FORGING BRASS

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CZ129

Forging Brass
Forging Brass
Forging Brass
Forging Brass
Forging Brass
Forging Brass
Forging Brass

DESCRIPTION

CZ129
SPEC SHEET

Brass is an alloy mainly consisting of copper and zinc. Brass alloys can be easily shaped and are available in various colors. Brass has high thermal conductivity. CZ129 forging brass alloys have good forgeability. They are available in the form of rod.

The following datasheet gives details about CZ129 brass alloys.

CHEMICAL COMPOSITION

Elements Min (%) Max (%)
Cu 58.50 61.00
Pb 0.80 1.50
Fe - 0.20
Total Others Excl. Fe - 0.50
Zn Remainder

MECHANICAL PROPERTIES ACCORDING TO BS2874 (AS PER TEMPER M)

Range From To UTS Min (N/mm²) PS Min Elongation Min (%) Hardness Min Hardness Max
Round (Dia) 1.5 18 380 - 25 - -
18 40 380 - 25 - -
40 75 350 - 28 - -
Hex (A/F) 3 18 380 - 25 - -
18 40 380 - 25 - -
40 70 350 - 28 - -
Square (A/F) 3 18 380 - 25 - -
18 40 380 - 25 - -
40 60 350 - 28 - -
Rectangle (Thickness) 3 18 380 - 25 - -
18 40 380 - 25 - -
40 50 350 - 28 - -
PHYSICAL PROPERTIES
Melting Point - Liquidus°F 1640
Melting Point - Solidus°F 1620
Density lb/cu in. at 68°F 0.305
Specific Gravity 8.44
Electrical Conductivity % IACS at 68°F 27
Thermal Conductivity Btu/ sq ft/ ft hr/ °F at 68°F 69
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F) 11.5
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 Good
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Not Recommended
Coated Metal Arc Welding Not Recommended
Spot Weld Not Recommended
Seam Weld Not Recommended
Butt Weld Fair
Capacity for Being Cold Worked Poor
Capacity for Being Hot Formed Excellent
Forgeability Rating 100
Machinability Rating 80

TYPICAL USES

  • Builders Hardware
  • Building
  • Consumer
  • Electrical
  • Industrial

Metals