B393 Type 5 | R04220 Material Datasheet
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| Material Number | Material Name | Material Number (single) | Standard | Scope | Standard Status | Country | Successor | VDA 231-106 classification | |
|---|---|---|---|---|---|---|---|---|---|
| R04220 (ASTM B393 : 2009) | B393 Type 5 | R04220 | ASTM B393 : 2009 | ASTM B393 : 2009 replaced by ASTM B393 : 2018 | Replaced | USA | B393 Type 5 | 4.2 | 1) |
| 1) Remark: Superconducting pure niobium sheet, strip and plate (RRR grade). |
Chemical Composition
| Al [%] | C [%] | Fe [%] | H [%] | Hf [%] | Mo [%] | N [%] | Ni [%] | O [%] | Si [%] | Ta [%] | Ti [%] | W [%] | Zr [%] | Remainder | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | |||||||||||||||
| 2) Remark: blur |
Material Compliance
| REACh | RoHS |
|---|---|
| blur | blur |
Mechanical Properties
| Semi-finished Product | Condition | Temperature [°C] | Specimen Direction | Tensile Strength [MPa] | Yield Strength (0.2% offset) [MPa] | Elongation A25 [%] | Hardness HV 10 | |
|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | 1) | |
| blur | blur | blur | blur | 2) | ||||
| 1) Source: blur | ||||||||
| 2) Source: blur |
Physical Properties
| Temperature [°C] | Density [g/cm³] | Young's Modulus [GPa] | Mean Coefficient of Thermal Expansion [10^-6*K^-1] | Thermal Conductivity [W/(m*K)] | Specific Electrical Resistance [µΩm] | |
|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | 1) |
| blur | blur | blur | 1) | |||
| 1) Source: blur |
Producer/Supplier/Trade names
| Tradename | Supplier |
|---|---|
| RRR grade pure niobium | Admat Inc., Norristown |
| RRR grade pure niobium | Haines & Maassen Metallhandelsgesellschaft mbH, Bonn |
| RRR grade pure niobium | Metalcor GmbH, Essen |
| RRR grade pure niobium | STS Metalle GmbH, Alzenau |
| RRR grade pure niobium | WHS Sondermetalle e.K., Grünsfeld |