Titanium alloy PT3V seamless cold-finished tubes
Titanium tubes are produced seamless cold-finished, made of titanium alloy grade PT-3V.
For titanium tubes manufacturing is used billet according to TU 1-5-132-78.
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External diameter of titanium tubes
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Wall thickness of titanium tubes
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Length of titanium tubes, m
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in |
mm |
in |
mm |
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0,63-1,89 |
16-48 |
0,098-0,276 |
2,5-7,0 |
Not shorter than 1,5 |
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Alloy grade of titanium utbes
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Standard of titanium
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Chemical composition of titanium tubes, % not more than
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Ti |
Al |
C |
Si |
Fe |
N |
O |
H |
Zr |
V |
admixtures |
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| PT-3V | GOST 1 9807-91 | base | 3,5-5,0 | 0,10 | 0,12 | 0,25 | 0,04 | 0,15 | 0,008 | 0,30 | 1,2-2,5 | 0,30 |
Hydrogen content is indicated according to requirements of standard.
Mechanical properties of titanium tubes
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Alloy grade of titanium tubes
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At t 20 °C
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At t 350 °С
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Temporary tensile strength, MPa |
Yield strength, MPa |
Relative elongation,% |
Temporary tensile strength, MPa |
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not less than |
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PT-3V |
735 |
617 |
12 |
294 |
Tests
Titanium tubes are to be tested by flattening and 100% ultrasonicaly tested.
