Stainless Pipe Works produce pipes for oil pipelines and fuel feed lines, capillary, thin and extra thin wall pipes made of stainless metals

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 Oil and fuel tubes

Pipes made of titanium, refractory metals (molybdenum, tungsten, tantalum, chromium, niobium), thin- wall and extra thin wall pipes made of stainless steels, as well as of heat-resistant and heat-proof alloys

 

Oil and fuel tubes to GOST 19277-73

 

Outside diameter: 4 - 70mm
Wall thickness: 0.5 – 3.0mm

       Notes:

1. Steel grades – 20A, 30CrMnSiA, 30 CrMnSiA-VAR, 08Cr18Ni10Тi-VAR, 12Cr18Ni10Тi, 12Cr18Ni10Тi-VAR.

2. Electrochemically polished tubes steel grades 08Cr18Ni10Тi, 08Cr18Ni10Ti-VAR, 12Cr18Ni10Тi, 12Cr18Ni10Тi-VAR shall be produced under additional agreement.

3. Chemical analysis shall be as per GOST 5632-72 (for steel grades 08Cr18Ni10Тi, 08Cr18Ni10Ti-VAR, 12Cr18Ni10Тi, 12Cr18Ni10Тi-VAR).

4. Random and fixed tube lengths for steel grades 08Cr18Ni10Тi, 08Cr18Ni10Ti-VAR, 12Cr18Ni10Тi, 12Cr18Ni10Тi-VAR is 1,5 to10 m.

5. Random ad fixed tube lengths for steel grades 20A, 30CrMnSiA, 30 CrMnSiA-VAR is 2 to 7 m.

6. Tubes shall be furnished acc. to Group A in ordinary accuracy, without electric polishing.

7. Tubes shall be 100% tested by non-destructive methods.

 

Mix

Diameter, mm

Wall, mm

Diameter, mm

Wall, mm

Diameter, mm

Wall, mm

4.0; 5.0

0.5 – 0.8

8.0 - 21.0

0.5 - 2.0

42.0 - 70.0

1.0 - 3.0

6.0

0.5 – 1.4

22.0 - 38.0

0.5 - 3.0

 

 

7.0

0.5 – 1.5

40.0

0.8 - 3.0

 

 

 

Mechanical properties

Steel grade

Tensile strength, Н/mm2

Unit elongation, %

20А

392

22

30CrMnSiA

490

18

08Cr18Ni10Тi;
08Cr18Ni10Тi-VAR

549

40

12Cr18Ni10Тi;
12Cr18Ni10Тi-VAR

549

40

 

Chemical Analysis (%, maximum)

Steel Grades

C

Si

Mn

Cr

Ni

S

P

Cu

Ti

20А

0.17-0.24

0.17-0.37

0.35-0.65

0.25

0.25

0.03

0.025

0.30

-

30CrMnSiA

0.28-0.34

0.9-1.2

0.8-1.1

0.8-1.1

0.3

0.005

0.025

-

-

08Cr18Ni10Тi

0.08

0.8

2

17-19

9-11

0.02

0.035

-

5*C-0,7

12Cr18Ni10Тi

0.12

0.8

2

17-19

9-11

0.02

0.035

-

5*C-0,8

12Cr18Ni10Тi-VAR

0.12

0.8

2

17-19

9-11

0.015

0.015

-

(C-0,02)*5-0,7