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7475-T61 Clad sheet: MIL-HDBK-5J Design Allowables

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Material class	Aluminum
Alloy / temper / form	7475 / T61 / Clad sheet
Specifications	AMS 4207
Handbook	MIL-HDBK-5J, 31 January 2003, section 3.7.10.0, Table 3.7.10.0(d) (pdf page 462 of the chapter file)
Dimension bands	3
Density	0.101 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		0.040–0.062 in	0.063–0.187 in		0.188–0.249 in
Specification		AMS 4207	AMS 4207		AMS 4207
Basis		S	A	B	S
F_tu, ksi	L	69	69	73	72
F_tu, ksi	LT	69	70	73	72
F_ty, ksi	L	61	64	67	63
F_ty, ksi	LT	59	60	64	61
F_cy, ksi	L	60	61	65	62
F_cy, ksi	LT	63	64	68	65
F_su, ksi	L	42	40	41	39
F_su, ksi	LT	42	40	41	39
F_bru (e/D = 1.5), ksi	L	110	111	116	115
F_bru (e/D = 1.5), ksi	LT	110	111	116	115
F_bru (e/D = 2.0), ksi	L	140	142	148	146
F_bru (e/D = 2.0), ksi	LT	140	142	148	146
F_bry (e/D = 1.5), ksi	L	89	90	96	92
F_bry (e/D = 1.5), ksi	LT	89	90	96	92
F_bry (e/D = 2.0), ksi	L	102	104	111	106
F_bry (e/D = 2.0), ksi	LT	102	104	111	106
e, %	L	…	…	…	…
e, %	LT	9	9	9	9
E, Msi		10	10	10	10
E_c, Msi		10.5	10.5	10.5	10.5
G, Msi		3.8	3.8	3.8	3.8
ν		0.33	0.33	0.33	0.33
ρ, lb/in3		0.101	0.101	0.101	0.101

Effect of Temperature

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

Other 7475 Tables

7475-T61 Sheet (Table 3.7.10.0(b))
7475-T651 Plate (Table 3.7.10.0(b))
7475-T7351 Plate (Table 3.7.10.0(c))
7475-T761 Clad sheet (Table 3.7.10.0(d))
7475-T761 Sheet (Table 3.7.10.0(b))
7475-T7651 Plate (Table 3.7.10.0(b))

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from the chapter tables; check the printed table before use in a certified analysis, and note that MIL-HDBK-5J was superseded by MMPDS, whose later editions may differ.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