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C48200 Naval Brass "Medium Lead"

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C48200 Naval Brass "Medium Lead"

C482 Applications:

Marine hardware, screw machine products, valve stems.

Common Fabrication Processes

Hot forging, pressing and machining.

Mechanical Properties

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Cu

Fe

Pb

Sn

Zn

Min./Max.

59.0-62.0

.10

.40-1.0

.50-1.0

Rem.

Nominal

60.5

-

.7

.8

38.0

Product

Specification

Bar

ASTM B21
FEDERAL QQ-B-639

Bar, Forging

ASTM B124

Forgings, Die

ASTM B283

Plate

FEDERAL QQ-B-639

Rod

ASTM B21

Rod, Forging

ASTM B124

Shapes

ASTM B21

Shapes, Forging

ASTM B124

Sheet

FEDERAL QQ-B-639

Strip

FEDERAL QQ-B-639

Joining Technique

Suitability

Soldering

Excellent

Brazing

Good

Oxyacetylene Welding

Not Recommended

Gas Shielded Arc Welding

Not Recommended

Coated Metal Arc Welding

Not Recommended

Spot Weld

Not Recommended

Seam Weld

Not Recommended

Butt Weld

Fair

Capacity for Being Cold Worked

Poor

Capacity for Being Hot Formed

Good

Forgeability Rating

90

Machinability Rating

50

Treatment

Temp./Time - US

Temp./Time - SI

Stress Temperature

Solution Minimum

Solution Maximum

Solution Time

Solution Medium

None

Precipitation Value

Precipitation Time

Precipitation Medium