# Tin bronze block (CuSn10Pb10-C)

CuSn10 is a Deutsche Standard cast tin bronze, according to DIN EN 1982-2008 copper and copper alloys. Ingot and casting CuSn10 has high hardness, excellent wear resistance, is not easy to produce biting phenomenon, has better casting performance and cutting performance, and has good corrosion resistance in the atmosphere and fresh water.

What are the performance components of ZCuPb10Sn10?
ZCuPb10Sn10, cast copper alloy model, good lubrication, wear resistance and corrosion resistance, suitable for use as bimetal casting materials.
Material Name: Cast copper alloy (10-10 lead bronze, metal type)
ZCuPb10Sn10 Application Scope:
For example: plain bearings with high surface pressure and side pressure, such as rolling, vehicle bearings, impacted parts with a peak load of 60MPa, and bimetal bearing bushes with a maximum peak of 100MPa for internal combustion engines, as well as piston pin sleeves, friction plates, etc.
ZCuPb10Sn10 cast lead bronze Chemical composition:
Copper Cu: The rest
Tin Sn: 9.0 ~ 11.0
Zinc Zn: ≤2.0(excluding total impurities)
Lead Pb: 8.0 ~ 11.0
P: ≤0.05(impurity)
Nickel Ni: ≤2.0(excluding total impurities)
Aluminum Al: ≤0.01(impurity)
Iron Fe: ≤0.25(impurity)
Manganese Mn: ≤0.2(impurity)
Si: ≤0.01(impurity)
Antimony Sb: ≤0.5(impurity)
Sulfur S: ≤0.10(impurity)
Note: Total impurities ≤1.0
Mechanical properties of ZCuPb10Sn10 cast lead bronze:
Tensile strength σb(MPa) : ≥220
Yield strength σ(MPa) : ≥140
Elongation δ5(%) : ≥5
Hardness: ≥70HBW(reference value)
Heat treatment specification: pouring temperature 1000 ~ 1100℃.