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Homepage>ASTM Standards>ASTM B0364-18 - Standard Specification for Tantalum and Tantalum Alloy Ingots
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Released: 2018-05-28

ASTM B0364-18

Standard Specification for Tantalum and Tantalum Alloy Ingots

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Language:English
Released:2018-05-28
Pages:3
Standards number:ASTM B0364-18
Standard number:B0364-18
Released:01.04.2018
Status:Active
Pages:3
Section:02.04
Keywords:chemistry; mechanical properties; tantalum; tantalum alloy;
DESCRIPTION

1.1 This specification covers unalloyed and alloyed tantalum ingots prepared by vacuum-arc melting, electron-beam melting, or powder-metallurgy consolidation to produce consolidated metal for processing to various mill shapes.

1.2 The materials covered by this specification are:

1.2.1 R05200, unalloyed tantalum, electron-beam furnace or vacuum-arc melt, or both,

1.2.2 R05400, unalloyed tantalum, powder-metallurgy consolidation,

1.2.3 R05255, tantalum alloy, 90 % tantalum 10 % tungsten, electron-beam furnace or vacuum-arc melt, or both,

1.2.4 R05252, tantalum alloy, 97.5 % tantalum 2.5 % tungsten, electron-beam furnace or vacuum-arc melt, or both, and,

1.2.5 R05240 tantalum alloy, 60 % tantalum 40 % columbium, electron-beam furnace or vacuum-arc melt, or both.

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.