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Chemical Composition
Element
Cu(1,2)PbZnFeNi(3)Mn
(1) Cu + Sum of Named Elements 99.5% min. (2) Cu value includes Ag. (3) Ni value includes Co.
Min (%)63.016.5
Max (%)66.50.05Rem0.2519.50.50
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell B scale
Rockwell F scale
Rockwell 30T scale
Section Size
(in)
Cold Work
(%)
Flat Products1/2 HardH0274   Typ
62   Typ
8   Typ
83   Typ
72   Typ
0.04
1/4 HardH0165   Typ
50   Typ
20   Typ
73   Typ
65   Typ
0.04
HardH0485   Typ
74   Typ
3   Typ
87   Typ
75   Typ
0.04
Nominal Grain Size 0.015 mmOS01560   Typ
30   Typ
32   Typ
55   Typ
90   Typ
0.04
Nominal Grain Size 0.035 mmOS03558   Typ
25   Typ
40   Typ
40   Typ
85   Typ
0.04
RodHardH0470   Typ
60   Typ
20   Typ
78   Typ
0.520
Nominal Grain Size 0.035 mmOS03556   Typ
25   Typ
42   Typ
0.5
Wire1/2 HardH0286   Typ
80   Typ
7   Typ
0.08
1/4 HardH0173   Typ
65   Typ
16   Typ
0.08
HardH04103   Typ
90   Typ
3   Typ
0.08
Nominal Grain Size 0.015 mmOS01560   Typ
30   Typ
35   Typ
0.08
Nominal Grain Size 0.035 mmOS03558   Typ
25   Typ
45   Typ
0.08
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F2030
Melting Point - Solidus°F1960
Densitylb/cu in. at 68°F0.316
Specific Gravity8.75
Electrical Conductivity% IACS at 68°F6
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F19
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)9
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi18000
Modulus of Rigidityksi6800
Fabrication Properties
Technique Suitability
SolderingExcellent
BrazingExcellent
Oxyacetylene WeldingGood
Gas Shielded Arc WeldingFair
Coated Metal Arc WeldingNot Recommended
Spot WeldGood
Seam WeldFair
Butt WeldGood
Capacity for Being Cold WorkedExcellent
Capacity for Being Hot FormedPoor
Machinability Rating20
Common Fabrication Processes
  • Blanking
  • Drawing
  • Etching
  • Forming and Bending
  • Heading and Upsetting
  • Roll Threading and Knurling
  • Shearing
  • Spinning
  • Squeezing and Swaging
    
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing11001400
Typical uses
Product Category Product Reason Category Reason
ConsumerBowsAppearanceAppearance
BowsAppearanceColor
BowsCorrosion ResistanceCorrosion Resistance
BowsMechanical PropertiesModerate Strength
Camera PartsAppearanceColor
Camera PartsCorrosion ResistanceCorrosion Resistance
Camera PartsMechanical PropertiesModerate Strength
Camera PartsPlating CharacteristicsPlateable
Costume JewelryAppearanceColor
Costume JewelryCorrosion ResistanceCorrosion Resistance
Costume JewelryMechanical PropertiesModerate Strength
Costume JewelryPlating CharacteristicsPlateable
Costume JewelrySolderabilitySolderability
Hollow WareAppearanceColor
Hollow WareCorrosion ResistanceCorrosion Resistance
Hollow WareForming CharacteristicsFormability
Hollow WareMechanical PropertiesModerate Strength
Hollow WarePlating CharacteristicsPlateable
HollowareAppearanceColor
HollowareCorrosion ResistanceCorrosion Resistance
HollowareForming CharacteristicsFormability
HollowareMechanical PropertiesModerate to High Strength
Musical Instrument PartsAppearanceColor
Musical Instrument PartsForming CharacteristicsFormability
Musical Instrument PartsMechanical PropertiesModerate to High Strength
Name PlatesAppearanceColor
Name PlatesCorrosion ResistanceCorrosion Resistance
Name PlatesMechanical PropertiesModerate Strength
Name PlatesPlating CharacteristicsPlateable
Radio DialsAppearanceAppearance
Radio DialsAppearanceColor
Radio DialsCorrosion ResistanceCorrosion Resistance
Radio DialsMechanical PropertiesModerate Strength
Table Flat WareAppearanceAppearance
Table Flat WareAppearanceColor
Table Flat WareCorrosion ResistanceCorrosion Resistance
Table Flat WareForming CharacteristicsFormability
Table Flat WareMechanical PropertiesModerate Strength
ZippersAppearanceAppearance
ZippersCorrosion ResistanceCorrosion Resistance
ZippersForming CharacteristicsFormability
ZippersMechanical PropertiesModerate Strength
FastenersRivetsAppearanceColor
RivetsCorrosion ResistanceCorrosion Resistance
RivetsForming CharacteristicsFormability
RivetsMechanical PropertiesModerate Strength
ScrewsAppearanceColor
ScrewsCorrosion ResistanceCorrosion Resistance
ScrewsForming CharacteristicsFormability
ScrewsMechanical PropertiesModerate Strength
IndustrialBase for Silver PlateAppearanceColor
Base for Silver PlateCorrosion ResistanceCorrosion Resistance
Base for Silver PlateMechanical PropertiesModerate Strength
Base for Silver PlatePlating CharacteristicsPlateable
Core BarsCorrosion ResistanceCorrosion Resistance
Core BarsMechanical PropertiesModerate Strength
Core BarsPlating CharacteristicsPlateable
Etching StockAppearanceColor
Etching StockCorrosion ResistanceCorrosion Resistance
Etching StockMechanical PropertiesModerate Strength
TemplatesAppearanceAppearance
TemplatesCorrosion ResistanceCorrosion Resistance
TemplatesMechanical PropertiesHigh Strength
Truss WireCorrosion ResistanceCorrosion Resistance
Truss WireForming CharacteristicsFormability
Truss WireMechanical PropertiesModerate Strength
Applicable Specifications
Form Specific Sub-Form System Standard Description
BarASTMB122/B122MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR
ASTMB151/B151MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL ROD AND BAR
SAEJ461WROUGHT AND CAST COPPER ALLOYS
SAEJ463WROUGHT COPPER AND COPPER ALLOYS
PlateASTMB122/B122MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR
RodASTMB151/B151MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL ROD AND BAR
SAEJ461WROUGHT AND CAST COPPER ALLOYS
SAEJ463WROUGHT COPPER AND COPPER ALLOYS
SheetASTMB122/B122MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR
SAEJ461WROUGHT AND CAST COPPER ALLOYS
SAEJ463WROUGHT COPPER AND COPPER ALLOYS
StripASTMB122/B122MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER) AND COPPER-NICKEL PLATE, SHEET, STRIP, AND ROLLED BAR
Electric Connector & Spring ContactASTMB888/B88MCOPPER ALLOY STRIP FOR USE IN MANUFACTURE OF ELECTRICAL CONNECTORS OR SPRING CONTACTS
SAEJ461WROUGHT AND CAST COPPER ALLOYS
SAEJ463WROUGHT COPPER AND COPPER ALLOYS
WireASTMB206/B206MCOPPER-NICKEL-ZINC ALLOY (NICKEL-SILVER WIRE) AND COPPER-NICKEL ALLOY WIRE
Corrosion Properties
Environmental Category Specific Environment Resistance Level Corrosion notes
Excellent
AlkaliAluminum HydroxideExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Ammonium HydroxidePoorReduced corrosion resistance due to soluble complex ion formation
Barium CarbonateExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Barium HydroxideExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Black Liquor, Sulfate ProcessFairCorrosion rate increases at elevated temperatures or with traces of moisture
Calcium HydroxideExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
LimeExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Lime-SulfurGoodCorrosion rate increases at elevated temperatures or with traces of moisture
Magnesium HydroxideExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Potassium CarbonateExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Potassium HydroxideExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Sodium BicarbonateExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Sodium CarbonateExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Sodium HydroxideExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Sodium PhosphateExcellent
Sodium SilicateExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Sodium SulfideGoodCorrosion rate increases at elevated temperatures or with traces of moisture
AtmosphereAtmosphere, IndustrialExcellentAffected by pollutants and other environmental factors. Hydrogen sulfide causes rapid tarnishing.
Atmosphere, MarineExcellentProtective green basic copper chloride or carbonate patina.
Atmosphere, RuralExcellentLow corrosion rates, no localized attack
Chlor. organicCarbon Tetrachloride, DryExcellentCorrosion rate increases at elevated temperatures or with traces of moisture
Carbon Tetracholoride, MoistGoodCorrosion rate increases at elevated temperatures
Chloroform, DryExcellentCorrosion rate increases at elevated temperatures or with traces of moisture
Ethyl ChlorideGoodCorrosion rate increases at elevated temperatures or with traces of moisture
Methyl Chloride, DryExcellentCorrosion rate increases at elevated temperatures or with traces of moisture
Trichlorethylene, DryExcellentCorrosion rate increases at elevated temperatures or with traces of moisture
Trichlorethylene, MoistGoodCorrosion rate increases at elevated temperatures
Fatty acidOleic AcidExcellentCorrosion rate increases at elevated temperatures or with traces of moisture
Palmitic AcidGoodCorrosion rate increases at elevated temperatures or with traces of moisture
Stearic AcidGoodCorrosion rate increases at elevated temperatures or with traces of moisture
Food/beverageBeerExcellentMay affect color or taste
Beet Sugar SyrupsExcellentMay affect color or taste
Cane Sugar SyrupsExcellentMay affect color or taste
Carbonated BeveragesGoodAcidity increases corrosion. May affect color or taste.
Carbonated WaterGoodAcidity increases corrosion. May affect color or taste.
CiderExcellentMay affect color or taste
CoffeeExcellentMay affect color or taste
Corn OilExcellentMay affect color or taste
Cottonseed OilExcellentMay affect color or taste
Fruit JuicesGoodAcidity increases corrosion. May affect color or taste.
GelatineExcellentMay affect color or taste
MilkExcellentMay affect color or taste
Sugar SolutionsExcellentMay affect color or taste
VinegarGoodAcidity increases corrosion. May affect color or taste.
GasAmmonia, Absolutely DryExcellent
Ammonia, MoistPoor
Carbon Dioxide, DryExcellent
Carbon Dioxide, MoistGood
HydrogenExcellent
OxygenExcellent
Halogen gasBromine, DryExcellent
Bromine, MoistGood
Chlorine, DryExcellent
Chlorine, MoistFair
HydrocarbonAcetylenePoorForms explosive compound in presence of moisture
AsphaltExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
BenzineExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
BenzolExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
ButaneExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
CreosoteExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
Crude OilGoodCareful consideration must be given to specific contaminants when selecting materials for this complex environment
FreonExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
Fuel OilExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
GasolineExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
Hydrocarbons, PureExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
KeroseneExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
Natural GasExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
ParaffinExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
PropaneExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
TarNot RecommendedContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
TurpentineExcellentContaminants such as water, sulfides, acids and various organic compounds can increase corrosion significantly
Inorg. acid non-ox.Boric AcidExcellentIncreased corrosion at elevated temperatures and with oxidizers including oxygen (air), dichromates, permanganates and sulfates
Carbolic AcidGoodIncreased corrosion at elevated temperatures and with oxidizers including oxygen (air), dichromates, permanganates and sulfates
Hydrobromic AcidFairIncreased corrosion at elevated temperatures and with oxidizers including oxygen (air), dichromates, permanganates and sulfates
Hydrochloric AcidFairGenerally limted to applications in cold, oxidizer free, dilute (<1%) or concentrated solutions
Hydrocyanic AcidPoorReduced corrosion resistance due to soluble complex ion formation
Hydrofluoric AcidFairGenerally limted to applications in cold, oxidizer free, dilute (<1%) or concentrated solutions
Hydrofluosilicic AcidGoodGenerally limted to applications in cold, oxidizer free, dilute (<1%) or concentrated solutions
Phosphoric AcidGoodIncreased corrosion at elevated temperatures and with oxidizers including oxygen (air), dichromates, permanganates and sulfates
Sulfuric AcidGoodNot suitable for hot concentrated solutions
Inorg. acid ox.Chromic AcidPoorSevere oxidizing environment.
Nitric AcidPoorSevere oxidizing environment.
Sulfurous AcidFairIncreased corrosion at elevated temperatures and with oxidizers including oxygen (air), dichromates, permanganates and sulfates
Liquid metalMercuryPoor
MiscellaneousGlueExcellent
Linseed OilGood
RosinExcellent
SewageExcellent
Soap SolutionsExcellent
VarnishExcellent
Neutral/acid saltAlumGood
AluminaExcellent
Aluminum ChlorideGood
Aluminum SulfateGood
Ammonium ChloridePoor
Ammonium SulfateFair
Barium ChlorideGood
Barium SulfateExcellent
Barium SulfideGood
Calcium ChlorideExcellent
Carbon DisulfideGood
Magnesium ChlorideGood
Magnesium SulfateExcellent
Potassium ChlorideExcellent
Potassium CyanidePoor
Potassium Dichromate AcidPoor
Potassium SulfateExcellent
Sodium BisulfateExcellent
Sodium ChlorideExcellent
Sodium CyanidePoor
Sodium Dichromate, AcidPoor
Sodium SulfateExcellent
Sodium SulfiteGood
Sodium ThiosulfateGood
Zinc ChlorideFair
Zinc SulfateGood
Org. solventAcetoneExcellentResistant up to 200F unless contaminated by water, acids, alkalies or salts
AlcoholsExcellentResistant up to 200F unless contaminated by water, acids, alkalies or salts
Amyl AcetateExcellent
Amyl AlcoholExcellent
Butyl AlcoholExcellentResistant up to 200F unless contaminated by water, acids, alkalies or salts
EthersExcellentResistant up to 200F unless contaminated by water, acids, alkalies or salts
Ethyl AcetateExcellent
Ethyl AlcoholExcellentResistant up to 200F unless contaminated by water, acids, alkalies or salts
Lacquer SolventsExcellentResistant up to 200F unless contaminated by water, acids, alkalies or salts
Methyl AlcoholExcellent
TolueneExcellentResistant up to 200F unless contaminated by water, acids, alkalies or salts
Organic acidAcetic AcidGoodUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Acetic AnhydrideGoodUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Benzoic AcidExcellentUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Butyric AcidExcellentUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Chloracetic AcidGoodUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Citric AcidExcellentUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Formic AcidExcellentUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Lactic AcidExcellentUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Oxalic AcidExcellentUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Tannic AcidExcellentUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Tartaric AcidExcellentUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Trichloracetic AcidGoodUseful corrosion resistance in absence of oxidizers such as oxygen (air), oxidizing salts and >5% chlorides. Optimum resistance at room temperature and above boiling point.
Organic comp.AnilineFairCorrosion rate increases at elevated temperatures or with traces of moisture
Aniline DyesFairCorrosion rate increases at elevated temperatures or with traces of moisture
Castor OilExcellentLow corrosion rates, no localized attack
Ethylene GlycolExcellentLow corrosion rates, no localized attack
FormaldehydeExcellentLow corrosion rates, no localized attack
FurfuralExcellentLow corrosion rates, no localized attack
GlucoseExcellentLow corrosion rates, no localized attack
GlycerineExcellentLow corrosion rates, no localized attack
LacquersExcellentLow corrosion rates, no localized attack
Oxidizing saltAmmonium NitratePoorReduced corrosion resistance due to soluble complex ion formation
Bleaching Powder, WetGoodUseful corrosion resistance with moderate oxidizers levels and <5% chlorides. Optimum resistance at room temperature and above boiling point.
BoraxExcellentLow corrosion rates, no localized attack
Bordeaux MixtureExcellentLow corrosion rates, no localized attack
Calcium BisulfiteGoodUseful corrosion resistance with moderate oxidizers levels and <5% chlorides. Optimum resistance at room temperature and above boiling point.
Calcium HypochloriteGoodUseful corrosion resistance with moderate oxidizers levels and <5% chlorides. Optimum resistance at room temperature and above boiling point.
Copper ChlorideFairSevere oxidizing environment.
Copper NitrateFairOxidizing environment
Copper SulfateGoodHydrolylsis produces weak acidic condition
Ferric ChloridePoorSevere oxidizing environment.
Ferric SulfatePoorSevere oxidizing environment.
Ferrous ChlorideGoodStrong agitation and aeration increases corrosion
Ferrous SulfateGoodHydrolylsis produces weak acidic condition
Hydrogen PeroxideGoodOxidizing environment
Mercury SaltsPoorNoble metal salt, plates on copper surface
Potassium ChromateExcellentSuitable for neutral or alkaline conditions
Silver SaltsPoorNoble metal salt, plates on copper surface
Sodium BisulfiteExcellentUseful corrosion resistance with moderate oxidizers levels and <5% chlorides. Optimum resistance at room temperature and above boiling point.
Sodium ChromateExcellent
Sodium HypochloriteGood
Sodium NitrateExcellent
Sodium PeroxideGood
Sulfur comp.Hydrogen Sulfide, DryExcellent
Hydrogen Sulfide, MoistFair
Sulfur Chloride, DryExcellent
Sulfur Dioxide, DryExcellent
Sulfur Dioxide, MoistFair
Sulfur Trioxide, DryExcellent
Sulfur, DryGood
Sulfur, MoltenPoor
WaterBrinesExcellentResistant to most oxidizers. Refer to specific salt solution ratings.
Mine WaterFairAcidic waters containing oxidizers are highly corrosive.
Sea WaterExcellentCorrosion affected by salt concentration, temperature, velocity, dissolved oxygen content and pollutants.
SteamExcellentResistant to pure steam. Carbon dixide, dissolved oxygen or ammonia can increase corrosion.
Water, PotableExcellentCorrosion affected by water chemistry (mineral content, acidity) system design and fabrication. Free carbon dioxide can cause pitting in cold water. Pitting in hot water caused by cathodic deposits.