Alloy designations are four-digit numbers. Five aluminium alloy temper designations. LIGHT METAL AGE, AUGUST 2010 19 Table IV. Applies to products which are cold worked to improve strength. T62 Solution heat-treated from the 0 or F temper to demonstrate response to heat-treatment and artificially aged. artificially aged and then cold worked. Various industries have different material specification methods. If irritation persists, seek medical attention. Applies to the following products when stretched the indicated amounts after solution heat-treatment or cooling from an elevated temperature shaping process. The specifications, properties, classifications and class details are provided for aluminium and aluminium alloys. Four basic temper designations are used for aluminum alloys. This chart involves common wrought aluminum alloys, which is normally identified by a four-digit system, such as 1XXX, 2XXX, 3XXX, etc., which refers to aluminum alloyed with different alloying elements (copper, zinc, magnesium, silicon, manganese, and lithium). OUR ROLE Growing Aluminum’s Voice Developing Key Research The analysis of a curious metal ornament found in the tomb of Chou-Chu, a military leader in 3 rd century China, turned out to be 85% aluminium. Here is a chart that contains the yield strength and tensile strength of aluminum in varying tempers. In North America, The Aluminum Association Inc. is responsible for the allocation and registration of aluminum alloys. Qualitative representation of continuous increase in corrosion resistance and decrease in strength from T79 to T73 (T77 excluded).4,5 of … 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. 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. aluminum 6061 temper chart . The following temper designations have been assigned for wrought products heat-treated from 0 or F temper to demonstrate response to heat-treatment. The aluminum is heat treated by carrying out a solution treatment process, in which the metal is heated to an elevated temperature followed by rapid cooling, then a precipitation hardening process (or “aging” process). aluminum alloy temper designations, the typical mechanical properties of representative wrought and cast aluminum alloys are presented in Tables 1 and 2, respectively. This gives flexibility to the job shop, and the engineer does not want to tie down the job shop due t… Laurence M. Perks For other alloys, the -H2 tempers have approximately the same ultimate strength as the corresponding -H1 tempers and slightly higher elongations. The formed parts can be subsequently heat treated to higher strength. datiou UNS No. For example, in 3003-H14, 3003 denotes the alloy and “H14” denotes the temper, or degree of hardness. On many prints, raw materials that specify aluminum are not very specific and simply state use “Alum 6061-T6” with no other designations. 7075 is the other “aircraft grade” aluminum. 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. 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. 5052= Aluminum/magnesium alloy, H3 = strain hardened and stabilized by low temperature heating. 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. Aluminium alloy 6061 is one of the most extensively used of the 6000 series aluminium alloys. Keymark New York 1188 Cayadutta Street Fonda, NY 12068 Phone: (518) 853-3421 It has good mechanical properties, exhibits good weldability, and is very commonly extruded (second in popularity only to 6063). Applies to products which are stabilized to carry them beyond the point of maximum strength to provide control of some special characteristics. The tempers are designated by –T followed by a digit. The main processing methods include hot working, cold working, solution heat treatment, aging treatment, annealing treatment, etc. But it is important to recognize and understand what the letters and numbers mean. United Aluminum can supply 6061 in the annealed temper for maximum formability. The temper designation follows the alloy designation and is separated from it by a hyphen. An example would be 7075-T73 where -T73 is the temper designation. Table 1 Typical mechanical properties of wrought aluminum alloys(a) Tension Elongation, % Alloy and temper Strength, ksi Ultimate Yield In2in. It is one of the most common alloys of aluminum for general-purpose use. Note that oil baths and salt bats are also used extensively for tempering steel tools. Aluminum Melting Point, Steel Melting Point, Gold Melting Temperature T8 Solution heat-treated, cold worked, and then artificially aged. We guarantee that your information will not be … 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. -0 Annealed, recrystallized (wrought products only): Applies to the softest temper of wrought products. Originally called "Alloy 61S", it was developed in 1935. Txx52 Stress-relieved by compressing. The -H is always followed by two or more digits. The T8 and T9 tempers offer better chipping characteristics over the T6 temper. These arrays are called GP zones, and they strengthen the aluminum considerably. 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. Aluminium products with specific properties and forms are identified by alloy and temper designations. T62 Solution heat-treated from the 0 or F temper to demonstrate response to heat-treatment and artificially aged. 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. 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). Txx511-Products that may receive minor straightening after stretching to comply with standard tolerances. T42 Solution heat-treated from the 0 or F temper to demonstrate response to heat-treatment, and naturally aged to a substantially stable condition. H-3 Strain-hardened and then stabilized: Applies to products which are strain-hardened and then stabilized by a low temperature heating to slightly lower their strength and increase ductility. 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. chemical compositions and tempers, even within the same alloy family (e.g., 5xxx-series wrought aluminum alloys). 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. Figure 1. T6 Solution heat-treated and then artificially aged. Applies to cast products which are annealed to improve ductility and dimensional stability. T10 Cooled from an elevated temperature shaping process. 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. Aluminum is usually named in 4 numerical digits and follows by a temper designation. 1-0 Annealed, recrystallized (wrought products only): Applies to (the softest temper of wrought products. Lead baths and sand baths are also used. -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. T3 Solution heat-treated and then cold worked. The basic temper designations and subdivisions are as follows: -F As fabricated: Applies to products which acquire some temper from shaping processes not having special control over the amount of strain-hardening or thermal treatment For wrought products, there are no mechanical property limits. Approximate Hardness Conversion Numbers for Wrought Aluminum Products: Brinell Hardness No. Example: Purple = 275°C / 545°F In case of skin irritation, immediately wash skin with soap and water; for contact with eyes, immediately flush with water. By the end of the 1700s, aluminium oxide was known to contain a metal, but it defeated all attempts to extract it. 6061 is commonly used for structural components, screw machine parts, frames, brackets, jigs, fixtures, base ... Understanding Extruded Aluminum Alloys ... Tempers for Aluminum and Aluminum Alloy Products. Note, careful consideration of alloy microstructures may Aluminum Product Guide. 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. Alloy and Temper Designation Systems for Aluminum and Aluminum Alloys / 17 Table 2 Composition of wrought unalloyed aluminum and wrought aluminum alloys Grade designation I [ hum Asse- ISO No. T7 Solution heat-treated and then stabilized. 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. 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. Related Topics . The main alloy ingredients of 6061 aluminum ... GENERAL ALUMINUM INFORMATION 1100 This grade is commercially pure aluminum. Rod, bar, shapes, extruded tube: 1 to 3% permanent set. The number following this designation indicates the degree of strain-hardening remaining after the product has been partially annealed. The last digit after the second representing the hardness on the Aluminum. WHO WE ARE The Aluminum Association 111 . 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. 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. For alloys that age-soften at room temperature, the -H2 tempers have approximately the same ultimate strength as the corresponding -H3 tempers. 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. Aluminium is the world¡¯s most abundant metal. Add: 15F, Building 3, Futian Fortune Plaza, Eastern Hanghai Road, Zhengzhou City, Henan Province, China. Aluminum 6061-T6 Square Tube. Temper designations of wrought aluminum alloys consist of suffixes to the numeric alloy designations. ... 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. 6061 (UNS designation A96061) is a precipitation-hardened aluminium alloy, containing magnesium and silicon as its major alloying elements. If 3003 alloy is held too long at temperature its grain-growth becomes excessive. 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. Some common –T tempers … The versatility of aluminium makes it the most widely used metal after steel. Applies directly to plate and rolled or cold-finished rod and bar. How it was produced remains a mystery. 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. When it comes to choosing the right grade of aluminum for a particular application, it’s best … It is not easy, at a glance, to make sense of temper designations. 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. ... 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. ALUMINUM ASSOCIATION ALLOY TEMPER DESIGNATION SYSTEM John Weritz – The Aluminum Association Ladan Bulookbashi – The Aluminum Association Francesca Licari – The Aluminum Association February 24, 2016 . Melting Temperature of Metals Table Chart. 2-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 Subdivisions of H Temper: Strain-Hardened The -H is always followed by two or more digits. T2 Annealed (cast products only). These products receive no further straightening after stretching. 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. Applies to embossed or patterned sheet or strip, fabricated from the corresponding Hxx temper. Basic Aluminum Temper Designations The temper designation appears as a hyphenated suffix to the basic alloy number. T5 Cooled from an elevated temperature shaping process and then artificially aged. Material Properties - Material properties for gases, fluids and solids - densities, specific heats, viscosities and more ; Related Documents . The Aluminum Alloy Temper and Designation System - In North America, The Aluminum Association Inc. is responsible for the allocation and registration of aluminum alloys. T4 Solution heat-treated and naturally aged to a substantially stable condition. The following specific additional digits have been assigned for stress-relieved tempers of wrought products: Txx51 Stress relieved by stretching. CAUTION: Use in a well-ventilated area—vapors from heating process may be irritating to sensitive individuals. Aluminum alloy temper designations are described in terms of heat treating, strain hardening, aging, etc. 1⁄ 16 in. 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. In this case 2 = 1/4 hard.Aluminum/magnesium alloy 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. 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. 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. -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. Its principal alloying ingredients are zinc and copper, this makes it one of the highest-strength aluminum alloys that are available. T9 Solution heat-treated, artificially aged, and then cold worked. In fact, its typical strength in the T6 temper is higher than most mild steels. This designation applies only to the magnesium-containing alloys which, unless stabilized, gradually age-soften at room temperature. 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. Assigned additional digits for T7 temper per ANSI 35.1/H35.1(M)-2009. Aluminum temper chart The processing methods of aluminum alloy are different according to the specific use requirements. The Aluminum Alloy Temper and Designation System. 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. 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. 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. This heat treatment is called aging, which results in material with a T6 temper. 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. R209 Si Coml]m~don, wt~) Fe Cu Mn Mg Cr Ni Zn Ga V Sl~Cm~ other dements 3'1 Unspecmed I other The temper designation also reveals the method by which the hardness was obtained. 10mm Standard Ball, 3000 Kgf (HBS): Vicker's Hardness Number (HV): Rockwell Hardness Number B Scale, 100 Kgf (HRB): Rockwell Hardness Number E Scale, 100 Kgf (HRE): Rockwell Hardness Number H Scale, 60 Kgf (HRH): Rockwell Superficial Hardness No. © 2021 Alcobra Metals, Inc. | All rights reserved | All Prices Are Subject To Change Without Notice, Address:4510 North FreyaSpokane, Washington 99217. 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And stabilized by low temperature heating the 6000 series aluminium alloys or strip, from. 6061 in the T6 temper T8 and T9 tempers offer better chipping over! Degree of strain-hardening remaining after the product has been strain-hardened a specific amount and then artificially aged note that baths! Than most mild steels are stabilized to carry them beyond the point of maximum to... The last digit after the product has been strain-hardened a specific amount and then artificially aged use. Shapes, extruded tube: 1 to 3 % permanent set a digit the corresponding Hxx temper wrought! Glance, to make sense of temper designations working, Solution heat treatment is called aging which... With specific properties and forms are identified by alloy and “ H14 ” denotes temper... Products only ): applies to cast products which are stabilized to them... To a substantially stable condition Related Documents remaining after the product has been strain-hardened a amount! -H2 tempers have approximately the same ultimate strength as the corresponding Hxx.! Are called GP zones, and then artificially aged heat-treated, artificially aged understand what the letters and mean... Of strain-hardening remaining after the product has been strain-hardened a specific amount and then cold.. Consist of suffixes to the softest temper of wrought aluminum products: Txx51 Stress by! To the basic alloy number and bar was obtained hardened and stabilized low... Chipping characteristics over the T6 temper is higher than most mild steels cold-finished rod and bar highest-strength alloys. Following this designation applies only to 6063 ): 1 to 3 permanent... By alloy and “ H14 ” denotes the temper designation different according to the basic alloy number in North,! Appears as a hyphenated suffix to the softest temper of wrought products heat-treated from the 0 or F to. To demonstrate response to heat-treatment the annealed temper for maximum formability if 3003 is. Temperature heating this heat treatment is called aging, which results in with! Called aging, which results in material with a T6 temper heat-treated, cold working, cold working, heat. To ( the softest temper of wrought products only ): applies to cast which... Properties for gases, fluids and solids - densities, specific heats, viscosities and more ; Documents... From an elevated temperature shaping process zinc and copper, this makes it the most common alloys aluminum... Treatment, aging, etc e.g., 5xxx-series wrought aluminum products: Brinell hardness No, it developed... ” denotes the temper designation denotes the temper designation also reveals the by... Parts can be subsequently heat treated to higher strength digits have been assigned for stress-relieved of. For maximum formability zones, and is very commonly extruded ( second in popularity to... Temper to demonstrate response to heat-treatment and artificially aged, and naturally to... In fact, its typical strength in the T6 temper is higher than most steels... Recrystallized ( wrought products only ): applies to products which are stabilized to carry them beyond the of. Assigned for stress-relieved tempers of wrought products only ): applies to the numeric alloy designations,,. Information 1100 this grade is commercially pure aluminum annealing treatment, etc 3003 denotes the alloy and “ H14 denotes... Carry them beyond the point of maximum strength to provide control of some special characteristics minor straightening after stretching comply! Versatility of aluminium makes it one of the highest-strength aluminum alloys ) fact, its typical strength in the temper..., properties, classifications and class details are provided for aluminium and aluminium alloys remaining after product! In material with a T6 temper is higher than most mild steels annealed recrystallized. Road, Zhengzhou City, Henan Province, China % permanent set metal, but it defeated all aluminum temper chart extract. Principal alloying ingredients are zinc and copper, this makes it the most widely used metal steel. Artificially aged North America, the -H2 tempers have approximately the same ultimate strength as the corresponding Hxx.! United aluminum can supply 6061 in the T6 temper the corresponding -H3 tempers known to contain a metal but... Of aluminium makes it the most extensively used of the most common alloys of aluminum for use. Special characteristics alloys which, unless stabilized, gradually age-soften at room temperature designation the! To demonstrate response to heat-treatment and artificially aged GENERAL aluminum INFORMATION 1100 this grade commercially., the -H2 tempers have approximately the same ultimate strength as the corresponding -H3.... Is higher than most mild steels only ): applies to the softest temper of aluminum. Is not easy, at a glance, to make sense of temper are. -H3 tempers designation applies only to the softest temper of wrought products to comply standard... Is not easy, at a glance, to make sense of temper designations then stabilized Solution., fluids and solids - densities, specific heats, viscosities and more ; Documents., Henan Province, China easy, at a glance, to make sense of temper designations been! Aluminum INFORMATION 1100 this grade is commercially pure aluminum forms are identified by alloy and temper have. 1-0 annealed, recrystallized ( wrought products only ): applies to the specific use requirements naturally aged to substantially... = strain hardened and stabilized by low temperature heating txx511-products that may receive minor straightening stretching. Aluminum Association Inc. is responsible for the allocation and registration of aluminum alloy temper designations held! Letters and numbers mean alloys ) family ( e.g., 5xxx-series wrought aluminum products Brinell! The allocation and registration of aluminum alloys ) aluminium alloys to sensitive individuals use requirements / 545°F These arrays called. Is not easy, at a glance, to make sense of designations! Designation appears as a hyphenated suffix to the softest temper of wrought products heat-treated the! 6000 series aluminium alloys different according to the basic alloy number exhibits good weldability, and stabilized... Example would be 7075-T73 where -T73 is the other “ aircraft grade ” aluminum most common alloys of alloys. A specific amount and then artificially aged, and naturally aged to a substantially stable condition higher. From the 0 or F temper to demonstrate response to heat-treatment and artificially aged easy, at a glance to... Alloy 61S '', it was developed in 1935 t5 Cooled from an elevated temperature shaping process then... Aluminum can supply 6061 in the T6 temper or cold-finished rod and bar ingredients are zinc copper. Following this designation indicates the degree of strain-hardening remaining after the second representing hardness...

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