Find suppliers for this alloyC61900
Chemical Composition
Element
Cu(1,2)PbSnZnFeAl
(1) Cu value includes Ag. (2) Cu + Sum of Named Elements 99.5% min.
Min (%)3.08.5
Max (%)Rem0.020.60.84.510.0
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.2% Offset
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell B scale
Rockwell 30T scale
Fatigue Strength**
(ksi)
Section Size
(in)
Flat Products1/2 HardH02104   Typ
80   Typ
21   Typ
93   Typ
78   Typ
0.04
AnnealedO6192   Typ
60   Typ
49   Typ
30   Typ
72   Typ
0.04
Extra SpringH10137   Typ
117   Typ
3   Typ
100   Typ
84   Typ
0.04
Extra Spring and Stress RelievedHR10152   Typ
145   Typ
1   Typ
0.04
HardH04121   Typ
102   Typ
8   Typ
98   Typ
83   Typ
0.04
Hard Temper and TreatedHT04135   Typ
120   Typ
2   Typ
0.04
SpringH08130   Typ
108   Typ
4   Typ
100   Typ
83   Typ
34   Typ
0.04
Spring Temper and TreatedHT08145   Typ
135   Typ
1.5   Typ
39   Typ
0.04
* Measured at room temperature, 68°F (20°C). ** Fatigue Strength: 100 x 106 cycles, unless indicated as [N] x 106.
Physical Properties
Melting Point - Liquidus°F1920
Melting Point - Solidus°F1905
Densitylb/cu in. at 68°F0.271
Specific Gravity7.5
Electrical Conductivity% IACS at 68°F10.5
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F45.9
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)9
Specific Heat CapacityBtu/ lb /°F at 68°F0.1
Modulus of Elasticity in Tensionksi16000
Fabrication Properties
Technique Suitability
SolderingFair
BrazingFair
Oxyacetylene WeldingNot Recommended
Gas Shielded Arc WeldingExcellent
Coated Metal Arc WeldingGood
Spot WeldGood
Seam WeldGood
Butt WeldGood
Capacity for Being Cold WorkedFair
Capacity for Being Hot FormedExcellent
Common Fabrication Processes
  • Bending
  • Blanking
  • Forming
  • Shearing
  • Stamping
    
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing10001450
Hot Treatment10201520
Typical uses
Product Category Product Reason Category Reason
ElectricalContactsConductivity (Electrical)Electrical Conductivity
ContactsConductivity (Thermal)Thermal Conductivity
ContactsCorrosion ResistanceCorrosion Resistance
ContactsCorrosion ResistanceCorrosion Resistance in Numerous Environments
ContactsCorrosion ResistanceCorrosion Resistance to Acids
ContactsCorrosion ResistanceCorrosion Resistance to Chemicals
ContactsMechanical PropertiesHigh Strength
SpringsCorrosion ResistanceCorrosion Resistance
SpringsCorrosion ResistanceCorrosion Resistance in Numerous Environments
SpringsCorrosion ResistanceCorrosion Resistance to Acids
SpringsCorrosion ResistanceCorrosion Resistance to Chemicals
SpringsMechanical PropertiesDuctility
SpringsMechanical PropertiesHigh Strength
Switch ComponentsConductivity (Electrical)Electrical Conductivity
Switch ComponentsCorrosion ResistanceCorrosion Resistance
Switch ComponentsCorrosion ResistanceCorrosion Resistance to Acids
Switch ComponentsCorrosion ResistanceCorrosion Resistance to Chemicals
MarineMarine HardwareCorrosion ResistanceCorrosion Resistance
Marine HardwareCorrosion ResistanceCorrosion Resistance (Excellent)
Marine HardwareCorrosion ResistanceCorrosion Resistance to Salt Water
Applicable Specifications
Form Sub-Form Application System Standard Description
BarASTMB124/B124MCOPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES
ASTMB150/B150MALUMINUM BRONZE ROD, BAR AND SHAPES
DieForgingsASTMB283/B283MCOPPER AND COPPER ALLOY DIE FORGINGS (HOT PRESSED)
ElectrodeWeldingMILITARYMIL-E-23765/3ELECTRODES, WELDING, BARE, COPPER AND COPPER ALLOY
RodASTMB124/B124MCOPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES
ASTMB150/B150MALUMINUM BRONZE ROD, BAR AND SHAPES
ShapesASTMB124/B124MCOPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES
ASTMB150/B150MALUMINUM BRONZE ROD, BAR AND SHAPES
Corrosion Properties

No information available.