Titanium tubes according to OST1-90065-72

Tubes from premium titanium alloys

          

Titanium tubes are cold-rolled and cold-drawn from titanium alloys such as VT1-00, VT1-0 and OT4-0.

 

Titanium tubes size range

Alloy grade

of titanium tube

External diameter of titanium tube, mm

Wall thickness of titanium tube, mm

Length of titanium tube, m

VT1-00

VT1-0

OT4-0

8

0,5 - 1,0

Random  0,5-4,0

Cut-to-length - within the limits of random

10

0,5 - 1,6

12-18

0,5 - 2,0

20

0,75 - 2,0

22-30

1,0 - 2,0

 

Titanium tubes chemical composition

Alloy grade

of titanium tube

Standard

Chemical composition, % not more than

Ti

Al

Mn

C

Fe

Si

Zr

O

N

H

admixtures

VT1-00

OST 1 9001371

base

-

-

0,05

0,15

0,08

-

0,10

0,04

0,008

0,10

VT1-0

base

-

-

0,07

0,25

0,10

-

0,20

0,04

0,010

0,30

OT4-0

base

0,4-1,4

0,5-1,3

0,10

0,30

0,12

0,30

0,15

0,05

0,012

0,30

 

Titanium tubes mechanical properties

Alloy grade

of titanium tube

Temporary tensile strength, MPa

Relative elongation,%

VT1-00

300 - 450

20

VT1-0

400 - 550

15

OT4-0

500 - 650

15

 
Tests

Titanium tubes are examined with flaring test, flattening and hydraulic tests (according to customer's requirement).

 

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