Platinum Dispersion Hardened (Pt DPH)

PtRh5 DPH

PtRh10 DPH

PtRh20 DPH-L

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Materials

Available properties

General

Density (g/cm³)

Mechanical

Norton Exponent ([-])
Elastic modulus (GPa)
Hardness, Vickers ([-])
Creep strength (MPa)
Yield strength Rp0.2 (MPa)
Tensile strength (MPa)
Elongation (%)

Thermal

Thermal conductivity (W/(m·K))
Melting point (°C)

Electrical

Electrical resistivity (Ω·m)

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Platinum Dispersion Hardened (Pt DPH)

PtRh5 DPH

PtRh10 DPH

PtRh20 DPH-L

Primary standard name

Equivalent standard names

Related standards

Chemical composition

Element

Weight %

Comment

Element

Weight %

Comment

Element

Weight %

Comment

Element

Weight %

Comment

Material Information

Application areas

Typical applications are crucibles and other equipment for processing special optical glasses, as th

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Pt-10%Rh DPH is very widely used for structural applications in the glass industry. Typical uses are

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Mechanical

Norton Exponent, N_exp

8.5 [-] at 1200 °C

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7 [-] at 1200 °C

6.3 [-] at 1200 °C

Elastic modulus, E

37.6 GPa at 23 °C

106 GPa at 23 °C

162 GPa at 23 °C

247.8 GPa at 20 °C

Hardness, Vickers, HV

60 [-] at 23 °C

82 [-] at 23 °C

113 [-] at 23 °C

130 [-] at 23 °C

Creep strength, Rm,creep

3.3 MPa at 1200 °C

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5.6 MPa at 1200 °C

13.6 MPa at 1200 °C

Yield strength Rp0.2, Rp0.2

73 MPa at 20 °C

128 MPa at 20 °C

211 MPa at 20 °C

147.4 MPa at 20 °C

Tensile strength, Rm

178 MPa at 20 °C

290 MPa at 20 °C

371 MPa at 20 °C

464.7 MPa at 23 °C

Elongation, A

22 % at 20 °C

39 % at 20 °C

27 % at 20 °C

35.8 % at 20 °C

General

Density, ρ

21.36 g/cm³ at 23 °C

20.59 g/cm³ at 23 °C

20 g/cm³ at 23 °C

18.7 g/cm³ at 23 °C

Electrical

Electrical resistivity, ρel

1.2E-7 Ω·m at 20 °C

1.7E-7 Ω·m at 20 °C

2E-7 Ω·m at 20 °C

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Thermal

Thermal conductivity, λ

71.5 W/(m·K) at 20 °C

45.2 W/(m·K) at 20 °C

40 W/(m·K) at 20 °C

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Melting point, Tm

1769 °C

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1840 - 1870 °C

1830 - 1855 °C