Tools › Materials › Aluminum › 7050-T73511 Extrusion

7050-T73511 Extrusion: MIL-HDBK-5J Design Allowables

show SI units (MPa, GPa, kg/m³) open the MIL-HDBK-5J tool compare against temperature find alternatives

Material class	Aluminum
Alloy / temper / form	7050 / T73511 / Extrusion
Specifications	AMS 4341
Handbook	MIL-HDBK-5J, 31 January 2003, section 3.7.4.0, Table 3.7.4.0(e) (pdf page 329 of the chapter file)
Dimension bands	5
Density	0.102 lb/in3

Design Mechanical and Physical Properties (room temperature)

As printed in the handbook table. 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 band		0–1 in, area 0–32 in2	1.001–2.000 in, area 0–32 in2	2.001–3.000 in, area 0–32 in2	3.001–4.000 in, area 0–32 in2	4.001–5.000 in, area 0–32 in2
Specification		AMS 4341	AMS 4341	AMS 4341	AMS 4341	AMS 4341
Basis		S	S	S	S	S
F_tu, ksi	L	70	70	70	70	70
F_tu, ksi	LT	68	66	65	63	62
F_ty, ksi	L	60	60	60	60	60
F_ty, ksi	LT	57	56	55	53	52
F_cy, ksi	L	60	60	60	61	61
F_cy, ksi	LT	60	59	58	56	55
F_su, ksi	L	39	39	38	37	36
F_su, ksi	LT	39	39	38	37	36
F_bru (e/D = 1.5), ksi	L	103	100	96	91	87
F_bru (e/D = 1.5), ksi	LT	103	100	96	91	87
F_bru (e/D = 2.0), ksi	L	133	129	124	120	115
F_bru (e/D = 2.0), ksi	LT	133	129	124	120	115
F_bry (e/D = 1.5), ksi	L	82	80	78	76	74
F_bry (e/D = 1.5), ksi	LT	82	80	78	76	74
F_bry (e/D = 2.0), ksi	L	97	95	93	91	88
F_bry (e/D = 2.0), ksi	LT	97	95	93	91	88
e, %	L	8	8	8	8	8
e, %	LT	…	…	…	…	…
E, Msi		10.3	10.3	10.3	10.3	10.3
E_c, Msi		10.7	10.7	10.7	10.7	10.7
G, Msi		3.9	3.9	3.9	3.9	3.9
ν		0.33	0.33	0.33	0.33	0.33
ρ, lb/in3		0.102	0.102	0.102	0.102	0.102

Effect of Temperature

The handbook maps no temperature-effect figure to this table.

Other 7050 Tables

7050-T74 Die forging (Table 3.7.4.0(c))
7050-T7451 Plate (Table 3.7.4.0(b))
7050-T74511 Extrusion (Table 3.7.4.0(e))
7050-T7452 Die forgings (Table 3.7.4.0(c))
7050-T7452 Hand Forging (Table 3.7.4.0(d))
7050-T7651 Plate (Table 3.7.4.0(b))
7050-T76511 Extrusion (Table 3.7.4.0(e))

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from the chapter tables; check the printed table before use in a certified analysis, and note that MIL-HDBK-5J was superseded by MMPDS, whose later editions may differ.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.