B521 Grade R05240 | UNS R05240 Material Datasheet
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| Material Number | Material Number (single) | Standard | Range of Application | Standard Status | Country | Successor | Remark |
|---|---|---|---|---|---|---|---|
| R05240 (ASTM B521 : 2012) | UNS R05240 | ASTM B521 : 2012 | ASTM B521 : 2012 replaced by ASTM B521 : 2019 | Replaced | USA | B521 Grade R05240 | Seamless and welded tantalum-columbium alloy tubes with excellent corrosion resistance. |
Chemical Composition
| C [%] | Fe [%] | H [%] | Mo [%] | N [%] | Nb [%] | Ni [%] | O [%] | Si [%] | Ti [%] | W [%] | Source | Remark |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur |
Mechanical Properties
| Semi-finished Product | Temperature [°C] | Tensile Strength [MPa] | Yield Strength (0.2% offset) [MPa] | Elongation A25 [%] | Elongation A50 [%] | Source |
|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur |
Cross Reference
| Material Name | Country | Standard | Source |
|---|---|---|---|
| R05240 | USA | UNS | Worldwide Guide to Equivalent Nonferrous Metals and Alloys, ASM International, 2001 |
| Ta60Nb40 | |||
| Tantalum-columbium | |||
| Tantalum-niobium | USA | ASTM B521-12 |
Producer/Supplier/Trade names
| Tradename | Supplier |
|---|---|
| Ta40Nb | ATI Flat Rolled Products GmbH, Remscheid |
| R05240 | SELFAN Fine + Metal GmbH, Köln |
| R05240 | WHS Sondermetalle e.K., Grünsfeld |
Material Compliance
| REACh | RoHS |
|---|---|
| blur | blur |