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C40800 Silicon Brass Wrought BRASSES Copper-Zinc-Tin Alloys (Tin Brasses) false 1992-03-09 true https://api.copper.org/alloys.xhtml/C40800
Chemical Composition
Elements
Cu Pb Sn Zn Fe
Min (%) 94.0 1.8
Max (%) 96.0 0.05 2.2 Rem 0.05
Mechanical Properties *
Form Temper Temper Code Tensile Strength
(ksi)		 YS-0.2% Offset
(ksi)		 YS-0.5% Ext
(ksi)		 Elongation
(%)		 Rockwell B scale Rockwell F scale Rockwell 30T scale Shear Strength
(ksi)		 Torsion Modulus
(ksi)		 Ultimate Tensile Strength in Shear
(ksi)		 Section Size
(in)
* Measured at room temperature, 68°F (20°C).
Flat Products 1/2 Hard H02 54 Typ
 55 Typ
 46 Typ
 12 Typ
 65 Typ
 62 Typ
 38 Typ
 0.04
1/4 Hard H01 50 Typ
 39 Typ
 24 Typ
 36 Typ
 0.04
1/4 Hard H01 50 Typ
 45 Typ
 39 Typ
 24 Typ
 50 Typ
 54 Typ
 36 Typ
 0.04
3/4 Hard H03 62 Typ
 60 Typ
 52 Typ
 6 Typ
 72 Typ
 67 Typ
 41 Typ
 0.04
Extra Hard H06 73 Typ
 78 Typ
 61 Typ
 4 Typ
 82 Typ
 73 Typ
 45 Typ
 0.04
Extra Spring H10 79 Typ
 84 Typ
 75 Typ
 3 Typ
 84 Typ
 75 Typ
 49 Typ
 0.04
Hard H04 67 Typ
 57 Typ
 5 Typ
 43 Typ
 0.04
Hard H04 67 Typ
 70 Typ
 57 Typ
 5 Typ
 76 Typ
 70 Typ
 43 Typ
 0.04
Nominal Grain Size 0.015 mm OS015 45 Typ
 15 Typ
 42 Typ
 69 Typ
 31 Typ
 34 Typ
 0.04
Nominal Grain Size 0.025 mm OS025 44 Typ
 14 Typ
 43 Typ
 65 Typ
 26 Typ
 34 Typ
 0.04
Nominal Grain Size 0.035 mm OS035 42 Typ
 13 Typ
 43 Typ
 33 Typ
 0.04
Nominal Grain Size 0.035 mm OS035 42 Typ
 13 Typ
 43 Typ
 60 Typ
 22 Typ
 33 Typ
 0.04
Spring H08 79 Typ
 66 Typ
 3 Typ
 48 Typ
 0.04
Spring H08 79 Typ
 82 Typ
 66 Typ
 3 Typ
 85 Typ
 77 Typ
 48 Typ
 6 Typ 0.04
Physical Properties
(1)For hard alloys.(2)For annealed alloys.
Melting Point - Liquidus°F 1930
Melting Point - Solidus°F 1900
Densitylb/cu in. at 68°F 0.32
Electrical Conductivity% IACS at 68°F 37
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 92
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 10.1
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 16000 (1)
Modulus of Elasticity in Tensionksi 18000 (2)
Modulus of Rigidityksi 6000
Fabrication Properties
Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Good
Gas Shielded Arc Welding Good
Spot Weld Not Recommended
Seam Weld Not Recommended
Butt Weld Good
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Formed Fair
Machinability Rating 20
Common Fabrication Processes
  • Blanking
  • Shearing
  • Stamping
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing 850 1250
Hot Working Temperature 1525 1635
Typical uses
Product Category Product Reason Category Reason
Architecture Weather Stripping Appearance Appearance
Weather Stripping Corrosion Resistance Corrosion Resistance
Weather Stripping Mechanical Properties Moderate Strength
Builders Hardware Hardware, Stamped Appearance Appearance
Hardware, Stamped Corrosion Resistance Corrosion Resistance
Hardware, Stamped Forming Characteristics Formability
Hardware, Stamped Mechanical Properties Moderate Strength
Consumer Costume Jewelry Appearance Appearance
Costume Jewelry Corrosion Resistance Corrosion Resistance
Costume Jewelry Forming Characteristics Formability
Costume Jewelry Mechanical Properties Moderate Strength
Costume Jewelry Solderability Solderability
Electrical Connectors Conductivity (Electrical) Electrical Conductivity
Connectors Conductivity (Thermal) Thermal Conductivity
Connectors Corrosion Resistance Corrosion Resistance
Connectors Forming Characteristics Formability
Connectors Mechanical Properties Moderate Strength
Industrial Bushings Corrosion Resistance Corrosion Resistance
Bushings Forming Characteristics Formability
Bushings Friction & Wear Properties Wear Resistance
Bushings Mechanical Properties Moderate Strength
Bushings Thermal Properties Resistance to Stress Relaxation
Thrust Washers Corrosion Resistance Corrosion Resistance
Thrust Washers Forming Characteristics Formability
Thrust Washers Friction & Wear Properties Wear Resistance
Thrust Washers Mechanical Properties Moderate Strength
Thrust Washers Thermal Properties Resistance to Stress Relaxation
Applicable Specifications

No applicable specifications for this alloy

Corrosion Properties

No Corrosion Properties Available.