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CuSn5Pb20-C

  • Thrust Block
  • Passenger Cars.
  • Pumps
  • High-Speed Soft Metal Applications

Typical Uses

Thrust Block, Water Pumps, High-Speed Soft Metal Applications, Bearings for Use on Locomotive Fenders, Passenger Cars.

Bar Length : 3000mm
Rectangle : Up to 303mm W
Square : Up to 153mm
Hexagonal : Up to 76mm
Hollow : 26X14mm - 292X238mm
Round : 10mm-303mm
Size Chart
Product availabillity

CC497K

Chemical Composition

(%max, unless shown as range or min)

Cu Ni P Pb Sn Zn Al Fe Mn S Sb Si
Min/Max 70.0-78.0 0.5-2.5 0.1 18.0-23.0 4.0-6.0 2.0 0.01 0.25 0.2 0.1 0.75 0.01

Applicable Specifications

*BS EN 1982

Fabrication Processes

* Continuous Casting

Fabrication Properties

Joining Technique Suitability
Soldering Good
Brazing Poor
Oxyacetylene Welding Not Recommended
Gas Shielded Arc Welding Not Recommended
Coated Metal Arc Welding Not Recommended
Machinability Rating 75

Mechanical Properties

Tensile Strength Rm
N/mmmin.
0.2% Proof Strength
Rp0.2 N/mmmin.
Elongation A % min. Hardness HB min.
180 90 7 50

Physical Properties

US Customary
Density 0.336 lb/in3 at 68 F
Electrical Conductivity 9 %IACS at 68 F
Thermal Conductivity 36.2 Btu · ft/(hr · ft2·°F) at 68 F
Specific Heat Capacity 0.09 Btu/lb/°F at 68 F
Modulus of Elasticity in Tension 10500 ksi