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CuZn39Pb3

ASTM B455

  • Architecture
  • General Engineering
  • Consumer Products

Typical Uses

Architecture
Elevator Trim, Thresholds, Door Frames, Handrails, Terrazzo Strip, Shower Doors, Privacy Sun Grills, Trim, Store Fronts, Architectural Forgings, Extrusions, Architectural Moldings, Window Mullions, Bathroom Partition Brackets Builders Hardware Hinges, Drawer Pulls, Lock Cams, Butts, Slide Bolts, Lock Bodies, Drawer Handles

Consumer
Picture Frames, Funeral Urns, Lamps, Fireplace Screens, Straight Edges, Handles, Hot Combs (to Straighten Hair), Squeegee Retainers

Industrial
Valve Trim, Press Brake Ram Clamps, Valve Stems, Valves, Gauges, Valve Seats, Forgings, Wheeled Racks Ordnance Gun Sights

מוטות משושים : 3/8″ – 2″
מוטות עגולים : 3/8″ – 3″
אורך מוט : 10ft – 12ft
מוטות מלבניים : W: 1/2″ – 4″
מוטות מרובעים : 3/8″ – 1.5″
פרופילים : According to customers drawing
זמינות מוצר

C38500

Chemical Composition

(%max, unless shown as range or min)

Cu Fe Pb Zn
Min/Max 55.0-59.0 0.35 2.5-3.5 Rem

Note: Cu + Sum of Named Elements, 99.5% min.

Applicable Specifications

* ASTM B455

Fabrication Processes

* Hot Forging and Pressing
* Hot Forming and Bending
* Machining

Fabrication Properties

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 Excellent
Machinability Rating 90

Mechanical Properties

Tensile Strength, min Yield Strength, at 0.5% Extension Under Load, min Elongation in 2 in (50.8 mm), min, %
ksi MPa ksi MPa
48 330 16 110 15

Physical Properties

US Customary Metric
Melting Point – Liquidus 1630 F 888 C
Melting Point – Solidus 1610 F 877 C
Density 0.306 lb/in3 at 68 F 8.47 gm/cm3 at 20 C
Specific Gravity 8.47 8.47
Electrical Resistivity 37.0 ohms-cmil/ft at 68 F 6.15 microhm-cm at 20 C
Electrical Conductivity 28 %IACS at 68 F 0.164 MegaSiemens/cm at 20 C
Thermal Conductivity 71.0 Btu · ft/(hr · ft2·°F) at 68 F 122.9 W/m ·°K at 20 C
Coefficient of Thermal Expansion 11.6·10-6 per °F (68-572 F) 20.9·10-6 per °C (20-300 C)
Specific Heat Capacity 0.09 Btu/lb/°F at 68 F 377.1 J/kg · °K at 20 C
Modulus of Elasticity in Tension 14000 ksi 96500 MPa
Modulus of Rigidity 5300 ksi 36540 MPa