ASTM B394 Grade R04251 soft annealed (+A)

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Description

Reactor grade niobium-zirconium alloy seamles and welded tubes.

Related Standards

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Properties

General

Density

ρ

8.57 g/cm³ at 20 °C

Mechanical

Elastic modulus

E

103 GPa at 20 °C

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Elongation A25

A25

20 % at 20 °C

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Tensile strength

Rm

195 MPa at 20 °C

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Yield strength Rp0.2

Rp0.2

125 MPa at 20 °C

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Thermal

Thermal conductivity

λ

52 W/(m·K) at 20 °C

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Electrical

Electrical resistivity

ρel

1.5E-7 Ω·m at 20 °C

Chemical properties

Element

Weight %

Comment

Zr

0.8 - 1.2 %

Ta

0.1 %

W

0.03 %

Hf

0.02 %

Ti

0.02 %

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This material data has been provided by WIAM.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.