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2297-T87 Plate: MIL-HDBK-5J Design Allowables

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Material class	Aluminum
Alloy / temper / form	2297 / T87 / Plate
Specifications	AMS 4330
Handbook	MIL-HDBK-5J, 31 January 2003, section 3.2.9.0, Table 3.2.9.0(b) (pdf page 196 of the chapter file)
Dimension bands	3
Density	0.096 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		3.001–4.000 in	4.001–5.000 in		5.001–6.000 in
Specification		AMS 4330	AMS 4330		AMS 4330
Basis		S	A	B	A	B
F_tu, ksi	L	62	61	62	60	62
	LT	62	61	64	60	64
	ST	59	58	61	57	61
F_ty, ksi	L	57	56	58	55	58
	LT	57	56	57	55	57
	ST	54	52	54	52	54
F_su, ksi	L	30	31	33	32	34
	LT	30	31	33	32	34
	ST	30	31	33	32	34
F_bru (e/D = 1.5), ksi	L	98	97	102	95	102
	LT	98	97	102	95	102
	ST	98	97	102	95	102
F_bru (e/D = 2.0), ksi	L	128	126	132	123	132
	LT	128	126	132	123	132
	ST	128	126	132	123	132
F_bry (e/D = 1.5), ksi	L	85	84	85	82	85
	LT	85	84	85	82	85
	ST	85	84	85	82	85
F_bry (e/D = 2.0), ksi	L	99	98	99	96	99
	LT	99	98	99	96	99
	ST	99	98	99	96	99
e, %	L	5	5	5	5	5
	LT	4	4	4	4	4
	ST	1.5	1.5	1.5	1.5	1.5
E, Msi		11.3	11.3	11.3	11.3	11.3
ρ, lb/in3		0.096	0.096	0.096	0.096	0.096

Effect of Temperature

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

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from the chapter tables; check the printed table before use in a certified analysis, and note that MIL-HDBK-5J was superseded by MMPDS, whose later editions may differ.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