Find suppliers for this alloyC44300
Chemical Composition
Element
Cu(1)PbSn(2)ZnFeAs
(1) Cu + Sum of Named Elements 99.6% min. (2) For tubular products, the minimum Sn content may be 0.9%.
Min (%)70.00.80.02
Max (%)73.00.071.2Rem0.060.06
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Rockwell F scale
Rockwell 30T scale
Torsion Modulus
(ksi)
Izod
(ft-lbs)
Section Size
(in)
PlateAs Hot RolledM2048   Typ
18   Typ
65   Typ
70   Typ
5.8   Typ
60   Typ
1
StripLight AnnealO5048   Typ
14   Typ
62   Typ
0.04
Soft AnnealO6045   Typ
13   Typ
69   Typ
0.04
TubeNominal Grain Size 0.025 mmOS02553   Typ
22   Typ
65   Typ
75   Typ
37   Typ
WireNominal Grain Size 0.015 mmOS01555   Typ
60   Typ
0.08
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1720
Melting Point - Solidus°F1650
Densitylb/cu in. at 68°F0.308
Specific Gravity8.53
Electrical Conductivity% IACS at 68°F25
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F64
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)11.2
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi16000
Modulus of Rigidityksi6000
Fabrication Properties
Technique Suitability
SolderingExcellent
BrazingExcellent
Oxyacetylene WeldingGood
Gas Shielded Arc WeldingFair
Coated Metal Arc WeldingNot Recommended
Spot WeldGood
Seam WeldNot Recommended
Butt WeldGood
Capacity for Being Cold WorkedExcellent
Capacity for Being Hot FormedFair
Machinability Rating30
Common Fabrication Processes
  • Bending
  • Forming
  • Machining
    
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing8001100
Hot Treatment12001450
Typical uses
Product Category Product Reason Category Reason
IndustrialBourdon TubesCorrosion ResistanceCorrosion Resistance
Bourdon TubesCorrosion ResistanceStress Corrosion Cracking Resistance
Bourdon TubesMechanical PropertiesHigh Endurance Limit
Bourdon TubesMechanical PropertiesStrength
Bourdon TubesNon-FoulingFatigue Life
Bourdon TubesThermal PropertiesResistance to Stress Relaxation
Condenser Tube PlatesCorrosion ResistanceCorrosion Resistance
Condenser Tube PlatesCorrosion ResistanceDezincification Resistance
Condenser Tube PlatesMechanical PropertiesModerate Strength
Condenser TubesCorrosion ResistanceCorrosion Resistance
Condenser TubesCorrosion ResistancePitting Corrosion Resistance
Distiller TubesCorrosion ResistanceCorrosion Resistance
Distiller TubesCorrosion ResistanceDezincification Resistance
Distiller TubesCreep PropertiesCreep Resistant
Distiller TubesMechanical PropertiesDuctility
Distiller TubesMechanical PropertiesHigh Endurance Limit
Distiller TubesMechanical PropertiesModerate Strength
Distiller TubesThermal PropertiesResistance to Stress Relaxation
Evaporator TubingCorrosion ResistanceCorrosion Resistance
Evaporator TubingCreep PropertiesCreep Resistant
Evaporator TubingMechanical PropertiesDuctility
Evaporator TubingMechanical PropertiesHigh Endurance Limit
Evaporator TubingMechanical PropertiesModerate Strength
Evaporator TubingThermal PropertiesResistance to Stress Relaxation
Evaporator TubingWelding CharacteristicsWeldability
FerrulesCorrosion ResistanceCorrosion Resistance
FerrulesCorrosion ResistanceCorrosion Resistance to Petroleum Produsts
FerrulesCorrosion ResistanceDezincification Resistance
FerrulesCreep PropertiesCreep Resistant
FerrulesMechanical PropertiesDuctility
FerrulesMechanical PropertiesHigh Endurance Limit
FerrulesMechanical PropertiesModerate Strength
FerrulesThermal PropertiesResistance to Stress Relaxation
Heat Exchanger TubingCorrosion ResistanceCorrosion Resistance
Heat Exchanger TubingCorrosion ResistanceDezincification Resistance
Heat Exchanger TubingCreep PropertiesCreep Resistant
Heat Exchanger TubingMechanical PropertiesDuctility
Heat Exchanger TubingMechanical PropertiesModerate Strength
Heat Exchanger TubingThermal PropertiesResistance to Stress Relaxation
Oil Well Pump LinerCorrosion ResistanceDezincification Resistance
Oil Well Pump LinerFriction & Wear PropertiesWear Resistance
PlumbingStrainersCorrosion ResistanceCorrosion Resistance
StrainersCorrosion ResistanceDezincification Resistance
StrainersForming CharacteristicsFormability
StrainersMechanical PropertiesDuctility
StrainersMechanical PropertiesModerate Strength
Applicable Specifications
Form Sub-Form Specific Sub-Form Application System Standard Description
Condenser & Heat Exchanger Tube with Integral FinsWeldedASTMB956/B956MWELDED COPPER AND COPPER-ALLOY CONDENSER AND HEAT EXCHANGER TUBES WITH INTEGRAL FINS
PlateCondenser TubeASMESB171COPPER ALLOY CONDENSER TUBE PLATES
Condenser TubeASTMB171/B171MCOPPER ALLOY CONDENSER TUBE PLATES
CladASTMB432COPPER AND COPPER ALLOY CLAD STEEL PLATE
TubeCondenser TubeASMESB111COPPER AND COPPER ALLOY SEAMLESS CONDENSER TUBES & FERRULE STOCK
FinnedASMESB359COPPER & COPPER ALLOY SEAMLESS CONDENSER & HEAT EXCHANGER TUBES WITH INTEGRAL FINS
U-BendASMESB395U-BEND SEAMLESS COPPER & COPPER ALLOY HEAT EXCHANGER & CONDENSER TUBE
WeldedASMESB543WELDED COPPER AND COPPER ALLOY TUBE
Condenser TubeASTMB111/B111MCOPPER AND COPPER ALLOY SEAMLESS CONDENSER TUBES AND FERRULE STOCK
ASTMB135Tube, Seamless
Seamless (Metric)ASTMB135MSeamless Brass Tube (Metric)
FinnedASTMB359/B359MCOPPER AND COPPER-ALLOY SEAMLESS CONDENSER AND HEAT EXCHANGER TUBES WITH INTEGRAL FINS
U-BendASTMB395/B395MU-BEND SEAMLESS COPPER AND COPPER ALLOY HEAT EXCHANGER AND CONDENSER TUBES
WeldedASTMB543/B543MWELDED COPPER AND COPPER ALLOY HEAT EXCHANGER TUBE
Corrosion Properties
Environmental Category Specific Environment Resistance Level Corrosion notes
ExcellentResistant at cryogenic and room temperatures
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 ProcessPoorSevere dezincification
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 HydroxideGoodSusceptible to dezincification.
Sodium BicarbonateGoodSusceptible to dezincification.
Sodium CarbonateExcellentCorrosion increases at elevated temperatures and in presence of oxidizers such as chromates or hypochlorates
Sodium HydroxideGoodSusceptible to dezincification.
Sodium PhosphateExcellent
Sodium SilicateExcellentSusceptible to dezincification.
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 JuicesFairAcidity increases corrosion. May affect color or taste.
GelatineExcellentMay affect color or taste
MilkExcellentMay affect color or taste
Sugar SolutionsExcellentMay affect color or taste
VinegarFairAcidity increases corrosion. May affect color or taste.
GasAmmonia, Absolutely DryExcellentRapid corrosion increases with traces of moisture
Ammonia, MoistPoorMore corrosion resistant in dry gas
Carbon Dioxide, DryExcellentCorrosion increases with trace of moisture
Carbon Dioxide, MoistGoodMore corrosion resistant in dry gas
HydrogenExcellentCopper and copper alloys containing copper oxide susceptible to attack
OxygenExcellentScaling at elevated temperatures
Halogen gasBromine, DryExcellentRapid corrosion increases with traces of moisture
Bromine, MoistFairMore corrosion resistant in dry gas
Chlorine, DryExcellentRapid corrosion increases with traces of moisture
Chlorine, MoistFairMore corrosion resistant in dry gas
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 AcidPoorGenerally 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 AcidFairIncreased corrosion at elevated temperatures and with oxidizers including oxygen (air), dichromates, permanganates and sulfates
Sulfuric AcidFairNot suitable for hot concentrated solutions
Inorg. acid ox.Chromic AcidPoorSevere oxidizing environment.
Nitric AcidPoorSevere oxidizing environment.
Sulfurous AcidGoodIncreased corrosion at elevated temperatures and with oxidizers including oxygen (air), dichromates, permanganates and sulfates
Liquid metalMercuryPoorSevere liquid metal embrittlement
MiscellaneousGlueExcellentLow corrosion rates, no localized attack
Linseed OilGoodLow corrosion rates, no localized attack
RosinExcellentLow corrosion rates, no localized attack
SewageExcellentCorrosion affected by salt concentration, temperature, velocity, dissolved oxygen content and pollutants.
Soap SolutionsExcellentCorrosion affected by salt concentration, temperature, velocity, dissolved oxygen content and pollutants.
VarnishExcellentLow corrosion rates, no localized attack
Neutral/acid saltAlumGood
AluminaExcellentLow corrosion rates, no localized attack
Aluminum ChlorideFairSusceptible to dezincification.
Aluminum SulfateGoodSuitable for neutral or alkaline conditions
Ammonium ChloridePoorReduced corrosion resistance due to soluble complex ion formation
Ammonium SulfatePoorReduced corrosion resistance due to soluble complex ion formation
Barium ChlorideFairSusceptible to dezincification.
Barium SulfateExcellentLow corrosion rates, no localized attack
Barium SulfideGoodHigh zinc content alloys preferred
Calcium ChlorideGoodHydrolylsis produces weak acidic condition
Carbon DisulfideExcellentHigh zinc content alloys preferred
Magnesium ChlorideFairHydrolylsis produces weak acidic condition
Magnesium SulfateExcellentLow corrosion rates, no localized attack
Potassium ChlorideGoodHydrolylsis produces weak acidic condition
Potassium CyanidePoorReduced corrosion resistance due to soluble complex ion formation
Potassium Dichromate AcidPoorHighly oxidizing under acidic conditions
Potassium SulfateExcellentLow corrosion rates, no localized attack
Sodium BisulfateGoodSuitable for neutral or alkaline conditions
Sodium ChlorideGoodHydrolylsis produces weak acidic condition
Sodium CyanidePoorLow corrosion rates, no localized attack
Sodium Dichromate, AcidPoorHighly oxidizing under acidic conditions
Sodium SulfateExcellentLow corrosion rates, no localized attack
Sodium SulfiteGoodSuitable for neutral or alkaline conditions
Sodium ThiosulfateGoodHigh zinc content alloys preferred
Zinc ChlorideFairHydrolylsis produces weak acidic condition
Zinc SulfateGoodSuitable for neutral or alkaline conditions
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 AcidFairUseful 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 AnhydrideFairSusceptible to dezincification.
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 AcidFairUseful 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 AcidFairUseful 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.AnilineFairStree corrosion cracking possible.
Aniline DyesFairStree corrosion cracking possible.
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 SulfatePoorHydrolylsis 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 BisulfiteGoodUseful corrosion resistance with moderate oxidizers levels and <5% chlorides. Optimum resistance at room temperature and above boiling point.
Sodium ChromateExcellentSuitable for neutral or alkaline conditions
Sodium HypochloriteFairUseful corrosion resistance with moderate oxidizers levels and <5% chlorides. Optimum resistance at room temperature and above boiling point.
Sodium NitrateGoodUseful corrosion resistance with moderate oxidizers levels and <5% chlorides. Optimum resistance at room temperature and above boiling point.
Sodium PeroxideFairOxidizing environment
Sulfur comp.Hydrogen Sulfide, DryExcellentCorrosion increases with trace of moisture
Hydrogen Sulfide, MoistFairMore corrosion resistant in dry gas
Sulfur Chloride, DryExcellentRapid corrosion increases with traces of moisture
Sulfur Dioxide, DryExcellentScaling at elevated temperatures
Sulfur Dioxide, MoistGoodMixed oxide and sulfide scale forms
Sulfur Trioxide, DryExcellentCorrosion increases with trace of moisture
Sulfur, DryExcellentCorrosion rate increases at elevated temperatures
Sulfur, MoltenPoorForms non-protective copper sulfide
WaterBrinesGoodIncreased corrosion with oxidizers, e.g. oxygen (air), chlorine, hypochlorites and ferric ions. 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. Dezincification may occur.