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Chemical Composition
Elements
Cu(1) Pb Sn Zn Fe
(1) Cu + Sum of Named Elements 99.6% min.
Min (%) 59.0 0.40 0.50
Max (%) 62.0 1.0 1.0 Rem 0.10
Mechanical Properties *
Form Temper Temper Code Tensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell B scale Shear Strength
(ksi)
Torsion Modulus
(ksi)
Ultimate Tensile Strength in Shear
(ksi)
Section Size
(in)
Cold Work
(%)
* Measured at room temperature, 68°F (20°C).
Bar 1/4 Hard H01 66 Typ
40 Typ
32 Typ
75 Typ
40 Typ
1.5 4
As Hot Extruded M30 63 Typ
33 Typ
34 Typ
60 Typ
39 Typ
0.375
Rod 1/2 Hard H02 70 Typ
52 Typ
17 Typ
78 Typ
41 Typ
2 15
1/2 Hard H02 75 Typ
53 Typ
15 Typ
41 Typ
1 20
1/4 Hard H01 67 Typ
40 Typ
30 Typ
75 Typ
40 Typ
2 8
1/4 Hard H01 69 Typ
46 Typ
20 Typ
78 Typ
40 Typ
1 8
Hard H04 63 Typ
33 Typ
43 Typ
78 Typ
40 Typ
5.7 Typ 3 4
Light Anneal O50 63 Typ
30 Typ
35 Typ
39 Typ
1
Light Anneal O50 62 Typ
28 Typ
37 Typ
60 Typ
39 Typ
2
Light Anneal O50 62 Typ
28 Typ
37 Typ
39 Typ
2
Light Anneal O50 63 Typ
30 Typ
35 Typ
60 Typ
39 Typ
1
Soft Anneal O60 56 Typ
25 Typ
40 Typ
55 Typ
38 Typ
2
Soft Anneal O60 56 Typ
25 Typ
40 Typ
38 Typ
2
Soft Anneal O60 57 Typ
25 Typ
40 Typ
38 Typ
1
Soft Anneal O60 57 Typ
25 Typ
40 Typ
55 Typ
38 Typ
1
Rod & Bar 1/4 Hard H01 69 Typ
46 Typ
20 Typ
40 Typ
1 8
1/4 Hard H01 67 Typ
40 Typ
30 Typ
40 Typ
2 8
1/4 Hard H01 63 Typ
33 Typ
43 Typ
40 Typ
3 4
1/4 Hard H01 66 Typ
40 Typ
32 Typ
40 Typ
1.5
Physical Properties
Melting Point - Liquidus°F 1650
Melting Point - Solidus°F 1630
Densitylb/cu in. at 68°F 0.305
Specific Gravity 8.44
Electrical Conductivity% IACS at 68°F 26
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 67
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 11.8
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 15000
Modulus of Rigidityksi 5600
Fabrication Properties
Technique Suitability
Soldering Excellent
Brazing Good
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Not Recommended
Coated Metal Arc Welding Not Recommended
Spot Weld Not Recommended
Seam Weld Not Recommended
Butt Weld Fair
Capacity for Being Cold Worked Poor
Capacity for Being Hot Formed Good
Forgeability Rating 90
Machinability Rating 50
Common Fabrication Processes
  • Hot Forging and Pressing
  • Machining
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing 800 1100
Hot Working Temperature 1200 1400
Typical uses
Product Category Product Reason Category Reason
Fasteners Bolts Corrosion Resistance Corrosion Resistance
Bolts Corrosion Resistance Corrosion Resistance to Fresh Water
Bolts Corrosion Resistance Corrosion Resistance to Salt Water
Bolts Corrosion Resistance Dezincification Resistance
Bolts Forming Characteristics Formability
Bolts Machining Characteristics Machinability
Bolts Mechanical Properties Moderate Strength
Fasteners Corrosion Resistance Corrosion Resistance
Fasteners Corrosion Resistance Corrosion Resistance to Salt Water
Fasteners Machining Characteristics Machinability
Industrial Gears Corrosion Resistance Corrosion Resistance
Gears Forming Characteristics Formability
Gears Machining Characteristics Machinability
Gears Mechanical Properties Moderate Strength
Screw Machine Parts, Products Corrosion Resistance Corrosion Resistance
Screw Machine Parts, Products Corrosion Resistance Corrosion Resistance to Fresh Water
Screw Machine Parts, Products Corrosion Resistance Corrosion Resistance to Salt Water
Screw Machine Parts, Products Forming Characteristics Formability
Screw Machine Parts, Products Machining Characteristics Machinability
Screw Machine Parts, Products Mechanical Properties Moderate Strength
Valve Stems Corrosion Resistance Corrosion Resistance
Valve Stems Corrosion Resistance Corrosion Resistance to Fresh Water
Valve Stems Corrosion Resistance Corrosion Resistance to Salt Water
Valve Stems Forming Characteristics Formability
Valve Stems Mechanical Properties Moderate Strength
Marine Hardware Corrosion Resistance Corrosion Resistance
Hardware Corrosion Resistance Corrosion Resistance to Fresh Water
Hardware Corrosion Resistance Corrosion Resistance to Salt Water
Hardware Forming Characteristics Formability
Hardware Machining Characteristics Machinability
Hardware Mechanical Properties Moderate Strength
Applicable Specifications
Form Specific Sub-Form Application System Standard Description
Bar Navel Brass ASTM B21/B21M NAVAL BRASS ROD, BAR AND SHAPES
FEDERAL QQ-B-639 BRASS, NAVAL, FLAT PRODUCTS (PLATE, BAR, SHEET AND STRIP)
ASTM B124/B124M COPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES
Forgings, Die (Hot Pressed) ASME SB283 COPPER AND COPPER ALLOY DIE FORGINGS (HOT PRESSED)
ASTM B283/B283M COPPER AND COPPER ALLOY DIE FORGINGS (HOT PRESSED)
Plate FEDERAL QQ-B-639 BRASS, NAVAL, FLAT PRODUCTS (PLATE, BAR, SHEET AND STRIP)
Rod Navel Brass ASTM B21/B21M NAVAL BRASS ROD, BAR AND SHAPES
ASTM B124/B124M COPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES
Shapes Navel Brass ASTM B21/B21M NAVAL BRASS ROD, BAR AND SHAPES
ASTM B124/B124M COPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES
Sheet FEDERAL QQ-B-639 BRASS, NAVAL, FLAT PRODUCTS (PLATE, BAR, SHEET AND STRIP)
Strip FEDERAL QQ-B-639 BRASS, NAVAL, FLAT PRODUCTS (PLATE, BAR, SHEET AND STRIP)
Corrosion Properties

No Corrosion Properties Available.