Specification	Form
AMS-T-9046	Sheet, strip, and plate
AMS 4979	Bar and forging
MIL-T-81556, AMS-T-81556	Extruded bar and shapes
AMS 4971	Bar and forging
AMS 4978	Bar and forging
AMS 4918	Sheet, strip, and plate

The M P a b

Specification	AMS-T-9046, Comp. AB-3, and AMS 4918
Form	Sheet, strip, and plate
Condition	Annealed							Solution treated and aged
Thickness, in.	<0.1875		0.1875-0.500	0.501-1.000	1.001-1.500	1.501-2.000	2.001-4.000	≤0.1875	0.1875-1.500	1.501-2.500	2.501-4.000
Basis	A	B	S	S	S	S	S	S	S	S	S
Mechanical Properties:
Ftu, ksi:
L	155	160	150	150	150	150	145	170	170	160	150
LT	155	150	150	150	150	150	145	170	170	160	150
Fty, ksi:
L	145a	152	140	140	140	140	135	160	160	150	140
LT	145a	154	140	140	140	140	135	160	160	150	140
Fcy, ksi:
L			139	142	146	148			170
LT			151	147	141	136			170
Fsu, ksi:			91	93	95	95			101
Fbru, ksi:
(e/D = 1.5)			236	241	247	250			264
(e/D = 2.0)			294	303	312	317			324
Fbry, ksi:
(e/D = 1.5)			193	196	199	202			237
(e/D = 2.0)			215	223	234	240			266
e, percent (S-basis):
L	10b		10	10	10	10	8	8	8	6	6
LT	8b		8	8	8	8	6	6	8
E, 103 ksi							16.0
Ec, 103 ksi									16.4
G, 103 ksi										6.2
μ											0.31
Physical Properties:
ω, lb/in.3											0.164
C, K, and α											See Figure 5.4.2.0

MIL-HDBK-5J

5.4.2.0 (c). Design Mechanical and Physical Properties of Ti-6Al-6V-2Sn Bar

Specification	AMS 4978						AMS 4971 and AMS 4979
Form	Bar						Bar and forging
Condition	Air-cool annealeda						Solution treated and aged
Thickness or diameter, in	≤1.500		1.501- 3.000		3.001- 4.000		≤1.000	1.001 2.000	2.001 3.000	3.001- 4.000
Basis	A	B	A	B	A	B	S	S	S	S
Mechanical Properties:
Fu, ksi:
L	144	150	139	145	136	142	175	170	155	150
LTb	147	152	143	148	140	145	175	170	155	150
STb									155	150
Fy, ksi:
L	131	138	126	132	123	129	160	155	145	140
LTb	136	141	131	136	127	132	160	155	145	140
STb									145	140
Fcy, ksi:
L
LTb
STb
Fsu, ksi
Fbru, ksi:
(e/D = 1.5)
(e/D = 2.0)
Fbry, ksi:
(e/D = 1.5)
(e/D = 2.0)
e, percent (S-basis):
L	10		10		10		8	8	8	8
LTb	8		8		8		6	6	6	6
STb			8		8				6	6
RA, percent (S-basis):
L	20		20		15		20	20	20	20
LTb	15		15		15		15		15	15
STb					15					15
E, 103 ksi	16.0
Ec, 103 ksi	16.4
G, 103 ksi	6.2
μ	0.31
Physical Properties:
ω, lb/in.3	0.164
C, K, and α	See Figure 5.4.2.0

MIL-HDBK-5J

5.4.2.0 (d). Design Mechanical and Physical Properties of Ti-6Al-6V-2Sn Forging

Specification	AMS 4978
Form	Forging
Condition	Annealed
Thickness, or diameter, in.	≤2.000	2.001-4.000
Basis	S	S
Mechanical Properties:
Ftu ksi:
L	150	145
LTa	150	145
STa		145
Fty ksi:
L	140	135
LTa	140	135
STa		135
Fcy, ksi:
L
LTa
STa
Fsu ksi
Fbru, ksi:
(e/D=1.5)
(e/D=2.0)
Fbry, ksi:
(e/D=1.5)
(e/D=2.0)
e, percent:
L	10	10
LTa	8	8
STa		7
RA, percent:
L	20	20
LTa	15	15
STa	15	15
E, 10³ ksi	16.0
Ec, 10³ ksi	16.4
G, 10³ ksi	6.2
μ	0.31
Physical Properties:
ω, lb/in.³	0.164
C, K, and α	See Figure 5.4.2.0

MIL-HDBK-5J