Copper Alloys Silicon Bronze C65500

 Product Data Sheet – Copper Alloys

Silicon Bronze   UNS-C65500

High Silicon Bronze A, Cusilman Bronze

Chemical Composition

% Maximum, unless shown as range or minimum

Copper Iron Lead Manganese Nickel Silicon Zinc
Min/Max
Remainder
0.8
0.05
0.50-1.3
0.6
2.8-3.8
1.5
Nominal
97.0
0.9
3.0

(1) Copper value includes Silver

(2) Nickel value includes Cobalt

Note: Copper + Sum of named elements, 99.5% minimum

Applicable Specifications

Product
Specification
ASME
ASTM
Military
SAE
Bar
J461, J463
Bar, Forging
B124
Bar, Rolled
SB98
B96, B98
J461, J463
Bar, Rolled, Pressure Vessels
SB98
B96
Bolts
F468
Forgings, Die
B283
Nuts
F467
Pipe
SB315
B315
Plate
SB96
B96
Plate, Bridge & Bearing
B100
Plate, Clad
B432
Plate, Pressure Vessels
SB96
B96
Rod
SB98
B98
J461, J463
Rod, Forging
B124
Screws
F468
Shapes
SB98
B98
J461, J463
Shapes, Forging
B124
Sheet
SB96
B96
J461, J463
Sheet, Bridge & Bearing
B100
Sheet, Pressure Vessels
SB96
B96
Strip
SB96
B96
J461, J463
Studs
F468
Tube
SB315
B315
MIL-T-8231
Wire
B105, B99

 

Common Fabrication Processes

Blanking, Drawing, Forming and Bending, Heading and Upsetting, Hot Forging and Pressing, Roll Threading and Knurling, Shearing, Squeezing and Swaging.

Fabrication Properties

Fabricating Technique
Suitability
Cold Working Capacity
Excellent
Hot Working Capacity
Excellent
Forgeability Rating
40
Machinability Rating
30
Joining Technique
Suitability
Soldering
Good
Brazing
Excellent
Oxyacetylene Welding
Good
Gas Shielded Arc Welding
Excellent
Coated Metal Arc Welding
Fair
Resistance Welding (Spot)
Excellent
Resistance Welding (Seam)
Excellent
Resistance Welding (Butt)
Excellent

Mechanical Properties

Room Temperature 20°C

Temper
Section Size
Cold Work
Temp
Tensile Strength
Yield Strength
0.5% ext under load
Elongation
Hardness Rockwell
Hardnesss Vickers
Shear Strength
Fatigue Strength
@ 108 cycles
mm
°C
MPa
MPa
%
B
C
F
30T
HV
MPa
MPa
Flat Products
H01
1
20
469
241
30
75
67
138
324
H02
1
20
538
310
17
87
75
170
345
H04
1
20
648
400
8
93
78
192
393
H06
1
20
717
414
6
96
80
414
H08
1
20
758
427
4
97
81
434
OS015
1
20
434
207
55
66
90
310
OS035
1
20
414
172
60
62
85
296
OS070
1
20
386
145
63
40
76
290
Rod
H02
25.4
20
20
538
310
35
85
359
H04
25.4
36
20
634
379
22
90
400
H06
25.4
50
20
745
414
13
95
427
OS050
25.4
0
20
400
152
60
60
296
Tube
H80
1.7
35
20
641
22
92
78
OS050
1.7
0
20
393
70
45
Wire
H00
2
20
483
276
35
331
H01
2
20
552
331
20
359
H02
2
20
676
393
8
400
H04
2
20
862
448
5
448
200
H08
2
20
1000
483
3
483
207
OS035
2
20
414
172
60
296

Physical Properties

Property Imperial Units
Metric Units
Density
0.308 lb/in3 @ 68°F
8.53 g/cm³ @ 20°C
Specific Gravity
8.53
8.53
Melting Point (Liquidus)
1880°F
1027°C
Melting Point (Solidus)
1780°F
971°C
Electrical Resistivity
148 ohms(circ mil/ft) @ 68°F
24.6 microhm-cm @ 20°C
Electrical Conductivity
7 %IACS @ 68°F
0.041 MegaSiemens/cm@ 20°C
Specific Heat
0.09 Btu/lb/°F @ 68°F
376.78 J/kg . °K @ 293°K
Mean Coefficient of Expansion
10.0 x 10-6 per °F (68-572°F)
18.0 x 10-6 / °C @ 20°C (20-300°C)
Thermal Conductivity
21.0 Btu . ft/(hr.ft2.°F) @ 68°F
36.3 W / m . °K @ 20°C
Modulus of Elasticity (Tension)
15,000 ksi
103,400 MPa
Modulus of Rigidity (Torsion)
5,600 ksi
38,610 MPa

Tempers Most Commonly Used

Flat Products
Plate
M20
Sheet
M20
Strip, Rolled
H01, H04, H06, H08, OS015, OS035, OS070
Wire, Rolled
H02, H06
Other Products
Rod
H02, H04, H06, OS050
Tube
H58, H80, OS050
Wire
H00, H01, H04, H08, OS015, OS035

 

Typical Uses

Consumer Sculpture

Electrical Motors, Rotor Bar, Pole Line Hardware

Fasteners Hinges, Bolts, Nails, Screws, Burrs, Rivets, Nuts, Cotter Pins, Clamps

Industrial Oil Refinery Plumbing Tube, Welded Tanks, Screen Cloth, Piston Rings, Kettles, Heat Exchanger Tubes, Chemical Equipment, Channels, Cable, Bushings, Bearing Plates, Butts, Shafting, Screen Plates, Wire, Doctor Blades, Paper Industry, Hydraulic Pressure Lines, Tanks, Pressure Vessels, Welded Pressure Vessels, Wear Plates

Marine Hardware, Propeller Shafts

 

The technical advice and recommendations made in this Product Data Sheet should not be relied or acted upon without conducting your own further investigations, including corrosion exposure tests where needed. Please consult current editions of standards for design properties. Austral Wright Metals assumes no liability in connection with the information in this Product Data Sheet. Austral Wright Metals supplies a comprehensive range of stainless steels, copper alloys, nickel alloys and other high performance metals for challenging service conditions. Our engineers and metallurgists will be pleased to provide further data and applications advice.

 

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