HPb58-2 (China / GB) Material Properties

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

Data updates

Latest Update: 2022-10
Total number of updates: 4
Update History:
2022-09 2019-11 2018-02

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Tensile Strength 300 MPa view details
Elongation, A 8 % view details
Brinell Hardness (HB) 75 — 140 view details
Vickers Hardness (HV) val1
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Tensile Strength 43.5 ksi view details
Elongation, A 8 % view details
Brinell Hardness (HB) 75 — 140 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
Modulus of Elasticity 14.5 E+03 — 21.8 E+03 ksi view details
Density 0.271 — 0.336 lb/in³ view details

Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Cu
VALUE
57.0 – 59.0
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Fe
VALUE
≤ 0.5
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Other
VALUE
≤ 1.00
UNIT
%
CAS NUMBER
CRITERIA
Pb
VALUE
val1
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UNIT
%
CAS NUMBER
7439-92-1
CRITERIA
Sn
VALUE
val1
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UNIT
%
CAS NUMBER
7440-31-5
CRITERIA
Zn
VALUE
val1
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UNIT
%
CAS NUMBER
7440-66-6

GB/T 26306: 2010 / Free-cutting copper alloy rod and bar

Heat Treatments

  • Forging temperature in the range: 650-780°C and relative forgeability 100%.