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C17200 Copper Beryllium-TH04 Rod and bar: MIL-HDBK-5J Design Allowables

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Material class	Beryllium
Alloy / temper / form	C17200 Copper Beryllium / TH04 / Rod and bar
Specifications	AMS 4534
Handbook	MIL-HDBK-5J, 31 January 2003, section 7.3.4.0, Table 7.3.4.0(f) (pdf page 17 of the chapter file)
Dimension bands	6
Density	0.298 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		0.000–0.375 in		0.376–0.999 in		1.000–1.499 in		1.500–1.999 in		2.000–2.499 in		2.500–3.000 in
Specification		AMS 4534		AMS 4534		AMS 4534		AMS 4534		AMS 4534		AMS 4534
Basis		A	B	A	B	A	B	A	B	A	B	A	B
F_tu, ksi	L	182	188	180	186	177	184	177	183	175	181	172	178
F_tu, ksi	ST	…	…	…	…	…	…	167	173	168	174	167	173
F_ty, ksi	L	157	165	154	162	150	162	150	158	147	155	145	152
F_ty, ksi	ST	…	…	…	…	…	…	145	153	142	150	140	147
F_cy, ksi	L	…	…	157	166	153	164	153	162	150	158	148	155
F_cy, ksi	ST	…	…	…	…	…	…	160	168	156	165	154	162
F_su, ksi	L	…	…	89	92	91	95	94	97	95	98	94	96
F_su, ksi	ST	…	…	…	…	…	…	94	97	95	98	94	96
F_bru (e/D = 1.5), ksi	L	…	…	242	250	238	247	238	246	235	243	231	239
F_bru (e/D = 1.5), ksi	ST	…	…	…	…	…	…	238	246	235	243	231	239
F_bru (e/D = 2.0), ksi	L	…	…	306	317	302	313	302	312	298	308	293	303
F_bru (e/D = 2.0), ksi	ST	…	…	…	…	…	…	302	312	298	308	293	303
F_bry (e/D = 1.5), ksi	L	…	…	220	231	214	228	214	226	210	221	207	217
F_bry (e/D = 1.5), ksi	ST	…	…	…	…	…	…	214	226	210	221	207	217
F_bry (e/D = 2.0), ksi	L	…	…	239	251	233	248	233	245	228	240	225	236
F_bry (e/D = 2.0), ksi	ST	…	…	…	…	…	…	233	245	228	240	225	236
E, Msi		18.5	18.5	18.5	18.5	18.5	18.5	18.5	18.5	18.5	18.5	18.5	18.5
E_c, Msi		18.7	18.7	18.7	18.7	18.7	18.7	18.7	18.7	18.7	18.7	18.7	18.7
G, Msi		7.3	7.3	7.3	7.3	7.3	7.3	7.3	7.3	7.3	7.3	7.3	7.3
ν		0.27	0.27	0.27	0.27	0.27	0.27	0.27	0.27	0.27	0.27	0.27	0.27
ρ, lb/in3		0.298	0.298	0.298	0.298	0.298	0.298	0.298	0.298	0.298	0.298	0.298	0.298

Effect of Temperature

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

Other C17200 Copper Beryllium Tables

C17200 Copper Beryllium-TF00 Rod and bar (Table 7.3.2.0(d))
C17200 Copper Beryllium-TH04 Rod and bar (Table 7.3.2.0(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.