Low Temperature Mechanical Properties Of Copper and Selected ...

Tensile Reduction of Area of Cu-Si (Silicon Bronze)
TEMPERATURE, °F
-400 -300 -200 -100 0 100 2OO 300 400 500
CURVE
NO.
MATERIAL AND TEST PARAMETERS
Cu
Zn
COMPOSITION (weight*)
Sn At Ni Other
REF.
NO.
U
Annealed (.oft) - 0.025mm. G. S. - RB = 54, b*r .upplied -
3/4 inch diam. Bur aample - reduced aection -1.5 inche*
long X 0.247 inch diam. , crot«he»d ipeed = 0.02 inch/
minute.
Bal
2.9S1. 0.9Mn,
0. IFe
1
9a
Hot rolled - Brinell hardne** = 182, bar • upplied - 3/4
inch diam.
95.3
3 4Si, 1.2Mn.
0 IFe
9
9b
•applied.
95.6 0.2
2 8Si, 1.2Mn,
0 2Fe
9
295
Cold drawn 42% - after annealing. Bar .ample = 0. 25
inch diam. (except 0. 5 inch for 77*K), loading «peed =
20.000 p.i. minute.
Bal
2 851, l.OMn,
0 2Fe
295
302
Rolled.
94. 5
IMn. 4. 5 Si
302
3161
Annealed 1500* F - Brinell hardne*. = 50 - after cold
drawing, 3/4 inch wrought bar supplied.
95.3
3.4S1, 1.2Mn,
0. IFe
316
316J
Ca«t (double keel block*} - RB = 52. Machined .ample.
94.6
4. ISi, 0. 9Mn
316
•00 200 300 400
TEMPERATURE, °K
Tensile Stress-Strain Curves of Cu-Si (Silicon Bronze)
CURVE
NO.
MATERIAL AND TEST PARAMETERS
Cu
COMPOSITION (weight*)
Zn Sn At Ni Other
REF.
NO.
la
Annealed (.oft) - 0.025mm. C. S. - RB = 54. bar .upplied -
3/4 inch diam. Bar cample - reduced section -1.5 inche.
long X 0.247 inch reduced diam. . cro.shead .peed -- 0. 02
inch/minute, clamp-on .train gage exten.ometer, 1 inch
G. L.
Bal
2.9Si, 0.9Mn
0. IFe
1
.08 .16 24 32 40 .48 56 .64 72
STRAIN, inches per inch
115