UNI P-OT 67 Copper

Material group: Nonferrous Alloys / Copper / Copper Alloys
Country/Standard: Italy / UNI

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UNI P-OT 67 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Al
VALUE
≤ 0.05
UNIT
%
CAS NUMBER
7429-90-5
CRITERIA
Cu
VALUE
66 – 68
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Fe
VALUE
≤ 0.15
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Mn
VALUE
val1
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UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Ni
VALUE
val1
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UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
Other
VALUE
val1
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UNIT
%
CAS NUMBER
CRITERIA
Pb
VALUE
val1
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UNIT
%
CAS NUMBER
7439-92-1
CRITERIA
Si
VALUE
val1
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UNIT
%
CAS NUMBER
7440-21-3
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

UNI 4894: 1962 / Copper alloys for plastic processing. Binary brass with Cu 67% and Zn 33%

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UNI P-OT 67 Physical Properties

Temperature

0 - 30°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Modulus of Elasticity 100 — 150 GPa Unlock full details
Density val1
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kg/dm³ Unlock full details
Thermal Conductivity 116.31 W/(m∙°C) Unlock full details
Electrical Resistivity 0.066 Ω∙mm²/m Unlock full details
Electrical Conductivity val1
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S/m Unlock full details

This material has 625 properties — only a subset is shown here.

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UNI P-OT 67 Heat Treatments

  • Annealed at 425-750°C; Hardened and stress-relieved 1-2 h at 250-350°C.

UNI P-OT 67 Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa Unlock full details
Tensile Strength 255 MPa Unlock full details
Elongation, A 1 % Unlock full details
Brinell Hardness (HB) 48 — 160 Unlock full details

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  • 6 Cross References
  • 10 Composition
  • 59 Mechanical Properties
  • 8 Physical Properties
  • 1 Heat Treatment
  • - Metallography
  • - Machinability
  • 7 Stress-Strain
  • - Formability
  • - Fatigue
  • - Fracture
  • - Creep
  • 119 Joints
  • - Coatings
  • - Dimensions
  • - Tribology
  • 413 Corrosion
  • - Ageing
  • - Weatherability
  • - Irradiation
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