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7075-T6, T6510, T6511, and T62 Extrusion (rod, bar, and shapes): MIL-HDBK-5J Design Allowables

Material classAluminum
Alloy / temper / form7075 / T6, T6510, T6511, and T62 / Extrusion (rod, bar, and shapes)
SpecificationsAMS-QQ-A-200/11
HandbookMIL-HDBK-5J, 31 January 2003, section 3.7.6.0, Table 3.7.6.0(g) (pdf page 385 of the chapter file)
Dimension bands8
Density2796 kg/m³

Design Mechanical and Physical Properties (room temperature)

Converted from the handbook table (ksi, Msi, lb/in³) and rounded to 4 significant figures; dimension bands in inches with mm in parentheses. Bases: A and B are statistical minimums (99 % and 90 % probability at 95 % confidence), S the specification minimum. Grain directions: L longitudinal, LT long transverse, ST short transverse.

Dimension band0.000–0.249 in (0–6.325 mm), area 0–20 in2 (0–12900 mm²)0.250–0.499 in (6.35–12.67 mm), area 0–20 in2 (0–12900 mm²)0.500–0.749 in (12.7–19.02 mm), area 0–20 in2 (0–12900 mm²)0.750–1.499 in (19.05–38.07 mm), area 0–20 in2 (0–12900 mm²)1.500–2.999 in (38.1–76.17 mm), area 0–20 in2 (0–12900 mm²)3.000–4.499 in (76.2–114.3 mm), area 0–20 in2 (0–12900 mm²)3.000–4.499 in (76.2–114.3 mm), area 0–32 in2 (0–20650 mm²)4.500–5.000 in (114.3–127 mm), area 0–32 in2 (0–20650 mm²)
SpecificationAMS-QQ-A-200/11AMS-QQ-A-200/11AMS-QQ-A-200/11AMS-QQ-A-200/11AMS-QQ-A-200/11AMS-QQ-A-200/11AMS-QQ-A-200/11AMS-QQ-A-200/11
BasisABABABABABABSAB
Ftu, MPaL537.8565.4558.5586.1558.5586.1558.5586.1558.5586.1558.5579.2537.8537.8558.5
LT517.1544.7537.8565.4530.9558.5517.1544.7489.5517.1461.9475.7441.3434.4448.2
ST……………………461.9489.5461.9475.7441.3434.4448.2
Fty, MPaL482.6510.2503.3530.9496.4524496.4524496.4524489.5510.2482.6468.8489.5
LT455.1482.6475.7496.4461.9489.5448.2475.7420.6448.2386.1406.8379.2358.5379.2
ST……………………386.1406.8379.2399.9379.2358.5379.2
Fcy, MPaL482.6510.2503.3530.9496.4524496.4524496.4524489.5510.2482.6468.8489.5
LT496.4524510.2537.8503.3530.9489.5517.1461.9489.5427.5441.3420.6393413.7
ST……………………427.5455.1427.5441.3420.6393413.7
Fsu, MPaL282.7303.4296.5310.3296.5310.3296.5310.3289.6303.4275.8289.6268.9262275.8
LT282.7303.4296.5310.3296.5310.3296.5310.3289.6303.4275.8289.6268.9262275.8
ST……………………289.6303.4275.8289.6268.9262275.8
Fbru (e/D = 1.5), MPaL765.3806.7792.9834.3792.9827.4779.1820.5758.4792.9730.8758.4703.3696.4723.9
LT765.3806.7792.9834.3792.9827.4779.1820.5758.4792.9730.8758.4703.3696.4723.9
ST……………………758.4792.9730.8758.4703.3696.4723.9
Fbru (e/D = 2.0), MPaL965.3102010071055999.71048992.81041972.21020944.6979.1910.1903.2937.7
LT965.3102010071055999.71048992.81041972.21020944.6979.1910.1903.2937.7
ST……………………972.21020944.6979.1910.1903.2937.7
Fbry (e/D = 1.5), MPaL634.3668.8661.9696.4648.1682.6641.2675.7613.6648.1579.2606.7572.3544.7572.3
LT634.3668.8661.9696.4648.1682.6641.2675.7613.6648.1579.2606.7572.3544.7572.3
ST……………………613.6648.1579.2606.7572.3544.7572.3
Fbry (e/D = 2.0), MPaL744.6786779.1820.5765.3806.7758.4799.8730.8772.2696.4723.9689.5655689.5
LT744.6786779.1820.5765.3806.7758.4799.8730.8772.2696.4723.9689.5655689.5
ST……………………730.8772.2696.4723.9689.5655689.5
e, %L7777777…777…666
LT………………………………………
ST………………………………………
E, GPa71.7171.7171.7171.7171.7171.7171.7171.7171.7171.7171.7171.7171.7171.7171.71
Ec, GPa73.7773.7773.7773.7773.7773.7773.7773.7773.7773.7773.7773.7773.7773.7773.77
G, GPa27.5827.5827.5827.5827.5827.5827.5827.5827.5827.5827.5827.5827.5827.5827.58
ν0.330.330.330.330.330.330.330.330.330.330.330.330.330.330.33
ρ, kg/m³279627962796279627962796279627962796279627962796279627962796

Effect of Temperature

Percent of the room-temperature value against temperature, digitized from the handbook figures (the shortest exposure of each figure, every 10 °F). Strength curves give the allowable at temperature; "after exposure" curves give the room-temperature property after a soak at that temperature.

Strength allowables at temperature, percent of room temperature

Moduli at temperature

Elongation and exposure effects

°CF_tuF_tyF_cyF_suF_bruF_bry
-184117.8117.6
-129110110
-73105.5105.6
-18102.9102.8
3898.698.999.899.897.299.5
9389.291.294.79787.596.1
14974.27980.584.677.884.3
20445.75050.558.253.158.5
2619.919.820.227.724.323.1
31611.811.815.614.5

Factors in percent of the room-temperature allowable.

Other 7075 Tables

Source and Use

U.S. Department of Defense (2003). Metallic Materials and Elements for Aerospace Vehicle Structures. MIL-HDBK-5J, 31 January 2003 (public domain). The values are the handbook's design allowables as extracted from the chapter tables; check the printed table before use in a certified analysis, and note that MIL-HDBK-5J was superseded by MMPDS, whose later editions may differ. No warranty is given.