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C27451 Yellow Brass Yellow Brass Wrought BRASSES Copper-Zinc Alloys (Yellow Brasses) true false https://api.copper.org/alloys.xhtml/C27451
Chemical Composition
Elements
Cu(1) Pb Zn Fe P
(1) Cu + Sum of Named Elements 99.5% min.
Min (%) 61.0 0.05
Max (%) 65.0 0.25 Rem 0.35 0.20
Mechanical Properties *
Form Temper Temper Code Tensile Strength
(ksi)		 YS-0.5% Ext
(ksi)		 Elongation
(%)		 Rockwell B scale
* Measured at room temperature, 68°F (20°C).
Rod & Bar 1/2 Hard H02 63 Typ
 47 Typ
 25 Typ
 68 Typ
Physical Properties
Melting Point - Liquidus°F 1680
Melting Point - Solidus°F 1650
Densitylb/cu in. at 68°F 0.31
Specific Gravity 8.44
Electrical Conductivity% IACS at 68°F 22.8
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 67
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 11.4
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 15000
Modulus of Rigidityksi 5500
Magnetic Permeability 1
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
Capacity for Being Hot Formed Excellent
Forgeability Rating 95
Machinability Rating 70
Common Fabrication Processes

No fabrication process properties for this alloy

Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing 800 1100
Hot Working Temperature 1150 1450
Stress Relief 550
Typical Uses

No information for this alloy

Applicable Specifications
Form Specific Sub-Form Application System Standard Description
Forgings, Die (Hot Pressed) ASME SB283 COPPER AND COPPER ALLOY DIE FORGINGS (HOT PRESSED)
Hot-Pressed ASTM B283/B283M COPPER AND COPPER ALLOY DIE FORGINGS (HOT PRESSED)
Rod, Bar & Shapes Forgings ASTM B124/B124M COPPER AND COPPER-ALLOY FORGING ROD, BAR AND SHAPES
ASTM B927/B927M BRASS ROD, BAR, AND SHAPES
Corrosion Properties

No Corrosion Properties Available.