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Titanium tubes according to OST1-90050-72
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Tubes from titanium alloys
Titanium ubes are cold-rolled and drawn from titanium alloys such as VT1-00, VT1-0, OT4-0, OT4-1, OT-4.
|
| 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
|
|
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|
OT4-0
|
6-8
|
1,0
|
Random
0,5-4,0
Cut-to-length
- within the limits of random
|
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10-16
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1,0
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18-22
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1,0
- 1,5
|
|
22
|
2,0
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24-30
|
1,0
- 2,5
|
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32-35
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1,5
- 3,0
|
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38-50
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1,5
- 4,0
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52-62
|
2,0
- 4,0
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OT4-1,
OT4
|
22
– 30
|
1,0
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22
– 40
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1,5
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25
– 50
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2,0
|
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32
– 62
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2,5
|
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38
- 62
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2,5
- 3,0
|
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42
- 62
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3,5
|
|
45
- 62
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4,0
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Titanium tubes chemical composition
|
|
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Alloy grade
of titanium tube
|
Standard
|
Chemical composition of titanium tube, % not more than
|
|
Ti
|
Al
|
Mn
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C
|
Fe
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Si
|
Zr
|
O
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N
|
H
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admixtures
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VT1-00
|
OST 1 9001371
|
base
|
-
|
-
|
0,05
|
0,15
|
0,08
|
-
|
0,10
|
0,04
|
0,008
|
0,10
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|
VT1-0
|
base
|
-
|
-
|
0,07
|
0,25
|
0,10
|
-
|
0,20
|
0,04
|
0,010
|
0,30
|
|
OT4-0
|
base
|
0,4-1,4
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0,5-1,3
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0,10
|
0,30
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0,12
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0,30
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0,15
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0,05
|
0,012
|
0,30
|
|
OT4-1
|
base
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1,5-2,5
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0,7-2,0
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0,10
|
0,30
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0,12
|
0,30
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0,15
|
0,05
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0,012
|
0,30
|
|
OT4
|
base
|
3,5-5,0
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0,8-2,0
|
0,10
|
0,30
|
0,12
|
0,30
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0,15
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0,05
|
0,012
|
0,30
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| Titanium
tubes mechanical properties
|
|
|
|
Alloy
grade
of
titanium tube
|
Temporary
tensile strength, MPa
|
Relative
elongation,%
|
|
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VT1-00
|
300 - 450
|
20 |
|
VT1-0
|
400
- 550
|
15 |
|
OT4-0
|
500
- 650
|
15 |
|
OT4-1
|
600
- 750
|
12 |
|
OT4
|
700
- 850
|
10 |
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