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Low Temperature Mechanical Properties Of Copper and Selected ...

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Modulus of Elasticity of Cu-Sn (Phosphor Bronze)<br />

TEMPERATURE, °F<br />

-4OO -300 -200 -IOO 0 IOO 300 300 4OO 500<br />

22x10*-<br />

CURVE<br />

NO.<br />

U<br />

120<br />

Cold drawn 85% (spring) - 0. 101mm. C. S. - RB = 94,<br />

grade A, bar supplied - 3/4 inch diam. Bar .ample -<br />

reduced section: 1. 5 inches long X 0. 247 inch reduced<br />

diani. , crosshead speed = 0. 02 inch/minute, clamp-on<br />

•train gage extensometer, data spread = * 5%, 1 inch G. L.<br />

Hard drawn, grade A, bar supplied - 1/2 inch diam. Bar<br />

•ample - 0. 375 inch diam.<br />

Cu<br />

94.9 0. 1<br />

95.6<br />

Zn<br />

COMPOSITION

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