Low Temperature Mechanical Properties Of Copper and Selected ...

Tensile Elongation of 65Cu-35Zn (Yellow Brass)
TEMPERATURE, °F
-460-400 -300 -2OO -IOO 0 IOO ZOO 300 400 500
CURVE
NO
Cu
Zn
COMPOSITION (weight*)
Sn At Ni Other
REF.
NO.
24*
Wrought. I inch G. L.
65.0
35.0
2t
24b
4Sa
Wrought. 2 Inch G. L.
Annealed 1020T-2 hr». - CO 3 atmoi. Bar eample- 0.197
inch diam., 1.97 inch G. L. Lower curve denote* elonga
tion prior to (ample necking.
66.6 33.4
67.0 33.0
24
45
45b
Cold worked 40%. Bar .ample -0.197 inch diam. , 1.97 inch
G. L. Lower curve denote! elongation prior to •ample
necking.
67.0
33.0
45
170
64.8 34.0
0. 9Pb, 0. IFe
170
282
Annealed 932*F - 1/2 hr. , bar eupplied - 5/8 inch dUm.
Bar cample - 0. 394 inch diam. , 2 inch G. L.
63.8
35. 7
0.4Pb. 0. IFe
282
308
Annealed. 1 inch G. JL.
65.0
35.0
308
100 200 300 400
TEMPERATURE, "K
500
Tensile Reduction of Area of 70Cu-30Zn (Yellow Brass)
TEMPERATURE, °F
-460-400 -300 -200 -100 0 100 200 300 400 500
90 ——H
CURVE
NO.
Cu
Zn
COMPOSITION (weight%)
Sn At Ni Other
REF.
NO.
45.
Annealed 1020'F - 2 hr». - CO a atmo*. Bar sam
ple - 0. 197 inch diam.
67.0
33.0
45
[45a] Anneoltd
45b
Cold worked 40%. Bar .ample - 0. 197 inch diam.
67.0
33.0
45
170
•82
Bar cample - 0. 118 inch diam.
Annealed 932*F - 1/2. hr. , bar .applied - 5/8 inch diam.
Bar sample - 0. 394 inch diam.
64.8
63.8
34.0
35. 7
0.9Pb. 0. IFe
0. 4Pb, 0. IFe
170
2B2
70
g 60
\
UJ 50
\
O 40
I-
O
§LJ
[45b] Cold Worked 4O%
DC 30
20
100 200 300 400
TEMPERATURE,°K
500
82