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Piping Material Supply for High Temperature/Pressure Applications in Thermal Power Plants

DETRA Engineering supplies tubing/piping materials to coal-fired thermal power plants, geothermal and biomass plants.


Our wide-range product scope includes Pipes, Tubes, BW Fittings, Forged Fittings, Flanges and other fabricated/welded piping products.


We sell piping products for various pressure and temperature ranges. (up to 450 bar and 600⁰C).


DETRA Engineering supplies below parts of tubing for thermal power plants:

-Boiler Tubes

-Superheater Tubes

-Re-Heater Tubes

-Economizer Tubes

-Condenser and Heat Exchanger Tubes

-U Tube, Tube Bends, Elbows and other fitting/flange parts


Please send your enquiries to us, according to ASTM A335 and EN 10216-2: info@detraeng.com


Available piping material grades' properties for high temperature/high pressure applications according to ASTM A335 and EN 10216-2:


Chemical Properties for ASTM A335 Pipes:

ASTM A335

C (%)

Mn (%)

Si (%)

Cr (%)

Mo (%)

A335 P1

0,1-0,2

0,3-0,8

0,1-0,5

-

0,44-0,65

A335 P2

0,1-0,2

0,3-0,61

0,1-0,3

0,5-0,81

0,44-0,65

A335 P5

0,15 (max)

0,3-0,6

0,5 (max)

4-6

0,45-0,65

A335 P9

0,15 (max)

0,3-0,6

0,25-1

8-10

0,9-1,1

A335 P11

0,05-0,15

0,3-0,6

0,5-1

1-1,5

0,44-0,65

A335 P12

0,05-0,15

0,3-0,61

0,5 (max)

0,8-1,25

0,44-0,65

A335 P21

0,05-0,15

0,3-0,6

0,5 (max)

2,65-3,35

0,8-1,06

A335 P22

0,05-0,15

0,3-0,6

0,5 (max)

1,9-2,6

0,87-1,13

A335 P23

0,04-0,1

0,1-0,6

0,5 (max)

1,9-2,6

0,05-0,3

A335 P36

0,1-0,17

0,8-1,2

0,25-0,5

0,3 (max)

0,25-0,5

A335 P91

0,08-0,12

0,3-0,6

0,2-0,5

8-9,5

0,85-1,05

A335 P92

0,07-0,13

0,3-0,6

0,5 (max)

8,5-9,5

0,3-0,6

A335 P122

0,07-0,14

0,7 (max)

0,5 (max)

10-12,5

0,25-0,6

A335 P911

0,09-0,13

0,3-0,6

0,1-0,5

8,5-10,5

0,9-1,1

* This table only contains some of important elements in steel. For other elements such as P, S, Ni, Nb, W, V, Cu please check the standard.


Mechanical Properties for A335 Pipes:

​ASTM A335

Tensile Strength (MPa)

Yield Strength (MPa)

Elongation Longitudinal (%)

A335 P1

380

205

30

A335 P2

380

205

30

A335 P5

415

205

30

A335 P9

415

205

30

A335 P11

415

205

30

A335 P12

415

220

30

A335 P21

415

205

30

A335 P22

415

205

30

A335 P23

510

400

20

A335 P36

415

205

30

A335 P91

585

415

20

A335 P92

620

400

20

A335 P122

620

400

20

A335 P911

620

440

20


Chemical Properties of EN 10216-2 Pipes:

EN 10216-2

​Steel No

C (%)

Mn (%)

Si (%)

Cr (%)

Mo (%)

20MnNb6

1.0471

0,22 (max)

1-1,5

0,15-0,35

-

-

16Mo3

1.5415

0,12-0,2

0,4-0,9

0,35 (max)

0,3 (max)

0,25-0,35

14MoV6-3

1.7715

0,1-0,15

0,4-0,7

0,15-0,35

0,3-0,6

0,5-0,7

10CrMo5-5

1.7338

0,15 (max)

0,3-0,6

0,5-1

1-1,5

0,45-0,65

13CrMo4-5

1.7335

0,1-0,17

0,4-0,7

0,35 (max)

0,7-1,15

0,4-0,6

10CrMo9-10

1.7380

0,08-0,14

0,3-0,7

0,5 (max)

2-2,5

0,9-1,1

15NiCuMoNb5-6-4

1.6368

0,17 (max)

0,8-1,2

0,25-0,5

0,3 (max)

0,25-0,5

X10CrMoVNb9-1

1.4903

0,08-0,12

0,3-0,6

0,2-0,5

8-9,5

0,85-1,05

X20CrMoV12-1

1.4922

0,17-0,23

1 (max)

0,15-0,5

10-12,5

0,8-1,2

* This table only contains some of important elements in steel. For other elements such as P, S, Ni, Nb, W, V, Cu please check the standard.


Mechanical Properties of EN 10216-2 Pipes:

EN 10216-2

​Steel No

Tensile Strength (MPa)

Yield Strength (MPa)

Elongation Longitudinal (%)

20MnNb6

1.0471

500-650

355

22

16Mo3

1.5415

450-600

280

22

14MoV6-3

1.7715

460-610

320

20

10CrMo5-5

1.7338

410-560

275

22

13CrMo4-5

1.7335

440-590

290

22

10CrMo9-10

1.7380

480-630

280

22

15NiCuMoNb5-6-4

1.6368

610-780

440

19

X10CrMoVNb9-1

1.4903

630-830

450

19

X20CrMoV12-1

1.4922

690-840

490

17


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DETRA Mühendislik San. ve Tic. Ltd. Sti.
A: Icerenkoy Mah. Umut Sk. No:10-12 Quick Tower K:16 34752 Atasehir/Istanbul-Turkey
T: +90 216 687 03 19
F: +90 216 628 63 68
e: info@detraeng.com

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