|
Seamless pipes made of
corrosion-resistant steel grades
with improved surface quality
according to TU 14-3-197-89
Quality of steel
|
Steel
grade
|
Chemical
composition, %
|
|
Ñ
|
Mn
|
Si
|
P
|
S
|
Cr
|
Ni
|
Mo
|
Ti
|
|
not more
than
|
|
08Cr18Ni10Ti
|
0,08
|
1,5
|
0,8
|
0,035
|
0,02
|
17,0-19,0
|
10,0-11,0
|
-
|
5xÑ-0,6
|
Note:
1. + 0,5 % of deviation for Nickel is permissible.
2. Copper residue content is not more than 0,3 %
Range of cold-strained steel pipes
according to TU 14-3-197-89
|
Outside
diameter, mm
|
Wall
thickness, mm
|
Outside
diameter, mm
|
|
1,0
|
1,2
|
1,4
|
1,5
|
1,8
|
2,0
|
2,2
|
2,5
|
2,8
|
3,0
|
3,2
|
3,5
|
4,0
|
4,5
|
5,0
|
5,5
|
6,0
|
6,5
|
7,0
|
7,5
|
8,0
|
8,5
|
|
6
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
6
|
|
7
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
7
|
|
8
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
8
|
|
9
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
9
|
|
10
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
10
|
|
11
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
11
|
|
12
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
12
|
|
13
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
13
|
|
14
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
14
|
|
15
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
15
|
|
16
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
16
|
|
17
|
|
|
|
|
|
|
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|
|
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|
| |