ASTM-B521:2022 Edition(Redline)

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B521-22 Standard Specification for Tantalum and Tantalum Alloy Seamless and Welded Tubes (Redline)

Published By	Publication Date	Number of Pages
ASTM	2022	7

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Categories: 77.150.99 - Other products of non-ferrous metals, ASTM

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Description

ASTM B521-22

Redline Standard: Standard Specification for Tantalum and Tantalum Alloy Seamless and Welded Tubes

ASTM B521

Scope

1.1 This specification covers tantalum and tantalum alloy seamless and welded tubes of the following grades:

1.1.1 UNS Grade R05400—Unalloyed tantalum, powder-metallurgy consolidation,

1.1.2 UNS Grade R05200—Unalloyed tantalum, vacuum melted,

1.1.3 UNS Grade R05252—Tantalum + 2.5 % tungsten alloy, vacuum melted.

1.1.4 UNS Grade R05255—Tantalum + 10 % tungsten alloy, vacuum melted.

1.1.5 UNS Grade R05240—Tantalum alloy, 60 % tantalum, 40 % niobium, electron-beam furnace, vacuum arc melt, or both.

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Keywords

seamless tubing; tantalum; tantalum alloy; tantalum tubes; welded tubing;

ICS Code

ICS Number Code 77.150.99 (Other products of non-ferrous metals)

DOI: 10.1520/B0521-22

Additional information

Standard Title	B521-22 Standard Specification for Tantalum and Tantalum Alloy Seamless and Welded Tubes (Redline)
Published Code	ASTM
Publication Date	2022
Pages Count	7
ICS Codes	77.150.99 - Other products of non-ferrous metals