CuZn39Mn1AlPbSi | CW718R Material Datasheet

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Material Description

Material Number Material Name Material Number (single) Standard Scope Standard Status Country VDA 231-106 classification
CW718R (DIN EN 12167 : 1998-04) CuZn39Mn1AlPbSi CW718R DIN EN 12167 : 1998-04 DIN EN 12167 : 1998-04 replaced by DIN EN 12167 : 2011-08 Replaced Germany 3.2 1)
1) Remark: CuZn39Mn1AlPbSi (CW718R former identification: CuZn40Al1) is an unhardenable copper alloy. High hardness and strength values are achievable by cold forming only. Strength properties, corrosion resistance and oxidation resistance are increasable by Al-addition. CuZn39Mn1AlPbSi shows a mean wear resistance and favorable siding qualities. Processing properties: warm forming: very good cold forming: unfavorable machinability: moderately hard soldering: moderately soft soldering: unfavorable TIG-welding: moderately burnishing: very good The material is applicated for steering knuckle bushings, sliding bearings, sliding elements, worm gear rims and pinion gears.

Chemical Composition

Al [%] Cu [%] Fe [%] Mn [%] Ni [%] Pb [%] Si [%] Sn [%] Remainder
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Material Compliance

REACh RoHS
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Mechanical Properties

Semi-finished Product Strength Abbrevation Nominal Size [mm] Temperature [°C] Tensile Strength [MPa] Yield Strength (0.2% offset) [MPa] Hardness HB | HBW Hardness HV
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Physical Properties

Temperature [°C] Melting Temperature [°C] Density [g/cm³] Young's Modulus [GPa] Shear Modulus [GPa] Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] Thermal Conductivity [W/(m*K)] Specific Electrical Resistance [µΩm] Electric Conductivity [MS/m]
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Cross Reference

Material Name Country Standard
CuZn39Mn1AlPbSi Europe EN 12167
CZ 114 Great Britain BS 2870
CZ 114 Great Britain BS 2871
CZ 114 Great Britain BS 2872
CZ 114 Great Britain BS 2873
CZ 114 Great Britain BS 2874
CZ 114 Great Britain BS 2875
CuZn39AlFeMn International ISO 426/01-83
CuZn40Al1 (2.0561) Germany DIN 17660

Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Density

Temperature [°C] Density [g/cm³]
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Linear-elastic

Temperature [°C] Young's modulus [GPa] Bulk modulus [GPa] Shear modulus [GPa] Poisson's ratio
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Coefficient thermal expansion

Related Temperature [°C] Temperature [°C] Coefficient thermal expansion [10^-6*K^-1]
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Thermal conductivity

Temperature [°C] Thermal conductivity [W/(m*K)]
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Electrical resistivity

Temperature [°C] Specific electrical resistance [µΩm]
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Designation

Designation Material number Source
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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