It is used for a wide variety of products including chassis for electronic equipment, engine brackets, gearbox cases, household furniture, power, and hand tools. Chemical composition and properties of aluminum alloys. Lm 0, alloy suitable for sand casting, components for electrical, chemical and food processing. The superior stress corrosion resistance of the t173 and t7351 tempers makes alloy 7075 a logical replacement for 2024, 2014 and 2017 in many of the most critical applications. Note that for the purposes of tolerances the alloys are split into two groups. Mechanical properties please refer to the datasheet entitled aluminium specifications. This alloy conforms to british standards 1490 lm9 and l. Pdf this paper compares the mechanical and wear behaviour of lm 24.
Exporter of aluminium alloy adc12 alsi 2 ingots, lm 9 alsi 10 mg ingots, lm6 aluminum alloy and lm 24 aluminum. A380 is one of the most commonly specified aluminum alloys with a number of significant benefits. For wrought alloys a fourdigit system is used to produce a list of wrought composition families as follows. Aluminium alloy specification bs1490 table investacast uk. Al alloys all single values are maximum composition percentages unless otherwise stated. Lm4 aluminium casting alloy al si5cu3 this alloy conforms with british standards 1490 lm4 and is similar to the obsolete specifications bs. Lm24 aluminium casting alloy a1si8cufe colour coderedblue this alloy conforms with british standard 1490 lm24.
Pdf investigation of mechanical and wear behaviour of lm 24. Enac alsi9cu3fe enac46000 steelnumber aluminium equivalent, chemical composition, properties. Aluminum alloys for sheet products are identified by a fourdigit numerical system which is administered by the aluminum association. Aluminium general tables chemical composition chemical. Enacalsi7mg aluminium alloy for casting chemical composition and properties of european equivalents for ac4c japan, jis. Hazards identification see note in section 1 carcinogenicity. Alloy suitable for sand casting, components for electrical, chemical and food processing industries. Lm6 aluminium silicon casting alloy a1si12 colour codeyellow this alloy conforms to british standard 1490 lm6 chemical composition % copper 0. It is most widely used for the aluminium casting alloys manufacturing. Experimental analysis of mechanical properties of aluminum. Material supplied as standard in 7kg aluminium ingot. International alloy designations and chemical composition. The reduction in strength of the alloy at elevated temperature depends upon composition.
Download lm4 aluminium casting alloy technical information ukwpcontentuploads201805lm4aluminiumcastingalloyhb1. Castings may be in the cast m of fully heat treated tf conditions. Those in heavier type are minimum specification values. Thencefmth, the production of aluminium in europe centred round the first factory in neuhausen, while halls process was applied in the u. Lm24 en 1706 ac46500 aluminium casting alloy alsi8cu3. Boron carbide chemical formula approximately b4c is an extremely hard boron. Chat now send inquiry lm24 en 1706 ac46500 aluminium casting alloy. Beryllium contained in some aluminum alloys is classified as carcinogenic by iarc, ntp, and osha. Lm2 en 1706 ac 46100 aluminium casting alloy alsi10cu2 colour code redwhite.
There are also hightoughness versions of several of the alloys e. Lm27 is a very versatile alloy and, with its excellent castability, is suitable for most general purpose castings where moderate mechanical properties are desirable, such as general engineering components, domestic and office equipment, household fittings, electrical tools and switch gear, automobile engine and transmission components. If you have any questions or good suggestions on our products and site, or if you want to know more information about our products, please write them and send to us, we will contact you within one business day. Japanese industrial standards data aluminum alloy castings. It supports maintaining the precise chemical specifications in the finished products. Castings are standardized in the solution treated and naturally aged tb condition and in the fully heat treated tf condition.
Read about the european standards for aluminium alloys for foundries. A numerical designation assigned in conformance with this recommendation should only be used to indicate an aluminum or an aluminum alloy having chemical composition limits identical to those registered with the signatories to the declaration of accord on an international alloy designation system for wrought aluminum and wrought aluminum alloys. These alloys are stronger than most aluminium alloys. The last two digits in the 1xxx group correspond with the two digits after the decimal which indicate the minimum aluminum content. We also provide a description of the general properties and the possible areas of use. Fabrication and mechanical properties characterization of. If the amounts of the elements present, particularly copper, nickel and manganese are low, the strength is greatly reduced at temperatures of the order of 250c but if the maximum permissible amounts of these elements are present the alloy retains moderate. Aluminum alloys encompass a combination of aluminum metal and other alloying elements.
In this study, al 2 o 3 particles were employed to improve the microstructure of lm24 and therefore, to increase the yield strength and tensile strength of this kind of alloy. Composition of matrix alloy was analyzed and the chemical composition of the matrix alloy is given in table. Emirates recycling aluminum alloys chemical composition. Numerical designation system this document specifies a european designation system of wrought aluminium and aluminium alloys, based on an international designation system, and the procedure to obtain such international designation. Aluminium alloys ingots chemical composition of ac2b, ac4b, adc6, adc12, a 360, a 380, lm2, lm6, lm24, lm25, alsi2, alsi9cu3, hd2g, hs1 and ydc11. Cast aluminum alloy has very good liquidity and plasticity, and it can be used to produce the castings with complex shape, so it has been widely used in automobile manufacturing, engine manufacturing, motorcycle manufacturing, oil pump manufacturing, transmission machinery, precision instruments, and electric power. Controlled unalloyed pure composition, used primarily in the. Catalogue of european standards in the aluminium and. Aluminium alloy 7075 offers the highest strength of the common screw machine alloys. Alloy 2024t351 is among the hardest of the aluminum alloys. Aluminum has high reflectivity and can be used for decorative applications.
Gravitas production is based on secondary aluminium. The zinc aluminium alloys containing 8, 12, and 27% aluminium are finding increasing applications in the casting industry. Improvement of yield strength of lm24 alloy sciencedirect. Lm24 en 1706 ac46500 aluminium casting alloy norton. Study of mechanical properties of an lm24 composite alloy brunel. Modem production of aluminium begins from the mineral bauxite, which contains approximately 25% of aluminium. Aluminium and aluminium alloy ingots and castings for general. Aluminum alloys industry is an important part of nonferrous cast metal industry. Aluminium chemical composition and properties of aluminum. Aluminium alloy commercial alloy 6063 t6 extrusions. One of the two most widely used alloys for all types of diecastings. Japan jis specification aluminum alloys chemical composition % japan jis specification. Aluminum and aluminum alloys 355 table 2 strength ranges of various wrought aluminum alloys aluminum type of tensile association alloy strengthening strength range series composition method mpa ksi 1xxx al cold work 70175 1025 2xxx alcumg heat treat 170310 2545 12. Pdf investigation of mechanical and wear behaviour of lm.
Aluminium and aluminium alloyscastings chemical composition and mechanical properties 4 th revision published in 2007. Microstructure examination shows that the size of in situ formed al 2 o 3 particles was about. An alloy of composition similar to lm24 is by far the most widely used diecasting alloy in the united states and a similar alloy has recently been adopted by the european diecasting committee. Aluminium and aluminium alloy ingots and castings for. Aluminium and aluminium alloys castings chemical composition and mechanical properties 4 th revision published in 2007. Aluminium alloy 6063a is a variation of 6063 with greater strength but retains the same good surface finish qualities and affinity for anodising. We show the requirements for the chemical composition, casting properties, heat treatment and mechanical properties. Pdf study of mechanical properties of an lm24 composite. Aluminum retains its toughness at very low temperatures, without becoming brittle like carbon steels. May 18, 2016 aluminium alloys ingots chemical composition of ac2b, ac4b, adc6, adc12, a 360, a 380, lm2, lm6, lm24, lm25, alsi2, alsi9cu3, hd2g, hs1 and ydc11. It is used for vacuum cleaners, floor polishers, motor frames and housings. Anodising would be necessary if this alloy is for use in a corrosive environment.
According to standard en 5731 67, the first digit of the designation denotes the series of the alloy, as shown in table 10. The most popular alloy from this series is 3003, which is workable and moderately strong. Table 1 chemical compositions of group a ingots and castings. Aluminium alloy general information en standards for. Aluminum alloys are among the easiest of all metals to form and machine.
The following table shows the chemical composition of aluminium aluminum 3005t14 alloy. Bs3146 metals table part 2 featuring the chemical compositions of high alloy steels. Porosity in aluminum alloys is classified into two kinds. Castings are standardised in the following conditions as cast, lm25m precipitation treated lm25 te. Wrought aluminum alloys display a good combination of strength and ductility. Global aluminum alloy conversion chart uk iso france germany italy uni usa usa japan end uses aa astm sae lm0 al 99. The chart below is from the japanese industrial standards for aluminum alloys for casting, and is based on the information contained in iso 3522.
The precipitationhardening alloys can be formed in a relatively soft state and then heat treated to much higher strength levels after forming operations are complete. Aluminum has the ability to create lighter parts with more surface finishing options. Aluminum is a good conductor of heat and electricity. Aluminiums general tables chemical composition aluminium alloys. Their alloy identification system employs different nomenclatures for wrought and cast alloys, but divides alloys into families for simplification. In this study, al2o3 particles were employed to improve the microstructure of lm24 and therefore, to increase the yield strength and tensile strength of this kind of alloy.
Post free buying requirement for product ac4c jis ac4c japan, jis european eu, en and wordwide equivalent grades. Improvement of yield strength of lm24 alloy request pdf. The most versatile of the alloys, has very good casting characteristics and isused for a very wide range of applications. Group i series, 3000 series, 6000 series, 5005, 5051, 5251. Physical properties, characteristics and alloys 60 pages, 44 figures basic level prepared by ron cobden, alcan, banbury objectives. Iarc, ntp, and osha do not list aluminum alloy as a carcinogen. Table 1 chemical composition of lm24 alloying element % composition copper 3. Enacalsi8cu3 enac46200 steelnumber aluminium equivalent, chemical composition, properties. New designations for these alloys were standardised by the cen 5 in 1994. Lm25 aluminium alloy casting, machining, finishing. Aluminium alloys the 4digit numerical designation of wrought aluminium alloys has acquired universal usage since 1970.
Aluminum is nontoxic and is commonly used in contact with foodstuffs. The ultimate tensile strength was increased with increase in copper content. Alloy designation system for wrought sheet products. Alloy 2195 is a new libearing alloy for space applications providing very high modulus of elasticity along with high strength and weldability. Jun 26, 20 aluminiumaluminum 3005 alloy is a nonheat treatable wrought alloy with manganese as the key alloying element. Chemical compositions please refer to the datasheet entitled aluminium specifications. When precipitation heat treated it conforms to lm9te and when fully heat treated to lm9tf.
660 80 599 618 1044 465 492 160 1017 41 832 1403 136 365 223 155 1321 321 713 1059 164 463 1002 992 1367 149 808 1049 998 1493 408 91 701 1221