ASTM B 708 : 2012 : REDLINE
Current
The latest, up-to-date edition.
English
01-12-2012
CONTAINED IN VOL. 02.04, 2015 Defines unalloyed and alloyed tantalum plate, sheet, and strip as follows: 1) R05200, unalloyed tantalum, electron-beam furnace or vacuum-arc melt, or both; 2) R05400, unalloyed tantalum, powder-metallurgy consolidation; 3) R05255, tantalum alloy, 90% tantalum, 10% tungsten, electron-beam furnace of vacuum-arc melt, or both; 4) R05252, tantalum alloy, 97.5% tantalum, 2.5% tungsten, electron-beam furnace or vacuum-arc melt, or both; & 5) R05240, tantalum alloy, 60% tantalum, 40% niobium, electron-beam furnace or vacuum-arc melt.
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