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Cast Alloy Products - C90300

Standard Alloys

Leaded Tin Bronze Alloys

Leaded Red Brass Alloys

  • C83600
  • C83800
  • C84200
  • C84400
  • C84800
  • C85700

Manganese Bronze Alloys

  • C86200
  • C86300
  • C86500

Aluminum Bronze Alloys

  • C95200
  • C95300
  • C95300HT
  • C95400
  • C95400HT
  • C95410
  • C95410HT
  • C95500
  • C95500HT
  • C95510HT
  • C95520HT
  • C95800
  • C95900

High Tin Bronze Alloys

  • C90300
  • C90500
  • C90700
  • C90800
  • C90810
  • C91000
  • C91100
  • C91300
  • C91600
  • C91700

High Lead Tin Bronze

  • C93400
  • C93500
  • C93600
  • C93700
  • C93800
  • C93900
  • C94000
  • C94100
  • C94300
  • Bronze Family: High Tin Bronze
  • Solids: 1/2" to 10" OD
  • Tubes: 1" to 16" OD
  • Rectangles: Up to 20" wide
  • Type: Copper alloy
  • Shape/Form: Bar stock; flats/rectangular bar; hex; squares
  • Benefits: Hardness, good corrosion resistance, high wear resistance, moderate machinability, proven alloys in wide uses

Typical Uses

  • Valves, plumbing fixtures, potable water applications, gears, marine fittings and pump components

Similar or Equivalent Specification

CDA ASTM ASARCON SAE AMS Federal Ingot# Military Other Desc
C90300 B505-08              

Chemical Composition (according to ASTM B505-08)

Cu% Sn% Pb% Zn% Fe% Ni% Sb% P% S% Al% Mn% Si% Bi%
Note: Single values represent maximums.
86.00-89.00 7.50-9.00 0.30 3.00-5.00 0.20 1.00 0.20 1.50 0.05 0.005 N/A 0.005 N/A

Mechanical Properties (according to ASTM B505-08)

Tensile Strength (min) Yield Strength (at .5% extention under load min) Elongation (in 2in. or 50mm min, %) Hardness (typical Bhn - 500kg) Remarks
Ksi MPa Ksi MPa      
44   22   18 70  

Machinability

Alloy Rating Density
C90300 30 0.318

Physical Properties (provided by CDA)

US Customary Metric
  • * Field Strength 16 kA/m
Melting Point - Liquidus 1832 F 1000 C
Melting Point - Solidus 1570 F 854 C
Density 0.318 lb/in3 at 68 F 8.8 gm/cm3 @ 20 C
Specific Gravity 8.800 8.8
Electrical Conductivity 120 %IACS @ 68 F 0.069 MegaSiemens/cm @ 20 C
Thermal Conductivity 43.20 Btu · ft/(hr · ft2·°F)at 68F 74.8 W/m · °K at 20 C
Coefficient of Thermal Expansion 100 ·10-6 per oF (68-212 F) 0.0 ·10-6 per °C (20-100 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 14000 ksi 96500 MPa
Magnetic Permeability 10 1.0

Fabrication Properties (provided by CDA)

Joining Technique Suitability
Soldering Excellent
Brazing Good
Oxyacetylene Welding Fair
Gas Shielded Arc Welding Fair
Coated Metal Arc Welding Fair

Thermal Properties (provided by CDA)

Treatment Temp./Time - US Temp./Time - SI
Stress Temperature 500 260
Solution Minimum    
Solution Maximum    
Solution Time 0.0
Solution Medium None
Precipitation Value    
Precipitation Time    
Precipitation Medium None
Annealing Minimum    
Annealing Maximum    
Annealing Time  
Hot Works Minimum    
Hot Works Maximum    

 

   

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BEARTECH ALLOYS, Inc.
(877) 232-7832 Toll Free
(714) 550-1700 * (714) 550-1710 Fax
910 S. Placentia Ave, Suite A
Placentia, CA 92870