Arsenical Copper

Phosphorus-Deoxidised Arsenical Copper (C107)

NOMINAL COMPOSITION %

TYPICAL MECHANICAL PROPERTIES
Arsenic 0.15 - 0.50
Phosphorus 0.013 - 0.050
Copper REM
Tensile Strength 275 N/mm²
0.2% Proof Stress 185 N/mm²
Elongation 20 %
Hardness 80 HV

TYPICAL PHYSICAL PROPERTIES

FABRICATION PROPERTIES

Density 8.9 g/cm3
Melting Range 1053 - 1082 ºC
Specific heat 0.1 cal/g°C
Coeff of Thermal Expansion 0.000017 /ºC
Thermal Conductivity 250-300 W/mºC
Electrical Conductivity 35-40 % IACS
Modulus of Elasticity 13500 N/mm2
Hot Formability Good
Cold Formability Excellent
Machinability Rating 25(Free cutting brass = 100)
Joining Methods:
Soldering Excellent
Brazing Excellent
MIG Welding Excellent
TIG Welding Excellent
Resistance Welding Good

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