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Titanium tubes according to TU U-322-8-41-97

Seamless cold-finished titanium tubes for bicycle frames

          

Titanium tubes are produced seamless cold-finished, made of titanium alloy grades PT-7M, PT-3V.

For titanium tubes manufacturing titanium billet according to TU 1-5-132-78 is used.

 

Titanium tubes size range

External diameter of titanium tubes

Wall thickness of titanium tubes

 Length

of titanium tubes, m

in

mm

in

mm

Round titanium tubes

1,0-7,0

0,630-1,153

16-29,3

0,033-0,039

0,85-1

Tapered titanium tubes

0,38-0,42

0,630-0,984

16-25

0,039

1

Cross section in a special “water drop” shape titanium tubes

0,5-4,0

0,55х1,18 - 1,26х2,17

14х30 – 32х55

0,033-0,039

0,85-1

 

Titanium tubes chemical composition

Alloy grade

of titanium tube

Standard

Chemical composition of titanium tubes, % not more than

Ti

Al

C

Si

Fe

N

O

H

Zr

V

admixtures

PT-7M

GOST 19807-91

base

1,8-2,5

0,10

0,12

0,25

0,04

0,15

0,006

2,0-3,0

-

0,30

PT-3V

GOST 19807-91

base

3,5-5,0

0,10

0,12

0,25

0,04

0,15

0,006

0,30

1,2-2,5

0,30

Hydrogen content is indicated according to requirements of standard.

 

Мechanical requirements of titanium tubes are not specified

 

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