Table 3.7.9.0: (b). Design Mechanical and Physical Properties of 7249 Aluminum Alloy Hand Forging

MIL-HDBK-5J, Metallic Materials and Elements for Aerospace Vehicle Structures

Last Updated 29 Oct 2026

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Specification	AMS 4334
Form	Hand forging
Temper	T7452
Thickness, in.	≤1.500	1.501-2.000	2.001-2.500	2.501-3.000	3.001-3.500	3.501-3.900	3.901-4.500	4.501-5.000	5.001-5.500	5.501-6.000
Basis	S	S	S	S	S	S	S	S	S	S
Mechanical Properties:
F_tu, ksi:
L	76	75	74	73	72	71	69	68	67	66
LT	76	75	74	73	72	71	69	68	67	66
ST					72	71	69	68	67	66
F_ty, ksi:
L	68	67	66	64	63	61	59	58	56	55
LT	68	67	66	64	63	61	59	58	56	55
ST					59	58	57	56	54	53
F_cy, ksi:
L	66	65	64	62	61	59	57	56	54	53
LT	70	69	68	66	65	63	61	60	58	57
ST	73	72	71	68	67	65	63	62	60	59
F_su, ksi:
L^a	49	48	47	47	46	46	44	44	43	42
LT^a	47	46	46	45	45	44	43	42	41	41
F_bru^b, ksi:
(e/D = 1.5)	107	106	104	103	101	100	97	96	94	93
(e/D = 2.0)	137	135	134	132	130	128	125	123	121	119
F_bry^b, ksi:
(e/D = 1.5)	94	93	91	88	87	84	82	80	77	76
(e/D = 2.0)	109	107	106	102	101	98	94	93	90	88
e, percent:
L				12					12
LT				10					10
ST										5
E, 10³ ksi	10.1
E_c, 10³ ksi	10.4
G, 10³ ksi	3.8
μ	0.33
Physical Properties:
ω, lb/in.³
C, K, and α

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