Low Temperature Mechanical Properties Of Copper and Selected ...

Tensile and Yield Strength of 70Cu-30Ni
TEMPERATURE , °F
-460-4OO -3OO -200 -100 0 100 ZOO 300 4OO 5OO
,60*10* -^——^——^———I———*——H——r-1——' ' * 1 '——I
CURVE
NO.
Cu
Zn
COMPOSITION ( weight %)
Sn At Ni
Other
REF.
NO.
U
Annealed - 0.036mm. G S. - Rfi = 47. Bar *«mplc -
68.6
30. 1
1
dUm. , crosshead speed = 0.02 inch/minute, Y. S, -
0.2%ofU«t.
Ib
Annealed - O.OJ6mm. G S - Rg = 47. Notched sample:
0.25 inch diam. at root* - 0.005 * 0.0005 inch radius
68. 6
30. 1
0.7Mn. 0. 6Fe
1
118
149a
Annealed - after hot working. Bar sample - 0. 505 inch
reduced dlam.
Annealed - 0.040mm. C. S. Bar (ample - reduced section
1 inch*, long X 0. 505 inch diam . .train rate = 0. 01 inch/
Inch/minute. Y. S. - 0.1% offset.
68. 8 0. 1
68.8 0. 1
29.9
0. 6Mn. 0. 5Fe
118
149
149b
Cold drawn 25%. Other specifications same as 149a.
68.8 0. 1
29.9
0.6Mn, 0.5Fe
149
149c
Cold drawn 40%. Other specifications same a* 149a.
68.8 0. 1
29.9
0.6Mn, O.SFe
149
68.8 0. 1
29.9
0. 6Mn. 0. 5Fe
149
• ition given, edge preparation: double V - 60' included
angle - feather edge - 1/16 inch root gap. platei butt
64.8
33. 5
0. 6Mn, 0. 5Fe,
0.2Ti. 0.2Si.
0. IMg
187
consumable electrode; D.C. welding current - ISO amp*. ;
welding speed * 4 to 6 inches/minute. Notched sample:
0. 79 inch thick - assumed 0. 76 inch between notches -
approx. 0.01 inch notch radius (KT = 6.2) - 45* included
angle (Tipper notch).
188b
Notched plat* sample: 0. 790 inch thick -0.515 inch be
tween notches - appro*. 0. 01 inch notch radius (K T « 5. 1)-
45' included angle (Tipper notch)
69.0 0. 1
30.6
0.2Fe, O.ZMn
188
379
inch diam. Bar sample - 0.505 inch diam. . strain rate =
70.0
29. 1
0. 5Fe, 0. 4Mn
379
immersed in heated oil -above 300' F: furnace. Y.S.-0.2%
offset.
425
Annealed - 0.007mm. G. S , bar supplied - 1 inch diam.
Bar sample - 0. 357 inch diam. . strain rate = 0. 1 inch/
inch/minute, Y.S. - 0. 5% strain.
68.0
30. 8
0. 6Fe, 0.4Mn
425
100 200 300 400
TEMPERATURE , °K
Tensile Elongation of 70Cu-30Ni
TEMPERATURE, °F
-460-400 -300 -200 -100 0 100 200 300 400 500
100 '
CURVE
NO
MATERIAL AND TEST PARAMETERS
Cu
Zn
COMPOSITION (weight%)
Sn Ai Ni
Other
REF.
NO.
*•
Annealed - 0.036mm. C. S. - Rg =,47. Bar sample -
68.6
30. 1
0. 7Mn, 0.6Fe
1
diam. , crosshead speed ; 0.02 inch/minute. 1 inch G. L.
149a
Annealed - 0.040mm. G. S. Bar sample - reduced section 68.8 0. 1
29.9
0.6Mn. 0. 5Fe
149
149b
Cold drawn 25%. Other specifications same as I49a.
68.8 0. 1
29.9
0.6Mn, 0. 5Fe
149
149c
Cold drawn 40%. Other specifications same as 149a.
68.8 0. 1
29. 9
0. 6Mn, 0. 5Fe
149
149d
Cold drawn 70%. Other specifications same a« 149a.
68.8 0. 1
29.9
0. 6Mn, 0. 5Fe
149
187
Welded plate supplied - parent: 70Cu-30Ni; filler compo
sition given, edge preparation: double V - 60' included
angle - feather edge - 1/16 inch root gap, plates butt
64.8
0. 2Ti, 0. 2Si,
0. IMg
187
consumable electrode; D.C. welding current = 350 amp.. ;
angle (Tipper notch), 2 inch G. L.
188a
Plate sample - 0. 625 inch thick X 0. 515 inch wide. 1. 5
inch C. L.
69.0 0. 1
30.6
0.2Fe. 0.2Mn
188
188b
Notched plate sample: 0.790 inch thick - 0.515 inch between
69.0 0. 1
30.6
0.2Fe, 0. 2Mn
188
379
Annealed (stress -relief) - »fter drawing, bar supplied - 3/4
inch diam. Bar sample -0.505 inch diam. , strain rate %
0.001 inch/inch/minute to Y. S. - 0.05 inch/inch/minute to
fracture, 3 tests/temp, except 2 tests at 75*F. 75 to 300*Fimmersion
in heated oil -above 300* F: furnace, 2 inch G. L.
70.0
29. 1
0. 5Fe, 0.4Mn
379
425
Annealed - 0.007mm. G.S. , bar supplied - 1 inch diam.
Bar sample - 0. 357 inch diam. , strain rate