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Baoji Shengyuan Metal Material Co.,Ltd is one of the leading China niobium boat manufacturers and suppliers, equipped with a professional factory and company, welcome to wholesale quality niobium case products from us.
Grade: RO4200.RO4210,R04251,R04261
Color: Silvery gray
Available grades : Pure grade, Nb-Ti alloy, Nb-Zr alloy (Nb-Zr1%, Nb-Zr10%)
Supply condition: Cold rolled, Hot rolled, Extruded
Product Feature : High melting point, High-density, high temperature oxidation resistance, long service life, resistance to corrosion
Related Products : niobium bar , niobium sheet , niobium pipe , niobium wire , niobium foil , niobium standard parts , niobium mesh , niobium disk , niobium crafts and so on.
Mechnical Properties
|
Grade(UNS) |
Annealed |
||
|
Tensile strength min, psi (MPa) |
Yield strength min,psi (MPa) |
Elongation min, % (1 inch gage length) |
|
|
R04200 |
18000 (125) |
10500 (73) |
25 |
|
R04210 Welded |
18000 (125) |
8500 (59) |
25 |
|
R04210 Seamless |
18000 (125) |
10500 (73) |
25 |
|
R04251 |
28000(195) |
18000(125) |
20 |
|
R04261 |
28000(195) |
18000(125) |
20 |
Chemical Components
|
Content, Max, Weight % |
||||
|
Element |
R04200 Unalloyed Niobium |
R04210 Unalloyed Niobium |
R04251 (Reactor grade niobium-1% Zirconium) |
R04261 (Commercial grade niobium-1% Zirconium) |
|
C |
0.010 |
0.010 |
0.010 |
0.010 |
|
O |
0.015 |
0.025 |
0.015 |
0.025 |
|
N |
0.010 |
0.010 |
0.010 |
0.010 |
|
H |
0.0015 |
0.0015 |
0.0015 |
0.0015 |
|
Fe |
0.005 |
0.010 |
0.005 |
0.010 |
|
Mo |
0.010 |
0.020 |
||