+ + C85400 Leaded Yellow
C85400 Leaded Yellow

C85400 Leaded Yellow

Chemical Composition

 Element
Cu(1,2)PbSnZnFeNi(3)AlSi
(1) In determining Cu min., Cu may be calculated as Cu + Ni. (2) Cu + Sum of Named Elements 98.9% min. (3) Ni value includes Co.
Min (%) 65.0 1.5 0.50 24.0        
Max (%) 70.0 3.8 1.5 32.0 0.7 1.0 0.35 0.05

Mechanical Properties

FormTemperTemper CodeTensile Strength
(ksi)
YS-0.5% Ext
(ksi)
Elongation
(%)
Brinell Hardness, 500 pound loadCompressive Strength .001 in. set/in.
(ksi)
Compressive Strength .1 in. set/in.
(ksi)
  Not Applicable NA 34   Typ 12   Typ 35   Typ      
As Centrifugal Cast As Centrifugal Cast M02 30   Min for Standard
30   Min for Standard
11   Min for Standard
11   Min for Standard
20   Min for Standard
20   Min for Standard
     
As Sand Cast As Sand Cast M01 30   Min for Standard
30   Min for Standard
38   Typ
11   Min for Standard
11   Min for Standard
13   Typ
20   Min for Standard
20   Min for Standard
35   Typ
50   Typ 9   Typ 28   Typ
* Measured at room temperature, 68°F (20°C).

Physical Properties

Melting Point - Liquidus°F 1725
Melting Point - Solidus°F 1700
Densitylb/cu in. at 68°F 0.305
Specific Gravity 8.44
Electrical Conductivity% IACS at 68°F 20
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 50.8
Coefficient of Thermal Expansion 68-21210⁻⁶ per °F (68 – 212°F) 11.1
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 12000
Magnetic Permeability 1

Casting Characteristics

Casting AttributeLevel
Casting Yield Medium
Drossing High
Effect of Section Size Low
Fluidity Low
Gassing Low
Patternmakers Shrinkage 3/16
Shrinkage in Solidification Medium

Fabrication Properties

TechniqueSuitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Fair
Gas Shielded Arc Welding Poor
Coated Metal Arc Welding Poor
Machinability Rating 80
Common Fabrication Processes
  • Casting

Thermal Properties

TreatmentValueTime
Stress Relief 500  
Solution Treatment   0