Low Temperature Mechanical Properties Of Copper and Selected ...

'
Tensile Elongation of Cu-Al-Ni (Nickel Aluminum Bronze)
TEMPERATURE, °F
-460-400 -300 -200 -100 0 100 200 300 4OO 5OO
80 r—
CURVE
NO.
MATERIAL AND TEST PARAMETERS
Cu
Zn
COMPOSITION < weight*)
Sn At Ni Other
REF
NO.
U
Sand cast - O.OZ5mm. G. S. - RB = 93. Bar sample - re-
Bal
10.0
5.2
3.4Fe, 0. 3Mn
1
70
head speed = 0.02 inch/minute. 1 inch G. L.
75*
75b
Annealed at 900* C - quenched. Bar sample - 0.25 inch
diam. , 2 inch C. L.
Annealed at 900 *C - quenched - then reheated at 550'C for
2 hrs. Bar .ample -0.25 inch diam. . 2 inch G. L.
92. 3
92.3
1.7
1. 7
5.9
5.9
75
75
60
91
Annealed 850'C - 1/2 hr. - air cooled - after cold
drawing. 1.97 inch G. L.
Bal
10.2
4. 7
4. IFe, 0. IMn
91
92
148«
148b
Annealed 850* C - 1/2 hr. - air cooled - after cold drawing.
2 inch G. L.
Annealed 1150'F - "quickly" cooled, grade 45. Bar
sample - reduced section: 2 inches long X 0. 505 inch diam.
polished with 00 emery cloth. 2 inch G. L,
drawing 3% - then re-annealing 1150*F and "quickly"
cooling. Other specifications same as 148a.
Bal
81. 2 0. 1
10. 1
10. 1
4. 8
4.8
3.0Fe, 0.8Mn
3.0Fe, O.SMn
92
148
148
SL
.40
.[75o] Ann* itod
AM] Cttr
148c
148d
Heated 1650'F - water quenched - then aged at 1200'F -
air cooled. Other specifications tame as 148a.
Carbon arc welded, nominal weld composition listed.
Other specifications same as 148a.
81.2 0. 1
82.4
10. 1
8.8
4.8
4.6
3.0Fe, 0.8Mn
3. OFe, O.SSi,
O.SMn
148
148
O 30
IU
316*
316b
Sand cast (double keel block) - RQ = 96. Machined sample,
2 inch G. L.
79. 7
Bal
11.5 4.5
9.7 4.8
4. 3Fe, 0. ISi
l.OMn, 2.6Fe
316
316
20
Hot rolled. Sheet sample, 2 inch G. L.
316d
Annealed - RB = 95.- after extruding and drawing. Bar
sample. 2 inch G. L.
81. 2 0. 1
10. 1
4.8
3. OFe, O.SMn
316
3ZOa
Sand cast. Bar sample - 0. 357 inch diam. , strain rate =
0. 025 inch/inch/minute, held about 30 minutes at temp,
prior to test, temp, control about 2 to 3*C, 1. 25 inch G. L.
G. L.
79.0
80.2
320
329
100 200 300 400
TEMPERATURE, °K
500
Tensile Reduction of Area of Cu-Al-Ni (Nickel Aluminum Bronze)
TEMPERATURE, °F
-46O-400 -3OO -200 -100 0 100 200 3OO 400 500
CURVE
NO.
la
75a
Sand cast - 0.025mm. G. S. - Rg = 93, bar supplied - 3/4
inch diam. Bar sample - reduced section: 1. 5 inches long
X 0. 247 inch reduced diam. , croashead speed = 0. 02 inch/
Annealed at 900 °C - quenched. Ba* sample - 0.25 inch diair 92.3
Cu
Bal
Zn
COMPOSITION (weight%)
Sn At Ni Other
1.7 5.9
REF
NO.
1
75
90
80
,[75qJ An/190ltd
75b
Annealed at 900 'C - quenched - reheated at 550'C - 2 hrs.
Bar sample - 0.25 inch diam.
92.3
1.7
5.9
75
91
Annealed 850°C - 1/2 hr. - air cooled - after cold drawing. Bal
10.2
4. 7
4. IFe, 0. IMn
91
92
Annealed 850'C - 1/2 hr. - air cooled - after cold drawing.
Bal
10.5
4.8
3.6Fe
92
316a
316b
Sand cast (double keel blocks) - Rg = 96. Machined sample. 79.7
Annealed bar - RB = 104,
Bal
11. 5 4. 5
9.7 4.8
4. 3Fe, 0. ISi
2.6Fe. 0. IMn
31*
316
60
M6c
316d
Hot rolled, sheet supplied.
Annealed - RB = 95 - after extruding and cold drawing.
82.3
81.2 0. 1
9.4
10. 1
5.0
4.8
2.4Fe. 0.9Mn
3. OFe. O.BMn
316
316
50
I 40
20
10
100 200 300 400
TEMPERATURE, °K
500
137