T9 Solution heat-treated, artificially aged, and then cold worked. T4 Solution heat-treated and naturally aged to a substantially stable condition. United Aluminum can supply 6061 in the annealed temper for maximum formability. Keymark New York 1188 Cayadutta Street Fonda, NY 12068 Phone: (518) 853-3421 Note that oil baths and salt bats are also used extensively for tempering steel tools. The number following this designation indicates the degree of strain-hardening remaining after the product has been partially annealed. OUR ROLE Growing Aluminum’s Voice Developing Key Research Aluminum Product Guide. The second digit indicates strain hardening to the following degrees: The following three digit -H temper designations have been assigned for wrought products in all alloys: -H111, -H311 and -H321 apply to products which are strain-hardened less than the amount required for -H11, -H31 and -H32, respectively. 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. We are looking for a chart that describes what the Webster reading should be for the following: 6061 T6 6005 T5 6066 T5 6063 T6 6064 T4. The last digit after the second representing the hardness on the Aluminum. It has good mechanical properties, exhibits good weldability, and is very commonly extruded (second in popularity only to 6063). T2 Annealed (cast products only). Qualitative representation of continuous increase in corrosion resistance and decrease in strength from T79 to T73 (T77 excluded).4,5 of … An unstable temper applicable only to alloys which spontaneously age at room temperature after solution heat-treatment This designation is specific only when the period of natural aging is indicated; for example, W 1/2 hour. datiou UNS No. In case of skin irritation, immediately wash skin with soap and water; for contact with eyes, immediately flush with water. The temper designation follows the alloy designation and is separated from it by a hyphen. Complete technical data sheets are available through MatWeb, with physical properties such as tensile strength, thermal conductivity, and hardness for virtually every commercial aluminum alloy and temper. Lead baths and sand baths are also used. Five aluminium alloy temper designations. Figure 1. The main alloy ingredients of 6061 aluminum ... GENERAL ALUMINUM INFORMATION 1100 This grade is commercially pure aluminum. Txx52 Stress-relieved by compressing. T6 Solution heat-treated and then artificially aged. Approximate Hardness Conversion Numbers for Wrought Aluminum Products: Brinell Hardness No. 1-0 Annealed, recrystallized (wrought products only): Applies to (the softest temper of wrought products. Rod, bar, shapes, extruded tube: 1 to 3% permanent set. Thus, the elevated temperature mechanical properties re-quired to analyze and model the structural response must be measured for the specific aluminum alloy of interest. Applies to products which are cooled from an elevated temperature shaping process, such as casting or extrusion, and then artificially aged to improve mechanical properties or dimensional stability or both. Applies to extruded rod, bar, shapes and tube and to drawn tube when designated as follows: Txx 510-Products that receive no further straightening after stretching. The -H is always followed by two or more digits. Applies to products which are not cold worked after solution heat-treatment, or in which the effect of cold work in flattening or straightening may not be recognized in mechanical property limits. Numerals 1 through 10 following the T indicate specific sequences of basic treatments, as follows: T1 Cooled from an elevated temperature shaping process and naturally aged to a substantially stable condition. For the most part, this generic raw material requirement is used because a part may be fabricated from plate, extruded or rolled material. Applies to products which are stabilized to carry them beyond the point of maximum strength to provide control of some special characteristics. But it is important to recognize and understand what the letters and numbers mean. 7075 is the other “aircraft grade” aluminum. Aluminum 6061-T6 Square Tube. This gives flexibility to the job shop, and the engineer does not want to tie down the job shop due t… These arrays are called GP zones, and they strengthen the aluminum considerably. Aluminium is the world¡¯s most abundant metal. The formed parts can be subsequently heat treated to higher strength. Aluminum is usually named in 4 numerical digits and follows by a temper designation. Assigned additional digits for T7 temper per ANSI 35.1/H35.1(M)-2009. -0 Annealed, recrystallized (wrought products only): Applies to the softest temper of wrought products. The Aluminum Alloy Temper and Designation System - In North America, The Aluminum Association Inc. is responsible for the allocation and registration of aluminum alloys. The main processing methods include hot working, cold working, solution heat treatment, aging treatment, annealing treatment, etc. The number following this designation indicates the degree of strain-hardening remaining after the product has been strain-hardened a specific amount and then stabilized. Aluminium alloy 6061 is one of the most extensively used of the 6000 series aluminium alloys. Applies to products which are cold worked to improve strength, or in which the effect of cold work in flattening or straightening is recognized in mechanical property limits. Melting Temperature of Metals Table Chart. If steel is heated in an oxidizing atmosphere - like air - a film of oxide forms on the surface and the color changes as the temperature increases. 5052= Aluminum/magnesium alloy, H3 = strain hardened and stabilized by low temperature heating. aluminum alloy temper designations, the typical mechanical properties of representative wrought and cast aluminum alloys are presented in Tables 1 and 2, respectively. 1 Machinery's Handbook, 18th Edition, 1970, Industrial Press (Color text the same from 5th to 20th Editions with exception of the addition of Light blue at 640°F). Four basic temper designations are used for aluminum alloys. For example, 5052-H32. The amount of time at temperature for these particular alloys must only be enough to thoroughly heat either the entire work-hardened area or the complete part. Its principal alloying ingredients are zinc and copper, this makes it one of the highest-strength aluminum alloys that are available. The following specific additional digits have been assigned for stress-relieved tempers of wrought products: Txx51 Stress relieved by stretching. Applies to products which are cold worked to improve strength, or in which the effect of cold work in flattening or straightening is recognized in mechanical property limits. Applies to products for which the rate of cooling from an elevated temperature shaping process, such as casting or extrusion, is such that their strength is increased by room temperature aging. © 2021 Alcobra Metals, Inc. | All rights reserved | All Prices Are Subject To Change Without Notice, Address:4510 North FreyaSpokane, Washington 99217. CAUTION: Use in a well-ventilated area—vapors from heating process may be irritating to sensitive individuals. WHO WE ARE The Aluminum Association 111 . chemical compositions and tempers, even within the same alloy family (e.g., 5xxx-series wrought aluminum alloys). Note, careful consideration of alloy microstructures may artificially aged and then cold worked. The first digit indicates the specific combination of basic operations, as follows: H-1 Strain-hardened only: Applies to products which are strain-hardened to obtain the desired mechanical properties without supplementary thermal treatment The number following this designation indicates the degree of strain-hardening. Alloy designations are four-digit numbers. Material Properties - Material properties for gases, fluids and solids - densities, specific heats, viscosities and more ; Related Documents . If irritation persists, seek medical attention. This heat treatment is called aging, which results in material with a T6 temper. Applies to products which are stress-relieved by compressing after solution heat-treatment, or cooling from an elevated temperature shaping process to produce a permanent set of 1 to 5 percent. Tempering is a process of heat treating, which is used to increase the toughness of iron-based alloys.Tempering is usually performed after hardening, to reduce some of the excess hardness, and is done by heating the metal to some temperature below the critical point for a certain period of time, then allowing it to cool in still air. T3 Solution heat-treated and then cold worked. The versatility of aluminium makes it the most widely used metal after steel. Aluminum Melting Point, Steel Melting Point, Gold Melting Temperature Temper designations T42 and T62 may also be applied to wrought products heat-treated from any temper by the user when such heat-treatment results in the mechanical properties applicable to these tempers. Applies to the following products when stretched the indicated amounts after solution heat-treatment or cooling from an elevated temperature shaping process. For other alloys, the -H2 tempers have approximately the same ultimate strength as the corresponding -H1 tempers and slightly higher elongations. Temper designations T42 and T62 may also be applied to wrought products heat-treated from any temper by the user when such heat-treatment results in the mechanical properties applicable to these tempers. T3510 Solution heat-treated, stress-relieved by controlled stretching (permanent set 1% to 3% for extruded rod, bar, shapes and tube, 0.5% to 3% for drawn tube) and naturally aged. T62 Solution heat-treated from the 0 or F temper to demonstrate response to heat-treatment and artificially aged. The melting point (or, rarely, liquefaction point) of metals is the temperature at which a substance changes state from solid to liquid at atmospheric pressure. T62 Solution heat-treated from the 0 or F temper to demonstrate response to heat-treatment and artificially aged. ... 6061 This is the least ... ALUMINUM TEMPER DESIGNATIONS, Table M2 - Common Aluminum Alloys and their Applications Aluminum Alloy and Temper Typical Properties and Applications 1100-O. Temper designations of wrought aluminum alloys consist of suffixes to the numeric alloy designations. Txx511-Products that may receive minor straightening after stretching to comply with standard tolerances. We own a hand held Webster tester for checking the hardness of our aluminum extrusion but we do not have a table of Webster hardness for the various alloys and temper we use. H-2 Strain-hardened and then partially annealed: Applies to products which are strain-hardened more than the desired final amount and then reduced in strength to the desired level by partial annealing. In fact, its typical strength in the T6 temper is higher than most mild steels. Currently there are over 400 wrought aluminum and wrought aluminum alloys and over 200 aluminum alloys in the form of castings and ingots registered with the Aluminum Association. Applies to cast products which are annealed to improve ductility and dimensional stability. Example: Purple = 275°C / 545°F Three commonly used time/temperature cycles are used for aging—one hour at 400 degrees F; five hours at 350 degrees F; and eight hours at 325 degrees F. All are equally effective. For alloys that age-soften at room temperature, the -H2 tempers have approximately the same ultimate strength as the corresponding -H3 tempers. We guarantee that your information will not be … How it was produced remains a mystery. ALUMINUM ASSOCIATION ALLOY TEMPER DESIGNATION SYSTEM John Weritz – The Aluminum Association Ladan Bulookbashi – The Aluminum Association Francesca Licari – The Aluminum Association February 24, 2016 . The tempers are designated by –T followed by a digit. Applies to products which are artificially aged after cooling from an elevated temperature shaping process, such as casting or extrusion, and then cold worked to further improve strength. -H112 Applies to products which acquire some temper from shaping processes not having special control over the amount of strain-hardening or thermal treatment, but for which there are mechanical property limits or mechanical property testing is required. T5 Cooled from an elevated temperature shaping process and then artificially aged. ... 6061 -T4 6061 -T6, T6511, Copyright @2016 Jianhui Aluminum Privacy Policy All rights reserved.sitemap, Add : 15F, Building 3, Futian Fortune Plaza, Eastern Hanghai Road, Zhengzhou City, Henan Province, China. LIGHT METAL AGE, AUGUST 2010 19 Table IV. Various industries have different material specification methods. -H Strain-hardened (wrought products only): Applies to products which have their strength increased by strain-hardening with or without supplementary thermal treatments to produce partial softening. The temper designation also reveals the method by which the hardness was obtained. 2 Edge of the Anvil, Jack Andrews, 1977, Skipjack Press.. 3 Metals for Engineering Craftsman, C.O.S.I.R.A., London England.Temperatures given at tens and fives in Celsius. It the most widely used metal after steel more ; Related Documents its typical strength in the temper... It by a hyphen tempers offer better chipping characteristics over the T6 temper is than... General aluminum INFORMATION 1100 this grade is commercially pure aluminum response to heat-treatment and artificially aged, and naturally to. Aluminium alloys following this designation indicates the degree of strain-hardening remaining after the representing! 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