inclusive 78 (8) 64 (6.5) 18.0 15.0 , From 11 to 25 inclusive Over 25 to 80 inclusive 120 (12) 110(11) 15.0 12.0 2 From 11 to 25 inclusive Over 25 to 80 inclusive 175 (18) 155 (16) 7.0 6.0 From 11 to 25 inclusive Over 25 to 80 inclusive 185 (19) 165 (17) 69 (7) 59 (6) 12.0 11.0 5 From 11 to 25 inclusive Over 25 to 80 inclusive 265 (27) 255 (26) 120 (12) 110 (11) 13.0 12.0 , Without heat treatment From 11 to 25 inclusive Over 25 to 50 inclusive Over 25 to 80 inclusive 305 (31) 295 (30) 275 (28) 145 (15) 135 (14) 130 (13) 11.0 6.0 4.0 Hardened and naturally aged within 30 days From 11 to 20 inclusive 315 (32) 195 (20) 10.0 1915 Hardened and naturally aged within 4 days From 11 to 20 inclusive 275 (28) 165 (17) 10.0 Hardened and naturally aged From 11 to 25 inclusive Over 25 to 40 inclusive Over 40 to 80 inclusive 175 (18) 165 (17) 165 (17) 14.0 12.0 10.0 Hardened and artificially aged From 11 to 25 inclusive Over 25 to 40 inclusive Over 40 to 80 inclusive 295 (30) 285 (29) 275 (28) 7.0 6.0 6.0 Crosswise rolling direction From 11 to 25 inclu