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B521 Grade R05252 | R05252 Material Datasheet

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Material Description

Material Number Material Number (single) Standard Range of Application Standard Status Country Predecessor
R05252 (ASTM B521 : 2022) R05252 ASTM B521 : 2022 Supersedes ASTM B521 : 2019 Valid USA B521 Grade R05252 1)
1) Remark: Seamless and welded tantalum-tungsten alloy tubes with excellent corrosion resistance.

Chemical Composition

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

Semi-finished Product Nominal Size [mm] Temperature [°C] Tensile Strength [MPa] Yield Strength (2.0% offset) [MPa] Elongation A25 [%] Elongation A50 [%]
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Cross Reference

Material Name Country Standard
TaW2,5 Germany VdTÜV WB 507
R05252 USA UNS 1)
Tantalum-tungsten USA ASTM B521-22
Tantal
1) Source: Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001

Material Compliance

REACh RoHS
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