H85 (China / GB) Material Properties

Other designations: ,
Material group: Nonferrous Alloys / Copper
Country/Standard: China / GB

Data updates

Latest Update: 2025-01
Total number of updates: 10
Update History:
2024-04 2022-09 2021-02 2019-11 2018-06 2017-12 2017-09 2014-11 2014-07

Mechanical Properties


Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa
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Tensile Strength 240 — 560 MPa view details
Elongation, A 1 % view details
Brinell Hardness (HB) 40 — 105 view details
Vickers Hardness (HV) val1
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Yield Strength, Rp0.2 val1
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ksi
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Tensile Strength 34.8 — 81.2 ksi view details
Elongation, A 1 % view details
Brinell Hardness (HB) 40 — 105 view details
Vickers Hardness (HV) val1
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Physical Properties


Temperature

0 - 30°C
PROPERTY / VALUE
Modulus of Elasticity 100 — 150 GPa view details
Density 7.5 — 9.3 kg/dm³ view details
Electrical Resistivity ≤ 0.057 Ω∙mm²/m view details
Electrical Conductivity val1
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S/m
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Modulus of Elasticity 14.5 E+03 — 21.8 E+03 ksi view details
Density 0.271 — 0.336 lb/in³ view details
Electrical Resistivity ≤ 95.5 E-06 Ω∙circular·mil/ft view details
Electrical Conductivity val1
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S/in
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Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Cu
VALUE
84.0 – 86.0
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Fe
VALUE
≤ 0.05
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Pb
VALUE
≤ 0.05
UNIT
%
CAS NUMBER
7439-92-1
CRITERIA
Zn
VALUE
val1
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UNIT
%
CAS NUMBER
7440-66-6

GB/T 5231: 2022 / Designation and chemical composition of wrought copper and copper alloys

Heat Treatments

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