Niobium and Niobium Alloy Products Processing

Niobium and Niobium Alloy Products Processing

Sheet Thickness	Material	Processing Status.			Size		Stamping Performance
General tolerance ±10%	Pure Nb≥99.96%	Cold rolled hard state	Cold rolled annealed state + pickling	Machining	maximum width	maximum length	Hardness （HV）	Flatness（%）	Punch strength cupping value（mm）	tensile strength（MPa）	Yield Strength（MPa）	elongation rate（%）
0.10-0.15	0	0	0		450	1000	5.6-6.0	≤5	≥ 20	129-195	85-125	20-25
0.16-0.19	0	0	0		450	1000			≥ 20
0. 20-0. 29	0	0	0		750	2000			≥ 20
0.30-0.39	0	0	0		750	2000			≥ 20
0. 40-0. 49	0	0	0		750	2000			≥ 21
0.50-0.59	0	0	0		750	2000		≤4.5	≥ 21
0.60-0.69	0	0	0		750	2000			≥ 21
0.70-0. 79	0	0	0	0	750	2000			≥ 21
0.80-0. 89	0	0	0	0	750	2000			≥ 21
0.90-0. 99	0	0	0	0	750	2000			≥ 21
1.0-1.4	0	0	0	0	750	2000			≥ 23
1.5-1.9	0	0	0	0	750	2000			≥ 23
2.0-2.4	0	0	0	0	750	2000			≥ 23
2.5-2.9	0	0	0	0	750	2000			≥ 23
3.0-3.4	0	0	0	0	750	2000			≥ 23
3.5-3.9	0	0	0	0	750	2000			≥ 25
4.0-4.9	0	0	0	0	750	2000			≥ 25
5.0-5.9	0	0	0	0	750	2000			≥ 25
6.0-6.9	0	0	0	0	750	2000			≥ 25
7.0-9.9	0	0	0	0	750	2000			≥ 25
10.0-11.9	0	0	0	0	750	2000			≥ 25
12.0-14.9	0	0	0	0	750	2000			≥ 25
15.0-19. 9	0	0	0	0	750	2000			≥ 25
20.0-25.0	0	0	0	0	750	2000			≥ 25

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