Find suppliers for this alloyC66930
Chemical Composition
(1) Cu value includes Ag. (2) Cu + Sum of Named Elements 99.9% min. (3) Ni value includes Co.
Min (%)19.0
Max (%)Rem0.
Mechanical Properties*
Temper Code
Tensile Strength
YS-0.5% Ext
Vickers Hardness, 500 gm
Flat ProductsAs Hot RolledM2070   Min
131   Max
38   Min
109   Max
1.5   Min
30   Max
110   Min
270   Max
SpringH0870   Min
131   Max
38   Min
109   Max
1.5   Min
30   Max
110   Min
270   Max
* Measured at room temperature, 68°F (20°C).
Physical Properties
Melting Point - Liquidus°F1724
Melting Point - Solidus°F1670
Densitylb/cu in. at 68°F0.29
Specific Gravity0
Electrical Conductivity% IACS at 68°F2
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F7.8
Specific Heat CapacityBtu/ lb /°F at 68°F0.098
Modulus of Elasticity in Tensionksi18900
Magnetic Permeability1
Fabrication Properties
Technique Suitability
Oxyacetylene WeldingFair
Gas Shielded Arc WeldingGood
Coated Metal Arc WeldingGood
Spot WeldFair
Seam WeldFair
Butt WeldFair
Capacity for Being Cold WorkedGood
Capacity for Being Hot FormedFair
Forgeability Rating80
Machinability Rating40
Fabrication Process Properties

No fabrication process properties for this alloy

Thermal Properties
Treatment Minimum* Maximum* Value*
* Temperature is measured in Fahrenheit.
Stress Relief600
Hot Treatment1472
Typical uses
Product Category Product Reason Category Reason
ConsumerHand touched surfaces
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No information available.