Czech Republic · CSN

CuNi30Mn1Fe

CSN EN 12420 — Copper and copper alloys. Forgings

Chemical composition

wt% · log scale
0.010.1110100C0.05Co0.1Fe0.4 – 1Mn0.5 – 1.5Ni30 – 32P0.02Pb0.02S0.05Sn0.05Total Others0.2Zn0.5
  • min – max range
  • typical value

Mechanical properties

value range by condition
Yield strength Rp0.2≥120 MPaTensile strength Rm≥340 MPaElongation A≥25 %HardnessHVHardnessHB

Creep properties

-11.530.171.8113155350450550MPa
  • 1000.0h

Temperature °C · time at rupture

Chemical composition

ElementminmaxSimilarRemarks
C0.05
Co0.1The Cobalt content is included as Ni content
Cu​​Bal​​
Fe0.41
Mn0.51.5
Ni3032
P0.02
Pb0.02
S0.05
Sn0.05
Total Others0.2
Zn0.5

Mechanical properties

Heat treatment / conditionYield strengthTensile strengthElongationReduction of areaImpact energyHardness
Drop and hand forgings, H090≥120≥340≥25HV ≥95；HB ≥90

Physical properties

Elastic modulusMean thermal expansionThermal conductivitySpecific heatResistivityDensityPoisson's ratio
8.90

Creep

Temperature ℃Time hRp0.1
3501000.0h139.0
4501000.0h55.8
5501000.0h4.6

Similar grades

GradeRegionSystem
CW354HItalyUNI
CW354HSpainUNE
CuNi30Mn1FeSpainUNE
CW354HSwedenSS
CW354HSwitzerlandSNV
CuNi30Mn1FeSwitzerlandSNV
CW354HFinlandSFS
CuNi30Mn1FeFinlandSFS
CW354HPolandPN
CuNi30Mn1FePolandPN
CW354HAustriaONORM
CuNi30Mn1FeAustriaONORM
CW354HNorwayNS
CuNi30Mn1FeNorwayNS
CW354HBelgiumNBN
CuNi30Mn1FeBelgiumNBN
CW354HHungaryMSZ
CuNi30Mn1FeHungaryMSZ
CW354HGermanyDIN
CW354HCzech RepublicCSN
CW354HUnited KingdomB.S.
CW354HBulgariaBDS
CuNi30Mn1FeBulgariaBDS
CW354HRomaniaASRO
CuNi30Mn1FeRomaniaASRO
CW354HFranceAFNOR NF
CuNi30Mn1FeItalyUNI
Cu-Ni30Mn1FeFranceAFNOR NF
CuNi30Mn1FeUnited KingdomB.S.
CuNi30Mn1FeSwedenSS
CuNi30Mn1FeGermanyDIN