9. CuSn11Pb2-C / CuSn11Pb2-B, (CC482K)

CuSn11Pb2-C / CuSn11Pb2-B, (CC482K)

Common name Material description
World specifications
EuropeanBritishAmerican
Leaded tin bronzeCuSn11Pb2-C / CuSn11Pb2-BCC482K / CB482K
(EN 1982)
PB4
(BS 1400)
C92700
(ASTM B 505)

Other name:    Def Stan 02 838 Part 1, NES 838 Part 1, SAE 65c, NES 838, C90710 (AS 1565:1985), 904D (AS 1565:1974)
The equivalence between the standards is not absolute and some variations in composition can exist.

Chemical Composition in %, (EN 1982:2017, Castings)

 CuSnPbZnNiAlFeMnPSSiSbAsCrBiCdSe
Min83.510.50.7--------------
Max87.012.52.52.02.00.010.200.20.40.080.010.2-----

Chemical Composition in %, (EN 1982:2017, Ingots)

 CuSnPbZnNiAlFeMnPSSiSbAsCrBiCdSe
Min83.510.70.7--------------
Max86.512.52.52.02.00.010.150.20.050.080.010.20-----

Mechanical Properties (EN 1982:2017, Continuous castings)

RmTensile strength min.280 N/mm2
Rp0.2Proof Strength min.150 N/mm2
AElongation min.5 %
HBBrinell hardness min.90 HBW

Properties:

  • material combines high mechanical strength with good ductility, corrosion resistance and wear resistance

Application:

  • industrial Restaurant Equipment,
  • bearings for heavy loads and relatively low speeds,
  • bearings,
  • gear boxes,
  • speed reducers,
  • valve bodies,
  • worm gears