DIN17175 heat resistant steel pipe lines

Name: DIN17175/EN10216-2 heat resistant steel pipe lines
Size(mm): O.D.: 6.0∼219.0; W.T: 1∼30; L: max 12000;

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

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Φ32

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Φ34-Φ36

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Φ38

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Φ40

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Φ42

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Φ45

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●

Φ48-Φ60

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Φ63.5

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●

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Φ68-Φ73

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Φ76

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Φ80

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Φ83

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Φ89

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Φ95

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Φ102

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Φ108

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Φ114

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Φ121

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Φ127

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Φ133

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Φ140

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Φ146

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Φ152

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Φ159

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Φ168

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Heat-resistant Seamless Steel Pipe Lines
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