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ASTM B365 2012 Edition, December 1, 2012
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Standard Specification for Tantalum and Tantalum Alloy Rod and Wire
Additional Comments: ALSO SEE ASTM B365 (R)
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This specification covers unalloyed and alloyed tantalum rod and wire.

The materials covered by this specification are:

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

R05400, unalloyed tantalum, powder-metallurgy consolidation,

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

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

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

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.

The following precautionary caveat pertains only to the test methods portion, Section 13, of this specification: This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.