CZ107

CZ107 brasses exhibit relatively favorable corrosion resistance, possess moderate strength, and, in certain forms, demonstrate excellent ductility. These brasses are accessible in various configurations such as rods, bars, sheets, plates, and more.

CHEMICAL COMPOSITION
ElementsMin (%)Max (%)
Cu64.0067.00
Pb0.10
Fe0.10
Total Others0.50
ZnRemainder
MECHANICAL PROPERTIES ACCORDING TO BS2873 (AS PER TEMPER 1/2H)
Range From To UTS Min (MPa) UTS Max (MPa) PS Min (MPa) Elongation Min (%) Hardness Min Hardness Max
Round (Dia) 1.5 75 460 620
Hex (A/F) 3 70 460 620
Square (A/F) 3 60 460 620
Rectangle (Thickness) 3 50 460 620
PHYSICAL PROPERTIES
Melting Point – Liquidus°F 1710
Melting Point – Solidus°F 1660
Density lb/cu in. at 68°F 0.306
Specific Gravity 8.47
Electrical Conductivity % IACS at 68°F 27
Thermal Conductivity Btu/ sq ft/ ft hr/ °F at 68°F 67
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F) 11.3
Specific Heat Capacity Btu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tension ksi 15000
Modulus of Rigidity ksi 5600
FABRICATION PROPERTIES 
Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Good
Gas Shielded Arc Welding Fair
Coated Metal Arc Welding Not Recommended
Spot Weld Good
Seam Weld Not Recommended
Butt Weld Good
Capacity for Being Cold Worked Excellent
Poor Poor
Machinability Rating 30

CZ107

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