Copper Alloys C21000 is stocked by 15 North American distributors and produced by 15 large mills. Distributors will offer small quantity buys while mills will generally only sell large quantities, with delivery times anywhere from 10 to 50 weeks depending on size and form required
This material is stocked primarily in Flat Rolled Products by 13 distributors but is also available to a lesser extent in Wire Products.
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For mill (large volume) production click here
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Specifications
The following specifications cover Copper Alloys C21000
- ASTM B134
- ASTM B36
- ASTM B587
- ASTM B698
- QQ W321
- SAE J461
- SAE J463
- UNS C21000
Property Results
Chemistry Data : [top]
Copper
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94 - 96 |
Iron
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0.05 max |
Lead
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0.03 max |
Remainder Each
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Zn |
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Principal Design Features
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Brasses (Copper-Zinc Alloy), Gilding, 95%. Good formability, corrosion resistance. More often cold formed than machined.
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Applications
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Applications include ammunition components, coinage, and medallions.
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Machinability
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The machinability rating of this alloy is 20. (Where Alloy 360 FC Brass is 100).
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Welding
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Soldering is rated as "excellent", brazing is rated as "excellent", oxyacetylene welding is rated as "good", gas shielded arc welding is rated as "good", coated metal arc welding is "not recommended", spot welding is "not recommended", seam welding is "not recommended" and butt welding is rated as "good".
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Forging
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The hot forgeability rating of this alloy is not given. (Forging Brass=100). The recommended hot working temperature for this alloy is between 1400 and 1600 F.
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Hot Working
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This alloy's capacity for being hot formed is rated as "good".
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Cold Working
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The capacity for cold working this alloy is rated as "excellent".
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Annealing
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The annealing temperature for this alloy is between 800 and 1450 F.
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Physical Data : [top]
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Density (lb / cu. in.)
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0.32
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Electrical Resistivity (microhm-cm (at 68 Deg F))
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18.6
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Melting Point (Deg F)
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1920
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Modulus of Elasticity Tension
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17000
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Mechanical Data : [top]
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MSO currently has no data available for this grade.
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Videos :
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MSO currently has no videos available for this grade.
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Disclaimer
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