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Low Temperature Mechanical Properties Of Copper and Selected ...

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Tensile <strong>and</strong> Yield Strength of <strong>Copper</strong><br />

TEMPERATURE, °F<br />

-400 -300 -200 -100 0 100 200 300 400 500<br />

CURVE<br />

NO.<br />

Cu<br />

COMPOSITION (weight%><br />

Zn Sn At Ni Other<br />

REF,<br />

NO.<br />

A.,o,,«, ^, r^^ h^.^.,PP^.^ l^<br />

0.08O<br />

^^<br />

X 1/4 inch d.am. , stress rate constant: 11.-0 pit/minute,<br />

n<<br />

^cidt.cnL," 14?! 1!/! ; n Ici«TJlg i; r;>4 ?«h "dZle ~<br />

<strong>and</strong> hydrogen, but deferences fn te7. result. Mgl.gible.<br />

?9. 54<br />

0. 13A8, 0. 13O,<br />

0. lOPb, 0, 08Sn.<br />

O.OZFe<br />

n<br />

M<br />

Rolled, bar supplied - \/i inch diam. Bar sample - re<br />

duced section - 2-1/2 inches long x 1/4 inch diam.<br />

>9.84<br />

0. 08O, 0.015<br />

28<br />

I79b<br />

inch dum.<br />

179<br />

210<br />

0. H75 inch diam.<br />

.10 ia<br />

Cold rolled. Y. S.<br />

J9.9<br />

302<br />

4i^b<br />

Rolled, Bar sample - 0. ~lt inch diam.<br />

422<br />

46 5a<br />

sample strained ID hard condition - then tested after 1/4<br />

hr., Y.S - 0.-!% offset.<br />

465<br />

465<br />

Tested af«r «6 hr,. Other specification, same „ 465,.<br />

465<br />

200 300 400<br />

TEMPERATURE, °K<br />

TEMPERATURE, °F<br />

-400 -300 -200 -100 0 100 200 300 400 500<br />

CURVE<br />

NO.<br />

Cu<br />

Zn<br />

COMPOSITION (weight%)<br />

Sn At Ni Other<br />

REF.<br />

NO.<br />

li<br />

Aged 450'C - 1 hr. - O.a03mm, C. S. - RB = 68 - after<br />

85-90%, bar supplied - 3/4 inch diam. Bar sample - recro»«head<br />

speed ~ O.OZ inch/minute.<br />

Sal<br />

Zr, t emeu s°lre<br />

appro timat<br />

0. 18Zr, 16ppm<br />

Ag, 12ppm S.<br />

2ppm A., 5ppm<br />

Sb, < 3PPm 0<br />

]<br />

lj<br />

•am<br />

as 1<br />

1<br />

Other specifications same as li.<br />

92*<br />

Heated 1562'F - l/t hr. - water quenched. Y.S. - O.Z*<br />

•train.<br />

39.77<br />

0.23Zr<br />

92<br />

143*<br />

Aged 750 to 800 T - 1 to 1 hr». , - Rg = 48 - after cold<br />

drawing 75%. bar supplied - 3 inch dUm. Bar .ample -<br />

reduced section - 1.2.5 inches long X 0.48 inch diam. ,<br />

Y.S. - 0.2% offset.<br />

J9.84<br />

0. 16Zr<br />

143<br />

143b<br />

RB - 57. Other specifications same a* 143a.<br />

99.82<br />

0. 18Zr<br />

143<br />

18 U<br />

Aged at 752 T - after cold drawing 54%. Bar cample -<br />

0.25 inch diam., crosshead .peed -- O.OE inch/minute.<br />

99.85<br />

0. 15Zr<br />

281<br />

*81b<br />

0.25 inch diam., crosshead .peed = 0.02 inch/minute.<br />

99.85<br />

0. 15Zr<br />

281<br />

18 Ic<br />

Aged 842 T - after cold drawing 84%. Bar (ample - 0.25<br />

inch diarn.rcroasjhead apeed - 0.02 inch/minute.<br />

99.3<br />

0. 7Cr<br />

281<br />

*9«b<br />

Aged ("fully heat treated"), bar supplied - 3/4 inch diam. .<br />

cro.ihead .peed = 0. 1 inch/minute.<br />

W. 4<br />

0.6Cr<br />

298<br />

100 200 300 400<br />

TEMPERATURE, °K<br />

500<br />

20

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