Zhengzhou Sanhui Refractory Metal Co., Ltd.
Zhengzhou Sanhui Refractory Metal Co., Ltd.
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Astm B393 99.95% Nb1 Pure Niobium Sheets with Best Price
2. The Size of niobium plate:
TK0.9-25mm*W<1200mm*L<1500mm
3. Standard: As per ASTM B394-98
4. Purity: >=99.9% or 99.95%
5. Table 1. Grade of Niobium plate/sheet
| Grade | Suplying state | Diameter | Lengtha | Voluntary Standers |
| Nb1 Nb2 Nb3 Nb4 | Cold state(Y) Annealedb(M) | 3.0-6.5 >6.5-10.0 >10-18 | >500 | ASTM B392-03 |
| Thermal processing state(R) Annealedb(M) | >18-25 >25-40 >40-50 >50-65 | |||
| FNb1 FNb2 | Thermal processing state(R) Annealedb(M) | 3.5-5.0 >5.0-12 | >500 >300
| |
| NbHf10-1 | Thermal processing state(R) Annealedb(M) | 20-80 | 500-2000 | |
| Note : the length of Annealing niobium plate being supplied is not greater than 2500mm.
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6. Table 2. Mechanical requirements of Niobium plate/sheet(annealed condition)
| Grade | Tensile strengthδbpsi (MPa),≥ | Yield strength δ0.2, psi (MPa),≥ | Elongation in 1"/2" gage length,%,≥ |
| RO4200-1 RO4210-2 | 18000 (125) | 10500 (73) | 25
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| Special requirements of niobium plate to be agreed on by the supplier and buyer of negotiations | |||