Czech Republic · CSN

CuSn3Zn8Pb5-C

CSN EN 1982 — Copper and copper alloys. Ingots and castings

Chemical composition

wt% · log scale
0.0010.010.11101001000Al0.01Cu81 – 86Fe0.5Ni2P0.05Pb3 – 6S0.1Sb0.3Si0.01Sn2 – 3.5Zn7 – 9.5
  • min – max range
  • typical value

Mechanical properties

value range by condition
Yield strength Rp0.2≥100 MPaTensile strength Rm≥220 MPaElongation A≥12 %HardnessHBCentrifugal castings +GZYield strength Rp0.2≥85 MPaTensile strength Rm≥180 MPaElongation A≥15 %HardnessHBSand castings +GSYield strength Rp0.2≥100 MPaTensile strength Rm≥220 MPaElongation A≥12 %HardnessHBround bars

Chemical composition

ElementminmaxSimilarRemarks
Al0.01
Cu8186Analysis value for Cu may contain Ni.
Fe0.5
Ni2
P0.05
Pb36
S0.1
Sb0.3
Si0.01
Sn23.5
Zn79.5

Mechanical properties

Heat treatment / conditionYield strengthTensile strengthElongationReduction of areaImpact energyHardness
Centrifugal castings +GZ≥100≥220≥12HB ≥70
Sand castings +GS≥85≥180≥15HB ≥60
round bars≥100≥220≥12HB ≥70