Wrought

C52100

Typical Uses

  • Architecture Bridge Bearing Plates
  • Builders HardwareThermostat Bellows
  • Consumer Power Conductor for Electro-Surgical Pencil, Coinage, Cymbals
  • Electrical Electronic Connectors, Electrical Connectors, Cold Headed Parts, Electrical Flexing Contact Blades, Electrical Flexing Contact Blades, Wire Brushes, Switch Parts, Fuse Clips
  • Fasteners Cotter Pins, Fasteners, Heavy Duty, Lock Washers
  • Industrial Cold Headed Parts, Thrust Bearings, Truss Wire, Pneumatic Hammers, Doctor Blades, Paper Industry, Bourdon Tubing, Well Drill Equipment, Clutch Disks, Welding Wire, Diaphragms, Beater Bar, Bellows, Springs, Helical Extension, Springs, Helical Torsion, Clips, Heavy Duty, Gears, Pinions, Textile Machinery, Perforated Sheets, Chemical Hardware, Springs, Heavy Duty, Sleeve Bushings
  • Marine Marine Parts

Similar or Equivalent Specification

CDA ASTM ASARCON SAE AMS Federal Ingot# Military Other Desc
C52100 ASTM B139             PHOSPOR BRONZE  8% C

Chemical Composition (according to ASTM B139-07)

Cu% Sn% Pb% Zn% Fe% Ni% Sb% P% S% Al% Mn% Si%
Note: Single values represent maximums.
  • A In determining copper minimum, copper may be calculated as copper plus nickel.
REMAINDER 7.00-9.00 0.05 0.20 0.10   0.03-0.35

Mechanical Properties (according to ASTM B139-07)

H04 HARD TEMPER  

SIZE RANGE:   ¼" TO 1/2" ROUND AND HEXAGONAL

Tensile Strength (min) Yield Strength (at .5% extention under load min) Elongation (in 2in. or 50mm min, %) Brinell Hardness (min) Remarks
Ksi MPa Ksi MPa
85 585 N/A N/A 12 N/A

SIZE RANGE:   OVER  1/2" TO 1" INCLUSIVE ROUND AND HEXAGONAL

Tensile Strength (min) Yield Strength (at .5% extention under load min) Elongation (in 2in. or 50mm min, %) Brinell Hardness (min) Remarks
Ksi MPa Ksi MPa
75 515 N/A N/A 15 N/A

SIZE RANGE:  0VER 1" ROUND AND HEXAGONAL

Tensile Strength (min) Yield Strength (at .5% extention under load min) Elongation (in 2in. or 50mm min, %) Brinell Hardness (min) Remarks
Ksi MPa Ksi MPa
60 415 N/A N/A 20 N/A

Machinability

Alloy Rating Density
C52100 20 0.318

Physical Properties (provided by CDA)

  US Customary Metric
Melting Point - Liquidus 1880 F 1027 C
Melting Point - Solidus 1620 F 882 C
Density 0.318 lb/in3 at 68 F 8.8 gm/cm3 @ 20 C
Specific Gravity 8.800 8.80
Electrical Resistivity 79.80 ohms-cmil/ft @ 68 F 13.27 microhm-cm @ 20 C
Electrical Conductivity 13 %IACS @ 68 F 0.076 MegaSiemens/cm @ 20 C
Thermal Conductivity 360 Btu · ft/(hr · ft2·°F)at 68F 62.3 W/m · °K at 20 C
Coefficient of Thermal Expansion 10.10 ·10-6 per oF (68-392 F) 18.2 ·10-6 per °C (20-200 C)
Specific Heat Capacity 0.090 Btu/lb/°F at 68 F 377.1 J/kg · °K at 293 K
Modulas of Elasticity in Tension 16000 ksi 110000 MPa
Modulas of Rigidity 6400 ksi 41370 MPa

Fabrication Properties (provided by CDA)

Joining Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Fair
Gas Shielded Arc Welding Good
Coated Metal Arc Welding Fair
Spot Weld Good
Seam Weld Fair
Butt Weld Excellent
Capacity for Being Cold Worked Good
Capacity for Being Hot Formed Poor

Thermal Properties (provided by CDA)

Treatment Temp./Time - US Temp./Time - SI
Stress Temperature    
Solution Minimum    
Solution Maximum
Solution Time  
Solution Medium None
Precipitation Value    
Precipitation Time  
Precipitation Medium None
Annealing Minimum 900 483
Annealing Maximum 1250 677
Annealing Time  
Hot Works Minimum    
Hot Works Maximum    

Specification Cross
Reference Chart (pdf)

This useful chart cross references specification for UNS, CDA, ASTM and other designations.
> go (.pdf)

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