Materials Portal Logo MATERIALS PORTAL

CuNi7Zn39Pb3Mn2 | CW400J Material Datasheet

Unlock Exclusive Materials Data

Gain access to a wealth of materials data by joining our Materials Portal.

Register for Free or Upgrade for Full Access

Material Description

Material Number Material Number (single) Standard Range of Application Standard Status Country
CW400J (DIN EN 12420 : 2014-09) CW400J DIN EN 12420 : 2014-09 Supersedes DIN EN 12420 : 1999-03 Valid Germany 1)
1) Remark: The material is used for forged products. It belongs to the material group of hot forming behavior no. III.

Chemical Composition

Cu [%] Fe [%] Mn [%] Ni [%] Pb [%] Sn [%]
blur blur blur blur blur blur 1)2)
1) Source: blur
2) Remark: blur

Mechanical Properties

Semi-finished Product Strength Abbrevation Temperature [°C] Tensile Strength [MPa] Yield Strength (0.2% offset) [MPa] Elongation A [%]
blur blur blur blur blur blur 1)
1) Source: blur

Physical Properties

Temperature [°C] Density [g/cm³] Young's Modulus [GPa] Mean Coefficient of Thermal Expansion [10^-6*K^-1] Thermal Conductivity [W/(m*K)] Electric Conductivity [MS/m] Specific Electric Conductivity [% IACS]
blur blur blur blur blur blur blur 1)
blur blur blur blur blur blur blur 2)
blur blur blur blur blur blur blur 2)
1) Source: blur
2) Source: blur

Cross Reference

Material Name Country Standard
CuNi7Zn39Pb3Mn2 Europe EN 12420
Alpaka
Alpaca
Alpacca
Argentan
Cuivre blanc
German silver
Hotelsilber
Maillechort
Minargent
Neusilber
Nickel silver
Packfong
plata alemana

Producer/Supplier/Trade names

Tradename Supplier
CuNi7Zn39Pb3Mn2 Saar-Metallwerke GmbH, Saarbrücken
CuNi7Zn39Pb3Mn2 ZOLLERN GmbH & Co. KG, Sigmaringen

Material Compliance

REACh RoHS
blur blur