3. CuSn10-C /CuSn10-B (CC480K / CB480K)

CuSn10-C /CuSn10-B (CC480K / CB480K)

Common name Material description
World specifications
EuropeanBritishAmerican
Tin bronze CuSn10-C /CuSn10-BCC480K / CB480K
(EN 1982)
CT1
(BS 1400)
C90500
(ASTM B 505)

Other name: ASTM C92700, ASTM C90700, GOST BrO10Z2-K, JIS BC 3, AS C92610A, DIN CuSn10Zn 2.1086.01, SAE 62, CDA 905, NS 16510/16512,  БрО10Ц2, G-CuSn10.
The equivalence between the standards is not absolute and some variations in composition can exist.

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

 Cu*SnPbZnNiAlFeMnPSSiSbAsCrBiCdSe
Min88.09.0---------------
Max90.011.01.00.52.00.010.20.10.20.050.020.2-----

* Including nickel.

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

 Cu*SnPbZnNiAlFeMnPSSiSbAsCrBiCdSe
Min88.59.3---------------
Max90.511.00.80.51.80.010.150.10.050.040.010.15-----

* Including nickel.

Mechanical Properties (EN 1982:2017, Continuous castings)

RmTensile strength min.280 N/mm2
Rp0.2Proof Strength min.170 N/mm2
AElongation min.10 %
HBBrinell hardness min.80 HBW

Properties:

  • engineering material with high elongation;
  • corrosion and sea water resistant.

Application:

  • housing and pump cases
  • guide and running wheels and impellers for pumps and water turbines