C 1720 R (Japan / JIS) Material Properties

Material group: Nonferrous Alloys / Copper
Country/Standard: Japan / JIS

Data updates

Latest Update: 2019-06
Total number of updates: 2
Update History:
2015-02

Mechanical Properties

Temperature

0 - 30°C
PROPERTY / VALUE
Yield Strength, Rp0.2 480 MPa view details
Tensile Strength 410 — 1400 MPa view details
Elongation, A 2 % view details
Vickers Hardness (HV) val1
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Yield Strength, Rp0.2 69.6 ksi view details
Tensile Strength 59.5 — 203.1 ksi view details
Elongation, A 2 % 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
Be
VALUE
1.80 – 2.00
UNIT
%
CAS NUMBER
7440-41-7
CRITERIA
Cu+Be+Ni+Co+Fe
VALUE
≥ 99.5
UNIT
%
CAS NUMBER
CRITERIA
Ni+Co
VALUE
≥ 0.20
UNIT
%
CAS NUMBER
CRITERIA
Ni+Co+Fe
VALUE
val1
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UNIT
%
CAS NUMBER

H 3130: 2018 / Copper beryllium alloy, copper titanium alloy, phosphor bronze, copper-nickel-tin alloy and nickel silver sheets, plates and strips for springs

Heat Treatments

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