Product Name: Niobium Sheet/Strip
Specification: according to ASTM B393-05
Materials: R04200, R04210
Size:
Packing: In Coil
Condition: Annealed
Chemical composition:
Physical property:
Tensile strength, psi (MPa), ≥
Yield strength (0.2% offset), psi (MPa),≥
Elongation in 1" gage length, %, ≥
Standard Specification ASTM B 393-05 for Niobium Ribbon, Niobium Alloy Ribbon, Niobium Strip, Niobium Alloy Strip, Niobium Foil, Niobium Alloy Foil, Niobium Sheet, Niobium Alloy Sheet, Niobium Plate, Niobium Alloy Plate.
This specification covers five grades of wrought Niobium Ribbon, Niobium Alloy Ribbon, Niobium Strip, Niobium Alloy Strip, Niobium Foil, Niobium Alloy Foil, Niobium Sheet, Niobium Alloy Sheet, Niobium Plate, Niobium Alloy Plate as follows:
1. ASTM B 393-05 UNS R04200 -Type 1, Reactor grade unalloyed niobium;
2. ASTM B 393-05 UNS R04210 -Type 2, Commercial grade unalloyed niobium;
3. ASTM B 393-05 UNS R04251 -Type 3, Reactor grade niobium alloy containing 1% zirconium;
4. ASTM B 393-05 UNS R04261 -Type 4, Commercial grade niobium alloy containing 1% zirconium;
5. ASTM B 393-05 UNS R0xxxx -Type 5, Residual Resistivity Ratio(RRR) grade pure niobium.
RRR values : guaranteed min. RRR 300 *,
* the Residual Resistivity Ratio RRR is defined as the ratio of electrical resistivity at 295K to electrical resistivity at 4,2K.