DIN17175/EN10216-2

Name: DIN17175/EN10216-2 Heat Resistant Seamless Steel Pipe Lines

Size (mm): O.D.: 6.0∼219.0; W.T: 1∼30; L: max 12000

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Specifications:

OD (mm) Wall Thickness (mm)
  2 2.5 3 3.5 4 4.5 5 6 6.5-7 7.5-8 8.5-9 9.5-10 11 12
Φ25-Φ28 ● ● ● ● ● ●                
Φ32   ● ● ● ● ● ●              
Φ34-Φ36   ● ● ● ● ● ●              
Φ38   ● ● ● ● ● ●              
Φ40     ● ● ● ● ●              
Φ42     ● ● ● ● ●              
Φ45     ● ● ● ● ● ●            
Φ48-Φ60     ● ● ● ● ● ● ●          
Φ63.5       ● ● ● ● ● ● ●        
Φ68-Φ73         ● ● ● ● ● ●        
Φ76         ● ● ● ● ● ● ● ● ● ●
Φ80         ● ● ● ● ● ● ● ● ● ●
Φ83         ● ● ● ● ● ● ● ● ● ●
Φ89         ● ● ● ● ● ● ● ● ● ●
Φ95         ● ● ● ● ● ● ● ● ● ●
Φ102         ● ● ● ● ● ● ● ● ● ●
Φ108         ● ● ● ● ● ● ● ● ● ●
Φ114           ● ● ● ● ● ● ● ● ●
Φ121           ● ● ● ● ● ● ● ● ●
Φ127           ● ● ● ● ● ● ● ● ●
Φ133           ● ● ● ● ● ● ● ● ●
Φ140             ● ● ● ● ● ● ● ●
Φ146             ● ● ● ● ● ● ● ●
Φ152             ● ● ● ● ● ● ● ●
Φ159             ● ● ● ● ● ● ● ●
Φ168             ● ● ● ● ● ● ● ●

 

Heat-resistant seamless steel tube

Applications:

Used for piping in boilers.

Size (mm):

O.D.: 6.0∼219.0; W.T: 1∼30; L: max 12000

 

Steel, Chemical Composition (DIN17175):


Standard

Grade

Chemical Composition

Mechanical Properties

C

Si

Mn

P≤

S≤

Cr

Mo

(MPa)

(MPa)

(%)

DIN17175

St35.8

≤0.17

0.10~
0.35

0.40~
0.80

0.030

0.030

/

/

360~480

≥235

≥25

St45.8

≤0.21

0.10~
0.35

0.40~
1.20

0.030

0.030

/

/

410~530

≥255

≥21

15Mo3

0.12~
0.20

0.10
~0.35

0.40~
0.80

0.030

0.030

/

0.25~
0.35

460~600

≥270

≥20


Steel, Chemical Composition (EN10216-2):

Standard

Grade

Chemical Composition

Mechanical Properties

C

Si

Mn

P≤

S≤

Cr≤

Mo

(MPa)

(MPa)

 

L

t

EN10216-2

195GH

≤0.13

≤0.35

≤0.70

0.025

0.020

0.30

≤0.08

320~440

≥195

≥27

≥25

P235GH

≤0.16

≤0.35

≤1.20

0.025

0.020

0.30

≤0.08

360~500

≥235

≥25

≥23

P265GH

≤0.20

≤0.40

≤1.40

0.025

0.020

0.30

≤0.08

410~570

≥265

≥23

≥21

20MnNb6

≤0.22

0.15~
0.35

1.00~ 1.50

0.025

0.020

-

-

500~650

≥355

≥22

≥20

16Mo3

0.12~
0.20

≤0.35

0.40~ 0.90

0.025

0.020

0.30

0.25~
0.35

450~600

≥280

≥22

≥20