Find suppliers for this alloyC19250
Chemical Composition
(1) Cu value includes Ag. (2) Cu + Sum of Named Elements 99.8% min.
Min (%)
Max (%)
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.2% Offset
Flat Products1/2 HardH0258   Min
73   Typ
80   Max
54   Min
70   Typ
77   Max
6   Typ
Extra SpringH10106   Min
109   Typ
119   Max
99   Min
106   Typ
117   Max
HardH0473   Min
87   Typ
94   Max
70   Min
84   Typ
91   Max
5   Typ
SpringH0880   Min
94   Typ
109   Max
777   Min
91   Typ
106   Max
5   Typ
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1954
Densitylb/cu in. at 68°F0.321
Electrical Conductivity% IACS at 68°F30
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F75
Coefficient of Thermal Expansion 68-39210⁻⁶ per °F (68 – 392°F)9.7
Modulus of Elasticity in Tensionksi17400
Fabrication Properties
Technique Suitability
Oxyacetylene WeldingNot Recommended
Gas Shielded Arc WeldingNot Recommended
Coated Metal Arc WeldingNot Recommended
Spot WeldExcellent
Seam WeldExcellent
Butt WeldExcellent
Capacity for Being Cold WorkedGood
Capacity for Being Hot FormedFair
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
ElectricalLead Frames
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.