Titanium tubes according to TU 14-3-843-79

Seamless thin wall titanium tubes of titanium alloys PT-1M and PT-7M

Titanium tubes are produced seamless cold-finished with thin wall made of titanium alloy grades PT-1M, PT-7M.

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

0,236-3,937

6,0-100,0

0,0059-0,070

0,15-1,8

0,8-8,0

 

Chemical composition of titanium tubes

Alloy grade of

titanium tubes

Standard of titanium

Chemical composition of titanium tubes, % not more than

Ti

Al

C

Si

Fe

N

O

H

Zr

V

admixtures

PT-1M OST 1 92077-91 base 0,2-0,7 0,07 0,10 0,20 0,04 0,12 0,007 0,30 - 0,30

PT-7M

GOST 19807-91 base 1,8-2,5 0,10 0,12 0,25 0,04 0,15 0,007 2,0-3,0 - 0,30

Hydrogen content is indicated according to requirements of standard.

 

Mechanical properties of titanium tubes

Alloy grade of titanium tubes

At t 20 С

Temporary tensile strength, MPa

Relative elongation,%

not less than

PT-1M

343-568

25

PT-7M

470-666

24

 
Tests

Titanium tubes are to be 100% hydrostatic tested, tested by flattening and 100% ultrasonically tested.

 

 

 

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