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Detailed Properties and Specifications for Alloy 706
Source: Copper Development Association
Composition
| Cu Rem |
Pb 0.05max |
Fe 1.0-1.8 |
Zn 1.0max |
Ni 9.0-11.0 |
Mn 1.0max |
Fabrication Properties
| Property |
|
Rating |
| Capacity for being cold worked |
|
Good |
| Capacity for being hot formed |
|
Good |
| Hot forge-ability rating (Forging brass=100) |
|
|
| Hot working temperature |
|
1550-1750F |
| Annealing temperature |
|
1100-1500F |
| Machine-ability rating (Free cutting brass=100) |
|
20 |
| Soldering |
|
Excellent |
| Brazing |
|
Excellent |
| Oxyacetylene welding |
|
Fair |
| Gas shielding arc welding |
|
Excellent |
| Coated metal arc welding |
|
Good |
| Resistance welding (Spot) |
|
Good |
| Resistance welding (Seam) |
|
Good |
| Resistance welding (Butt) |
|
Excellent |
Specific Properties based on ASTM B150
| Diameter |
Temper |
Tensile Strength |
Elongation |
Yield Strength |
Rockwell Hardness |
|
All sizes |
Soft (060) |
38min |
30min |
15min |
|
|
2.5" & under |
Hot rolled |
40min |
30min |
15min |
|
|
>2" to 5" |
Hot rolled |
40min |
30min |
15min |
|
|
All sizes |
Annealed |
40min |
|
15min |
|
|
All sizes |
Light drawn |
45min |
|
35min |
|
|
All sizes |
Annealed |
38min |
|
13min |
45max |
|
Up to 4 1/2" OD |
Class 200 |
38min |
30min |
15min |
|
|
>4 1/2" OD |
Class 200 |
38min |
30min |
13min |
|
Other Alloys:
110,
220,
260,
280,
330,
360,
464,
510,
614,
706,
715,
932,
936,
& 954
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