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ASTM-B521:2004 Edition

ASTM-B521:2004 Edition

$35.75

B521-98(2004) Standard Specification for Tantalum and Tantalum Alloy Seamless and Welded Tubes

Published By Publication Date Number of Pages
ASTM 2004 4
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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 % columbium, electron-beam furnace or vacuum arc melt, or both.

1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.

PDF Catalog

PDF Pages PDF Title
1 Scope
Referenced Documents
Terminology
Ordering Information
Materials and Manufacture
Chemical Composition
2 Mechanical Properties
Nondestructive Test Requirements
TABLE 1
TABLE 2
TABLE 3
3 Permissible Variations
Workmanship, Finish, and Appearance
Retest
Significance of Numerical Limits
Inspection
Rejection and Rehearing
Referee
Certification
Packaging and Package Marking
TABLE 4

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