B521 Grade R05252 | UNS R05252 Material Datasheet - Properties - Materials Portal

B521 Grade R05252 | UNS R05252 Material Datasheet

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Material Description

Material NumberMaterial Number (single)StandardRange of ApplicationStandard StatusCountrySuccessorRemark
R05252 (ASTM B521 : 2012) UNS R05252 ASTM B521 : 2012ASTM B521 : 2012 replaced by ASTM B521 : 2019ReplacedUSAB521 Grade R05252Seamless and welded tantalum-tungsten alloy tubes with excellent corrosion resistance.

Chemical Composition

C [%]Fe [%]H [%]Mo [%]N [%]Nb [%]Ni [%]O [%]Si [%]Ti [%]W [%]SourceRemark
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Mechanical Properties

Semi-finished ProductTemperature [°C]Tensile Strength [MPa]Yield Strength (0.2% offset) [MPa]Elongation A25 [%]Elongation A50 [%]Source
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Cross Reference

Material NameCountryStandardSource
TaW2,5GermanyVdTÜV WB 507 
R05252USAUNSWorldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001
Tantalum-tungstenUSAASTM B521-12 

Producer/Supplier/Trade names

TradenameSupplier
ATI Ta2.5WATI Flat Rolled Products GmbH, Remscheid
R05252BIBUS METALS AG, Fehraltorf
R05252SELFAN Fine + Metal GmbH, Köln
R05252WHS Sondermetalle e.K., Grünsfeld

Material Compliance

REAChRoHS
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