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Product

Chemical Requirements (%) Grade I
Copper 56.0 - 59.0 %
Lead 2.0 - 3.50 %
Iron 0.35% max.
Total Imp. Excl. Iron 0.70% max.
Zinc Remainder
Physical Properties
Condition Size T. S. MPA EL % Min

Annealed (O)

6-25 345 12
25-50 315 17
50 above 285 22
Half-Hard (HB) 6-12 405 4
12-25 395 6
25-50 355 12
Hard (HD) 50 above 325 17
6-12 550 -
12-25 490 4
Fabrication Properties  
Capacity for being  
Cold worked Poor
Hot formed Fair
Machinability Rating 100%
Suitability for Soldering Excellent
Suitability for Brazing Good

 

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