Standard Historical Last Updated: Aug 16, 2017 Track Document
ASTM B393-03

Standard Specification for Niobium and Niobium Alloy Strip, Sheet, and Plate

Standard Specification for Niobium and Niobium Alloy Strip, Sheet, and Plate B0393-03 ASTM|B0393-03|en-US Standard Specification for Niobium and Niobium Alloy Strip, Sheet, and Plate Standard new BOS Vol. 02.04 Committee B10
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Scope

1.1 This specification covers four grades of wrought niobium and niobium alloy strip, sheet, and plate as follows:

Note 1—Committee B10 has adopted "niobium" as the designation for Element No. 41, formerly named "columbium."

1.1.1 R04200-Type 1 Reactor grade unalloyed niobium,

1.1.2 R04210-Type 2 Commercial grade unalloyed niobium,

1.1.3 R04251-Type 3 Reactor grade niobium alloy containing 1 % zirconium, and

1.1.4 R04261-Type 4 Commercial grade niobium alloy containing 1 % zirconium.

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

1.3 The following precautionary caveat pertains only to the test methods portion of this specification. This standard does not purport to address all of the safety concerns, 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.

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Details
Book of Standards Volume: 02.04
Developed by Subcommittee: B10.03
Pages: 5
DOI: 10.1520/B0393-03
ICS Code: 77.150.99