Low Temperature Mechanical Properties Of Copper and Selected ...

Fatigue Behavior of Copper (Electrolytic Tough Pitch)
CURVE
NO
COMPOSITION (weight*)
Cu Zn Sn At Ni Other
REF
NO.
216*
Annealed HU-I - ' .ever., Hr.. ••- Ar atmo.. W,, ple -
0.03O
216
70
225t.p, ». , R -i.
iI6b
0. 03O
216
• pecification. »amr a. 2 1 6.1 .
1 1 be
0. 03O
216
a* 216*.
10° I06 I07 I08
FATIGUE LIFE, cycles
CURVE
COMPOSITION (vweight %)
REF
NO.
Cu
Zn Sn
At Ni
Other
NO.
lOd
Annealed 1111° f - i ,1/4 hrs. -0.040mm. G. 5. , room temp. :
rsTo\-^:i;d;^T^^Tdi 3d"«7;«i: samplcs at
99.95
0. 03O
10
78 e
A 1 d 1382°F 1 1
0.03
0.04O, O.OlAs
78
• ample - 3/8 inch reduced diam. , rotating beam - 2700 r.p.m.
146*
0.01
O.OlPb, O.OIFe
146
water quenched, room temp. : 1' . T. S. -- 31 ,200 pgi - Bnnel!
6X IO'*ndl.4X 1C " cycle* did not break.
M6b
Fiexura! bea m . Other .pecihcanon. .ame a, 14ba.
99. 9/
0.01
O.OJPb, 0. OIFe
146
204a
99.
204
U. T. S. T- 46,500 p»i - Y. S. ; 21,200 psi (0.01% offset), bar
996
supplied - 1 inch diam. Sample - conically tapered, rotating
99.
204
Other ipeciiicahon* same as 204a.
996
204c
Annealed 1200 ° F - 1 hr. - after hot rolling, room temp. :
99.
204
U. T. S. = 31.200 p»; - Y. S. r 4,500 pn (0. 01% offset). Other
996
20 4d
99.
204
Other .peculation, .ame a. 204a.
996
261
t«mp. :U,T.S. = 31,000 p.i - Y.S. = 2, SCO psi (0. 1% offset) -
diam. . .ingle point rotating cantilever - 4500 r.p.m.
38 ba
Annealed 600'C - 1/2 hr, , room temp. : U. T. S. = 33,400 p»i-
Y.S. ; 6.850 psi (0. 2% offset) - R F - 34.0. Rotating beam.
99.93
386
43 6b
O.OIFe
436
456»
O.OIFe
456
U. T. S, - 46,900 psi - Y. S. : 20.000 psi. Notched .ample -
456b
Annealed 750 T - 2 hr». - furnace cooled, room temp. :
O.OIFe
456 FATIGUE LIFE, cycles
• ame us 456*.
42