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Similar or Equivalent Specification

CDA ASTM ASARCON SAE AMS Federal Military Other
C86500 B505
B505M
  J461
J462
AMS 4860 QQ-C-390, C3
QQ-B-726, CLASS A
MIL-C-22229, COMP 7  

Chemical Composition

Alloy Cu%1 Sn% Pb% Zn% Fe% Ni%2 Al% Mn%
Chemical Composition according to ASTM B505/B505M-14
1In determining Cu min., Cu may be calculated as Cu + Ni.   2Ni value includes Co.
Note: Cu + Sum of Named Elements, 99.0% min. Single values represent maximums.
C86500 55.00-
60.00
 
1.00
 
0.40
36.00-
42.00
0.40-
2.00
 
1.0
0.50-
1.50
0.10-
1.50

Mechanical Properties (according to ASTM B505/B505M-14)

Tensile Strength(min) Yield Strength(at .5% extention under load min) Elongation(in 2in. or 50mm min, %) Brinell Hardness(min) Remarks
Ksi MPa Ksi MPa      
70 483 25 172 25 N/A

Machinability

Alloy Rating Density
C86500 26 0.301

Physical Properties (provided by CDA)

  US Customary Metric
  • * Field Strength 16 kA/m
Melting Point - Liquidus 1616° F 880° C
Melting Point - Solidus 1583° F 862° C
Density 0.301 lb/in3 at 68° F 8.33 gm/cm3 at 20° C
Specific Gravity 8.33 8.33
Electrical Conductivity 22% IACS at 68° F 0.128 MegaSiemens/cm at 20° C
Thermal Conductivity 49.6 Btu · ft/(hr · ft2 · °F) at 68° F 85.8 W/m at 20° C
Coefficient of Thermal Expansion 11.3 · 10-6 per °F (68°-212° F) 19.5 · 10-6 per °C (20°-100° C)
Specific Heat Capacity 0.09 Btu/lb/°F at 68° F 377.1 J/kg at 293° C
Modulas of Elasticity in Tension 15000 ksi 103400 MPa
Magnetic Permeability* 1.09 1.09

Fabrication Properties (provided by CDA)

Joining Technique Suitability
Soldering Fair
Brazing Fair
Oxyacetylene Welding Poor
Gas Shielded Arc Welding Poor
Coated Metal Arc Welding Poor

Thermal Properties (provided by CDA)

Treatment Temp./Time - US Temp./Time - SI
Stress Temperature 500 260
Solution Minimum    
Solution Maximum
Solution Time 0.0
Solution Medium None
Precipitation Value    
Precipitation Time    
Precipitation Medium None
Annealing Minimum    
Annealing Maximum    
Annealing Time  
Hot Works Minimum    
Hot Works Maximum    
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