CuBe2 | CW101C Material Datasheet

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Material Description

Material Number Material Name Material Number (single) Standard Scope Standard Status Country Predecessor Successor VDA 231-106 classification
CW101C (DIN EN 12163 : 2011-08) CuBe2 CW101C DIN EN 12163 : 2011-08 DIN EN 12163 : 2011-08 replaced by DIN EN 12163 : 2016-11 Replaced Germany CuBe2 CuBe2 3.2 1)
1) Remark: CuBe2, mat. No CW101C, is counted among hardenable, low alloyed copper alloys. To the comparable make CuBe2, mat. No 2.1247, acc. to DIN 17666 : 1983-12 applies: It is an alloy of optimal hardenability for highest requirements to strength, elasticity, abrasion and fatigue resistance. CuBe2 shows mean electrical and favorable thermal conductivity. The material does not show any embrittlement at lower temperatures (up to -200°C) as well as no stress corrosion sensitivity. The temperature for removal of workhardening approximates 350°C. Processing properties: hot and cold forming: good machinability: moderately hard and soft soldering: good gas shielded welding: good burnishing: good Application: For bearing jewels and screws, tensioning belts and wires, membranes, balance springs and drawn parts for watches, all types of springs. Individual parts for HF- and NF- special couplers, wear-resistant worms and gear-wheels, high-stress solid components, non-magnetic and spark-safe. For the electrolytically tinned strip the coatings (Sn bright, Sn matt, Sn fuzed, SnPb) are listed by the application (better solderability, better corrosion resistance, reduction of the electrical contact resistance, better appearance) in the DIN EN 14436 : 2004-11 (Table 5)

Chemical Composition

Be [%] Co [%] Fe [%] Ni [%] Remainder
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Material Compliance

REACh RoHS
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Mechanical Properties

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

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

Material Name Country Standard
QBe1.9 China GB/T 5233 1)
QBe2 China GB/T 5233 1)
QBe2 China GB/T 4431 1)
CuBe2 Europe EN 12163 1)
CuBe2 Europe EN 12165 1)
CuBe2 Europe EN 12166 1)
CuBe2 Europe EN 12167 1)
CuBe2 Europe EN 12420 1)
CuBe2 Europe EN 1654 1)
CuBe2 International ISO 1187 1)
C1720 Japan JIS H 3270 1)
BrB2 Russia GOST 18175 1)
C17200 USA UNS 1)
C17200 USA AMS 4533 1)
C17200 USA AMS 4650 1)
C17200 USA AMS 4651 1)
B194 UNS C17200 USA ASTM B194 1)
B196 UNS C17200 USA ASTM B196 1)
C17200 USA SAE J461 1)
C17200 USA SAE J463 1)
CuBe2 Germany DIN 1787 2)
2.1247 Germany DIN 1787 2)
1) Source: Deutsches Kupferinstitut Berufsverband e.V., Düsseldorf
2) Source: DIN CEN/TS 13388 (DIN SPEC 9700)

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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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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