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Niobium Capillary Tube ASTM B394
- Description
-
Materials Grade: Type1:R04200 (Reactor Grade Unalloyed Niobium);
Type 2: R04210 (Commercial Grade Unalloyed Niobium)
Standard Specification: ASTM B394
Frequently Used Size: OD1.00mm～φ3.00mm*WT 0.5mm～2.00mm
Description:
Niobium Capillary Tube is made of Niobium, a soft and ductile metal. The size of Niobium Capillary tubes can be customized. Niobium Capillary Tube is mainly used in high-grade structural steel, superalloys, and in the medical and aerospace industries.
Chemical Components (Max Weight %):
Element
C
N
O
H
Zr
Ta
Fe
Si
W
Ni
Mo
Hf
Ti
R04200
0.01
0.01
0.015
0.0015
0.02
0.1
0.005
0.005
0.03
0.005
0.010
0.02
0.02
R04210
0.01
0.01
0.015
0.0015
0.02
0.3
0.01
0.005
0.05
0.005
0.020
0.02
0.03
Mechanical Properties for Material (Smls Capillary) Annealed Condition(90% min. Recrystallized)
Grade
Ultimate Tensile Strength min, ksi (MPa)
Yield Strength 0.2%, offset min, ksi (MPa)
Elongation in 1-in.(25-mm) gage lenght, min, %
Type 1
18 (125)
8.5 (59)
25
Type 2
18 (125)
8.5 (59)
25
Applications:
∗Niobium capillary tubes are used for high-pressure sodium lamp production.
∗Niobium capillary pipe can be used as heat exchange pipe in the heat exchanger; can be used as thermometer protection pipe in the petrochemical industry.
∗Capillary tubes are used in insulating glass units to equalize the pressure between the sealed panes for the installation of windows at high altitudes.
∗Medical capillary tubes are used for the centrifugation of blood samples.
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