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ASTM B 521 : 2019

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Standard Specification for Tantalum and Tantalum Alloy Seamless and Welded Tubes

Available format(s)

Hardcopy , PDF

Superseded date

17-06-2022

Superseded by

ASTM B 521 : 2022

Language(s)

English

Published date

18-12-2019

€59.22
Excluding VAT

Committee
B 10
DocumentType
Standard
Pages
4
PublisherName
American Society for Testing and Materials
Status
Superseded
SupersededBy
Supersedes

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

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

1.1.2UNS Grade R05200—Unalloyed tantalum, vacuum melted,

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

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

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

1.2The 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.

1.3This 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.

ASTM E 213 : 1998 Standard Practice for Ultrasonic Examination of Metal Pipe and Tubing
ASTM E 213 : 2002 Standard Practice for Ultrasonic Examination of Metal Pipe and Tubing
ASTM E 29 : 2013 : R2019 Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
ASTM E 426 : 2016 : R2021 Standard Practice for Electromagnetic (Eddy Current) Examination of Seamless and Welded Tubular Products, Titanium, Austenitic Stainless Steel and Similar Alloys
ASTM E 29 : 2002 Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
ASTM E 426 : 2016 Standard Practice for Electromagnetic (Eddy Current) Examination of Seamless and Welded Tubular Products, Titanium, Austenitic Stainless Steel and Similar Alloys
ASTM E 213 : 2020 Standard Practice for Ultrasonic Testing of Metal Pipe and Tubing
ASTM E 213 : 2022 Standard Practice for Ultrasonic Testing of Metal Pipe and Tubing
ASTM E 29 : 2022 Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications

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