C51000

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SPECIFICATION CROSS-REFERENCE CHART

Info

Product Description: Phosphor Bronze 5% A
Tempers: H04 HARD, H08 SPRING
Solids: 3/8" to 2 1/2" OD
Hex: 3/8" to 2" OD
Rectangles: Consult Mill
Standard Lengths: 144"

Typical Uses

Architecture: bridge bearing plates
Electrical: resistance wire, fuse clips, electromechanical spring components, electrical flexing contact blades, electrical connectors, electronic connectors, wire brushes, switch parts, electronic and precision instrument parts
Fasteners: fasteners, cotter pins, lock washers
Industrial: bourdon tubes, bellows, perforated sheets, chemical hardware, truss wire, springs, sleeve bushings, diaphragms, clutch disks, pressure responsive elements, beater bar, textile machinery, welding rods

Similar or Equivalent Specification

CDA ASTM ASARCON SAE AMS Federal Military Other
C51000 B139   J461
J463
4625      

Chemical Composition (according to ASTM B139/B139M-12)

Alloy Cu% Sn% Pb% Zn% Fe% P%
Note: Cu + Sum of Named Elements, 99.5% min. Single values represent maximums.
C51000 REMAINDER 4.20-
5.80
 
0.05
 
0.30
 
0.10
0.03-
0.35

Machinability

Alloy Rating Density
C51000 20 0.320

Mechanical Properties (according to ASTM B139/B139M-12)

H04 HARD TEMPER

SIZE RANGE: ¼" TO 1/2" ROUND AND HEXAGONAL
Tensile Strength (min) Yield Strength (at .5% extension under load min) Elongation (in 2 in. or 50 mm min) Brinell Hardness Remarks
Ksi MPa Ksi MPa % typical BHN
70 485     13  
SIZE RANGE: OVER 1/2" TO 1" INCLUSIVE ROUND AND HEXAGONAL
Tensile Strength (min) Yield Strength (at .5% extension under load min) Elongation (in 2 in. or 50 mm min) Brinell Hardness Remarks
Ksi MPa Ksi MPa % typical BHN
60 415     15  
SIZE RANGE: 0VER 1" ROUND AND HEXAGONAL
Tensile Strength (min) Yield Strength (at .5% extension under load min) Elongation (in 2 in. or 50 mm min) Brinell Hardness Remarks
Ksi MPa Ksi MPa % typical BHN
55 380     18  
SIZE RANGE: SIZE RANGE: 3/8" TO 1/2" ROUND
Tensile Strength (min) Yield Strength (at .5% extension under load min) Elongation (in 2 in. or 50 mm min) Brinell Hardness Remarks
Ksi MPa Ksi MPa % typical BHN
90 620     9  

Physical Properties (provided by CDA)

  US Customary Metric
  • *Determined on an alloy containing 5% tin and .2% phosphorus. This value will vary with the composition.
Melting Point - Liquidus 1920° F 1049° C
Melting Point - Solidus 1750° F 954° C
Density 0.320 lb/in3 at 68° F 8.86 gm/cm3 at 20° C
Specific Gravity 8.86 8.86
Electrical Resistivity 69.10 ohms-cmil/ft at 68° F 11.49 microhm-cm at 20° C
Electrical Conductivity* 15% IACS at 68° F 0.088 MegaSiemens/cm at 20° C
Thermal Conductivity 40 Btu · ft/(hr · ft2 · °F) at 68° F 69.2 W/m at 20° C
Coefficient of Thermal Expansion 9.9 ·10-6 per °F (68°-572° F) 17.8 ·10-6 per °C (20°-300° C)
Specific Heat Capacity 0.090 Btu/lb/°F at 68° F 377.1 J/kg at 293° C
Modulus of Elasticity in Tension 16000 ksi 110310 MPa
Modulus of Rigidity 6000 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 Excellent
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    

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