C21000 Alloy

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Find suppliers for this alloy C21000 C21000 Gilding, 95% Wrought BRASSES Copper-Zinc Alloys (Yellow Brasses) true true https://api.copper.org/alloys.xhtml/C21000 Chemical Composition
Elements
Cu(1) Pb Zn Fe
(1) Cu + Sum of Named Elements 99.8% min.
Min (%) 94.0
Max (%) 96.0 0.05 Rem 0.05
Mechanical Properties *
Form Temper Temper Code Tensile Strength(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 48 Typ 40 Typ 12 Typ 52 Typ 54 Typ 34 Typ 0.04
1/4 Hard H01 42 Typ 32 Typ 25 Typ 32 Typ 0.04
1/4 Hard H01 42 Typ 32 Typ 25 Typ 38 Typ 44 Typ 32 Typ 0.04
Extra Hard H06 61 Typ 55 Typ 4 Typ 70 Typ 64 Typ 39 Typ 6.4 Typ 0.04
Hard H04 56 Typ 50 Typ 5 Typ 64 Typ 60 Typ 37 Typ 0.04
Hard H04 56 Typ 50 Typ 5 Typ 37 Typ 0.04
Nominal Grain Size 0.015 mm OS015 38 Typ 14 Typ 42 Typ 60 Typ 15 Typ 30 Typ 0.04
Nominal Grain Size 0.035 mm OS035 35 Typ 11 Typ 45 Typ 52 Typ 4 Typ 28 Typ 0.04
Nominal Grain Size 0.050 mm OS050 34 Typ 10 Typ 45 Typ 46 Typ 0.04
Spring H08 64 Typ 58 Typ 4 Typ 40 Typ 0.04
Spring H08 64 Typ 58 Typ 4 Typ 73 Typ 66 Typ 40 Typ 0.04
Physical Properties
Melting Point - Liquidus°F 1950
Melting Point - Solidus°F 1920
Densitylb/cu in. at 68°F 0.32
Specific Gravity 8.86
Electrical Conductivity% IACS at 68°F 56
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F 135
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) 10
Specific Heat CapacityBtu/ lb /°F at 68°F 0.09
Modulus of Elasticity in Tensionksi 17000
Modulus of Rigidityksi 6400
Fabrication Properties
Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Good
Gas Shielded Arc Welding Good
Coated Metal Arc Welding Not Recommended
Spot Weld Not Recommended
Seam Weld Not Recommended
Butt Weld Good
Capacity for Being Cold Worked Excellent
Capacity for Being Hot Formed Good
Machinability Rating 20
Common Fabrication Processes
  • Blanking
  • Coining
  • Drawing
  • Etching
  • Forming and Bending
  • Piercing and Punching
  • Shearing
  • Spinning
  • Squeezing and Swaging
  • Stamping
Thermal Properties
Treatment Minimum* Maximum*
* Temperature is measured in Fahrenheit.
Annealing 800 1450
Hot Working Temperature 1400 1600
Typical uses
Product Category Product Reason Category Reason
Architecture Ornamental Trim Appearance Appearance
Ornamental Trim Corrosion Resistance Corrosion Resistance
Ornamental Trim Mechanical Properties Moderate Strength
Ornamental Trim Plating Characteristics Plateable
Consumer Emblems Appearance Appearance
Emblems Corrosion Resistance Corrosion Resistance
Emblems Forming Characteristics Formability
Emblems Mechanical Properties Moderate Strength
Emblems Plating Characteristics Plateable
Jewelry Appearance Appearance
Jewelry Corrosion Resistance Corrosion Resistance
Jewelry Forming Characteristics Formability
Jewelry Mechanical Properties Moderate Strength
Jewelry Plating Characteristics Plateable
Plaques, Medallions Appearance Appearance
Plaques, Medallions Finishing Characteristics Accepts Lacquers
Plaques, Medallions Forming Characteristics Coinability
Plaques, Medallions Forming Characteristics Formability
Plaques, Medallions Plating Characteristics Base for Gold Plate
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
Rotor Bars, AC Motors Brazing Characteristics Brazability
Rotor Bars, AC Motors Conductivity (Electrical) Electrical Resistivity
Rotor Bars, AC Motors Mechanical Properties Moderate Strength
Fasteners Fasteners Appearance Appearance
Fasteners Corrosion Resistance Corrosion Resistance
Fasteners Forming Characteristics Formability
Fasteners Mechanical Properties Moderate Strength
Industrial Base for Gold Plate Mechanical Properties Moderate Strength
Base for Gold Plate Plating Characteristics Plateable
Base for Vitreous Enamel Mechanical Properties Moderate Strength
Base for Vitreous Enamel Plating Characteristics Plateable
Ordnance Bullet Jackets Corrosion Resistance Corrosion Resistance
Bullet Jackets Forming Characteristics Formability
Bullet Jackets Mechanical Properties Moderate Strength
Firing Pin Support Shells Corrosion Resistance Corrosion Resistance
Firing Pin Support Shells Forming Characteristics Formability
Firing Pin Support Shells Mechanical Properties Moderate Strength
Fuse Caps Corrosion Resistance Corrosion Resistance
Fuse Caps Forming Characteristics Formability
Fuse Caps Mechanical Properties Moderate Strength
Fuse Caps Plating Characteristics Plateable
Primers Corrosion Resistance Corrosion Resistance
Primers Forming Characteristics Formability
Primers Mechanical Properties Moderate Strength
Small Arm Ammunition:Primer Caps, Bullet Jackets Corrosion Resistance Corrosion Resistance
Small Arm Ammunition:Primer Caps, Bullet Jackets Corrosion Resistance Stress Corrosion Cracking Resistance
Small Arm Ammunition:Primer Caps, Bullet Jackets Forming Characteristics Formability
Small Arm Ammunition:Primer Caps, Bullet Jackets Mechanical Properties Moderate Strength
Other Coins Appearance Appearance
Coins Forming Characteristics Coinability
Coins Plating Characteristics Plateable
Medals Appearance Appearance
Medals Corrosion Resistance Corrosion Resistance
Medals Forming Characteristics Formability
Medals Mechanical Properties Moderate Strength
Medals Plating Characteristics Plateable
Tokens Corrosion Resistance Corrosion Resistance
Tokens Forming Characteristics Coinability
Tokens Forming Characteristics Formability
Tokens Mechanical Properties Moderate Strength
Applicable Specifications
Form Specific Sub-Form Application System Standard Description
Bar ASTM B36/B36M BRASS PLATE, SHEET, STRIP AND ROLLED BAR
SAE J463 WROUGHT COPPER AND COPPER ALLOYS
SAE J461 WROUGHT AND CAST COPPER ALLOYS
Plate ASTM B36/B36M BRASS PLATE, SHEET, STRIP AND ROLLED BAR
Rod, Bar & Shapes ASTM B927/B927M BRASS ROD, BAR, AND SHAPES
Sheet ASTM B36/B36M BRASS PLATE, SHEET, STRIP AND ROLLED BAR
SAE J461 WROUGHT AND CAST COPPER ALLOYS
SAE J463 WROUGHT COPPER AND COPPER ALLOYS
Strip SAE J463 WROUGHT COPPER AND COPPER ALLOYS
ASTM B36/B36M BRASS PLATE, SHEET, STRIP AND ROLLED BAR
SAE J461 WROUGHT AND CAST COPPER ALLOYS
Tube ASTM B587 WELDED BRASS TUBE
Wire ASTM B134/B134M BRASS WIRE
Corrosion Properties

No Corrosion Properties Available.

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