Find suppliers for this alloyC18143
Chemical Composition
Element
Cu(1,2)SnAlCrMnSiZr
(1) Cu value includes Ag. (2) Cu + Sum of Named Elements 99.5% min.
Min (%)0.200.010.07
Max (%)Rem0.200.100.400.050.030.13
Mechanical Properties*
Form
Temper
Temper Code
Tensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Flat ProductsSpringH0883.4   Min
94.3   Typ
105.2   Max
76.9   Min
87.1   Typ
102.3   Max
2   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1980
Densitylb/cu in. at 68°F0.321
Specific Gravity8.92
Electrical Conductivity% IACS at 68°F78
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F201
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)9.5
Specific Heat CapacityBtu/ lb /°F at 68°F0.09
Modulus of Elasticity in Tensionksi19900
Poisson's Ratio0.33
Fabrication Properties
Technique Suitability
SolderingExcellent
BrazingFair
Oxyacetylene WeldingFair
Gas Shielded Arc WeldingGood
Coated Metal Arc WeldingFair
Spot WeldGood
Seam WeldGood
Butt WeldFair
Capacity for Being Cold WorkedGood
Capacity for Being Hot FormedGood
Forgeability Rating80
Fabrication Process Properties

No fabrication process properties for this alloy

Thermal Characteristics

No thermal characteristics for this alloy

Typical uses
Product Category Product Reason Category Reason
ElectricalTerminals Connectors
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.