Titanium tube according to TU 14-3-1280-84

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.

 

 

External diameter of titanium tubes

Wall thickness of titanium tubes

 Length of titanium tubes, m

in

mm

in

mm

0,63-1,89

16-48

0,098-0,276

2,5-7,0

Not shorter than 1,5

 

Chemical composition of titanium tubes

Alloy grade of

titanium utbes

Standard of titanium

Chemical composition of titanium tubes, % not more than

Ti

Al

C

Si

Fe

N

O

H

Zr

V

admixtures

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

Alloy grade of titanium tubes

At t 20 C

At t 350 С

Temporary tensile strength, MPa

Yield strength, MPa

Relative elongation,%

Temporary tensile strength, MPa

not less than

PT-3V

735

617

12

294

 

Tests

Titanium tubes are to be tested by flattening and 100% ultrasonicaly tested.

 

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