Niobium tubes
| Materials | R04200, R04210, R04251, R04261 |
| Standard | ASTM B394 |
| In Form | Round, Square, Coil, U shape |
| Size | According To Customer Requirements Or Drawings |
| Length | Standard & Cut Length |
| Surface | Polished or According to Customer's Requirement |
| Packing | Seaworthy Wooden Case |
| Technique | Niobium Welded Tube, Niobium Seamless Tube |
Niobium tube and niobium pipe are in gray metal color with high strength and conductivity. They are used in steel, ceramics, electronics, nuclear energy and superconductors.
Feature:
High melting point, High-density, High temperature oxidation resistance, Long service life, Resistance to corrosion
Testing:
We can provide the following types of testing for niobium tube:
Eddy Current test
Flaring test
Flattening test
Mechanical test
Microstructure test
Ultrasonic test
Chemistry%
Grade
Chief
Impurities max
Nb
Fe
Si
Ni
W
Mo
Ti
Ta
O
C
H
N
Nb1
Remainder
0.004
0.003
0.002
0.004
0. 004
0.002
0.07
0.01
0.004
0.0012
0.002
Nb2
Remainder
0.005
0.005
0.005
0.01
0.01
0 .004
0.1
0.015
0.01
0.0015
0.01
Special requirements to be agreed on by the supplier and buyer of negotitations
Niobium and Niobium alloyed tubes and pipes
Grade(UNS)
Annealed
Tensile strength min,
Yield strength min,
Elongation min,
psi (MPa)
psi (MPa)
% (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
R04200 -- 1 TYPE -- Reactor class non-alloyed Niobium.
R04210 -- 2 TYPE -- Industrial class non-alloyed Niobium.
R04251 -- 3 TYPE -- Include 1% Zr reactor Niobium alloys.
R04261 -- 4 TYPE -- Include 1% Zr industrial Niobium alloyes.
UNS Designation R05400 -- non-alloyed Tantalum,powder metallurgy,concretion.
UNS Designation R05200 -- non-alloyed Tantalum,vacuum ARC melting.
UNS Designation R05252 -- Ta + 2.5% W alloys,vacuum ARC melting.
UNS Designation R05255 -- Ta + 10% W alloys,vacuum ARC melting.
UNS Designation R05240 -- Tantalum alloys, 60% Ta,40% Nb alloys,electron bombardment or vacuum ARC melting.or both.
Zhuohangxin can provide niobium tubes in various specifications and sizes. We can provide the highest quality niobium tubes (Niobium Tubes) at competitive prices and unparalleled customer service. All Niobium Tubes (Niobium Tubes) offered by us undergo stringent testing process. We can cut, slit, shear or centerless grind niobium tubes (Niobium tubes) to your exact specifications.
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