Copper Alloys Leaded Gunmetal UNS-C83600

 Product Data Sheet – Copper Alloys

Leaded Gunmetal  UNS-C83600

Also known as Ounce Metal

Chemical Composition

% Maximum unless shown as range or minimum

Copper (1) Aluminium Antimony Iron Lead Nickel (2) Phosphorus (3) Silicon Sulphur Tin Zinc
Min/Max
84.0-86.0
0.005
0.25
0.30
4.0-6.0
1.0
0.05
0.005
0.08
4.0-6.0
4.0-6.0
Nominal
85.0
5.0
5.0
5.0

(1) In determining Copper minimum, Copper may be calculated as Copper + Nickel

(2) Nickel value includes Cobalt

(3) For continuous castings, phosphorus shall be 1.5% maximum

Note: Copper + sum of named elements, 99.3% minimum

 

Applicable Specifications

Product
Specification
AMS ASME ASTM FEDERAL MILITARY SAE
Centrifugal
4855
B271
J461, J462
Continuous
B505
J461, J462
Fittings
B16.15, B16.18, B16.23, B16.32, SB62, B16.26
B62
WW-P-460
Flanges
B16.24, SB62
B62
Ingot
B30
Precision
MIL-C-11866
Sand
4855
SB62
B584, B62
J461, J462
Unions
WW-U-516
Valves
MIL-V-18436

Fabrication Properties

Joining Technique
Suitability
Soldering
Excellent
Brazing
Good
Oxyacetylene Welding
Not Recommended
Gas Shielded Arc Welding
Not Recommended
Coated Metal Arc Welding
Fair
Machinability Rating
84

Mechanical Properties

Measured at Room Temperature 68°F (20°C)

Temper
Cold Work
Typical/Min
Temperature
Tensile Strength
Yield Strength
(0.5% ext under load)
Elongation
Brinell Hardness
Fatigue Strength
at 108 cycles
Izod Impact Strength
%
°C
MPa
MPa
%
MPa
J
M02
0
Minimum
20
207
97
20
0.0
M07
0
Minimum
20
248
131
15
0.0
M01
0
Minimum
20
205
97
20
0.0
M01
0
Typical
20
255
117
30
60
76
14.0

Physical Properties

Property Imperial Units
Metric Units
Density
0.318 lb/in3 @ 68°F
8.83 g/cm³ @ 20°C
Specific Gravity
8.83
8.83
Melting Point (Liquidus)
1850°F
1010°C
Melting Point (Solidus)
1570°F
854°C
Electrical Resistivity
69.1 ohms-cmil/ft @ 68°F
11.49 micro-ohm-cm @ 20°C
Electrical Conductivity
15 %IACS @ 68°F
0.087 MegaSiemens/cm @ 20°C
Specific Heat
0.09 Btu/lb/°F @ 68°F
376.0 J/kg . °K @ 293°K
Mean Coefficient of Expansion
10.0 x 10-6 per °F (68-392°F)
18.0 x 10-6 / °C @ 20°C (20-200°C)
Thermal Conductivity
41.6 BTU . ft/(hr.ft2.°F) @ 68°F
72 W / m . °K @ 20°C
Modulus of Elasticity (Tension)
13,500 ksi
93,100 MPa
Magnetic Permeability
1.0
1.0

Typical Uses

 

Architecture: Ornamental Fixtures

 

Building: Heating Equipment, Lightning Protection, Trowels for Cement Working, Cooling Equipment

 

Electrical: Switches, Electrical Equipment, Electrical Hardware

Fasteners: Large Hold Down Screws

Industrial: Pressure Blocks for Steel Industry, Pump Parts, Transducer Housings, Valve Bodies for the Water Meter Industry, Valves for the Water Meter Industry, Pump Fixtures, Impellers, Valve Bodies, Pumps, Bushings, Furnaces, Pumps, Low Pressure Valves, Small Gears, Bearings, Auir Actuators, Handles for Dental Equipment, Couplings, Valves, Printing Presses, Valve Bodies, Valves, Rings, Bearing Segments for Steel Industry

Marine: Marine Products, Parts for Boats

Plumbing: Faucets, Pipe Fittings, Fixtures

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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