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Standard Specification for Niobium and Niobium Alloy Bar, Rod, and Wire (Withdrawn 2018) (Includes all amendments And changes 5/30/2018).
Automaticky preložený názov:
Štandard Specification pre nióbu a nióbu Alloy Bar, Rod, a drôt
NORMA vydaná dňa 1.10.2009
Označenie normy: ASTM B392-09e1
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.10.2009
Kód tovaru: NS-6520
Počet strán: 4
Približná hmotnosť: 12 g (0.03 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Keywords:
niobium, niobium alloy, niobium bar, niobium rod, niobium wire, Niobium and niobium alloys--specifications, UNS R04200 (Nb (Cb), unalloyed, reactor grade), UNS R04210 (Nb (Cb), unalloyed, commercial grade), UNS R04251 (Nb (Cb)-Zr, reactor grade), UNS R04261 (Nb (Cb)-Zr, commercial grade), ICS Number Code 77.150.99 (Other products of non-ferrous metals)
Significance and Use | ||||||||
For the purposes of determining compliance with the specified limits for requirements of the properties listed in this specification, an observed value or a calculated value shall be rounded as indicated in accordance with the rounding method of Practice E29. |
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1. Scope | ||||||||
1.1 This specification covers four grades of wrought niobium and niobium alloy bar, rod, and wire as follows: 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 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. 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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2. Referenced Documents | ||||||||
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