UNI CW708R Copper

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

Data updates

Latest Update: 2025-01
Total number of updates: 12
Update History

UNI CW708R Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
Cu
VALUE
66.0 – 70.0
UNIT
%
CAS NUMBER
7440-50-8
CRITERIA
Fe
VALUE
≤ 0.4
UNIT
%
CAS NUMBER
7439-89-6
CRITERIA
Ni
VALUE
≤ 0.5
UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
Other total
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
Zn
VALUE
val1
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UNIT
%
CAS NUMBER
7440-66-6

EN 12449: 2023 / Copper and copper alloys - Seamless, round tubes for general purposes

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UNI CW708R Physical Properties

Temperature

0 - 30°C
30 - 100°C
100 - 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 71 W/(m∙°C) Unlock full details
Heat Capacity val1
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J/(kg∙°C) Unlock full details
Electrical Resistivity 0.112 Ω∙mm²/m Unlock full details
Electrical Conductivity val1
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S/m Unlock full details
Melting Temperature val1
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°C Unlock full details

This material has 699 properties — only a subset is shown here.

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UNI CW708R Heat Treatments

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UNI CW708R Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
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MPa Unlock full details
Tensile Strength 440 MPa Unlock full details
Elongation, A 12 % Unlock full details
Brinell Hardness (HB) 110 — 160 Unlock full details
Vickers Hardness (HV) val1
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  • 51 Cross References
  • 21 Composition
  • 18 Mechanical Properties
  • 19 Physical Properties
  • - Heat Treatment
  • - Metallography
  • - Machinability
  • - Stress-Strain
  • - Formability
  • - Fatigue
  • - Fracture
  • - Creep
  • 119 Joints
  • - Coatings
  • 11 Dimensions
  • - Tribology
  • 413 Corrosion
  • - Ageing
  • - Weatherability
  • - Irradiation
  • 47 Total Suppliers