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Specification and Standard for Titanium Tubes and Welded Tubes
|
|
Specifications |
Common Grade |
|
Titanium seamless pipe |
ASMT B861/ASME SB861 ASTM B338 /ASME SB338 ASTM B337 /ASME SB337 |
Gr.1 ,Gr.2, Gr.7,Gr.12 |
|
Titanium welded pipe |
ASTM B862/ASME SB862 |
Gr.1 ,Gr.2, Gr.7,Gr.12 |
Titanium tubes are typically used in commercial heat exchangers in grade 2.
Chemical Composition:
|
Component |
Grade2 ASTM B861 (wt %) |
|
Nitrogen |
max. 0,03 |
|
Carbon |
max. 0,08 |
|
Hydrogen |
max. 0,015 |
|
Iron |
max. 0,30 |
|
Oxygen |
max. 0,25 |
|
Titanium |
balance |
Mechanical Properties:
|
Annealed
|
Grade2
|
|
Ultimate Tensile Strength
|
345 MPa
|
|
Yield Strength R
|
275 MPa
|
|
Fracture Elongation
|
20 %
|
Physical Properties:
|
Melting Point
|
1668 °C
|
|
Density
|
4,5 g/cm3
|
|
Modulus of Elasticity
|
105 GPa
|
|
Total: 1
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titanium bar

