Find suppliers for this alloyC43400
Chemical Composition
Element
Cu(1)PbSnZnFe
(1) Cu + Sum of Named Elements 99.7% min.
Min (%)84.00.40
Max (%)87.00.051.0Rem0.05
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell B scale
Rockwell F scale
Rockwell 30T scale
Shear Strength
(ksi)
Torsion Modulus
(ksi)
Ultimate Tensile Strength in Shear
(ksi)
Section Size
(in)
Flat Products1/2 HardH0259   Typ
51   Typ
18   Typ
66   Typ
63   Typ
42   Typ
0.04
1/4 HardH0152   Typ
41   Typ
28   Typ
54   Typ
55   Typ
40   Typ
0.04
3/4 HardH0368   Typ
59   Typ
10   Typ
73   Typ
68   Typ
45   Typ
0.04
Extra HardH0684   Typ
71   Typ
5   Typ
83   Typ
74   Typ
52   Typ
0.04
Extra SpringH1088   Min
75   Typ
3   Typ
84   Min
74   Min
56   Typ
0.04
HardH0474   Typ
67   Typ
7   Typ
80   Typ
71   Typ
49   Typ
0.04
Nominal Grain Size 0.015 mmOS01548   Typ
17   Typ
47   Typ
70   Typ
30   Typ
37   Typ
0.04
Nominal Grain Size 0.025 mmOS02546   Typ
16   Typ
48   Typ
65   Typ
26   Typ
37   Typ
0.04
Nominal Grain Size 0.035 mmOS03545   Typ
15   Typ
49   Typ
64   Typ
22   Typ
36   Typ
0.04
SpringH0890   Typ
74   Typ
4   Typ
86   Typ
76   Typ
5.8   Typ
54   Typ
0.04
* Measured at room temperature, 68°F (20°C).
Physical Properties
(1) For annealed alloys.
Melting Point - Liquidus°F1870
Melting Point - Solidus°F1810
Densitylb/cu in. at 68°F0.316
Specific Gravity8.75
Electrical Conductivity% IACS at 68°F31
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F79
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)10.5
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi18000(1)
Modulus of Rigidityksi6000
Fabrication Properties
Technique Suitability
SolderingExcellent
BrazingExcellent
Oxyacetylene WeldingGood
Gas Shielded Arc WeldingGood
Spot WeldGood
Seam WeldNot Recommended
Butt WeldGood
Capacity for Being Cold WorkedExcellent
Capacity for Being Hot FormedFair
Machinability Rating30
Common Fabrication Processes
  • Blanking
  • Bonding
  • Drawing
  • Shearing
  • Stamping
    
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing8001250
Hot Treatment15001600
Typical uses
Product Category Product Reason Category Reason
ElectricalBladesConductivity (Electrical)Electrical Conductivity
BladesConductivity (Thermal)Thermal Conductivity
BladesCorrosion ResistanceCorrosion Resistance
BladesMechanical PropertiesModerate Strength
ContactsConductivity (Electrical)Electrical Conductivity
ContactsConductivity (Thermal)Thermal Conductivity
ContactsCorrosion ResistanceCorrosion Resistance
Electrical ConnectorsConductivity (Electrical)Electrical Conductivity
Electrical ConnectorsMechanical PropertiesModerate Strength
Relay SpringsConductivity (Electrical)Electrical Conductivity
Relay SpringsConductivity (Thermal)Thermal Conductivity
Relay SpringsCorrosion ResistanceCorrosion Resistance
Relay SpringsMechanical PropertiesDuctility
Relay SpringsMechanical PropertiesModerate Strength
Relay SpringsThermal PropertiesResistance to Stress Relaxation
Switch PartsConductivity (Electrical)Electrical Conductivity
Switch PartsConductivity (Thermal)Thermal Conductivity
Switch PartsCorrosion ResistanceCorrosion Resistance
Switch PartsMechanical PropertiesModerate Strength
Applicable Specifications
Form System Standard Description
BarASTMB591COPPER-ZINC-TIN ALLOY PLATE, SHEET, STRIP, AND ROLLED BAR
PlateASTMB591COPPER-ZINC-TIN ALLOY PLATE, SHEET, STRIP, AND ROLLED BAR
SheetASTMB591COPPER-ZINC-TIN ALLOY PLATE, SHEET, STRIP, AND ROLLED BAR
StripASTMB591COPPER-ZINC-TIN ALLOY PLATE, SHEET, STRIP, AND ROLLED BAR
Corrosion Properties

No information available.