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DIN17175

Date:2022-11-23View:277Tags:Epoxy pipe,Coated pipe,API casing

DIN17175 Standard Specification for Seamless tubes of heat-resistant steels-technical conditions of delivery.


Chemical Composition 

Grade

C

Si

Mn

P

S

Steel name

Steel number




max

max

St35.8

1.0305

≤0.17

0.10-0.35

0.40-0.80

0.040

0.040

St45.8

1.0405

≤0.21

0.10-0.35

0.40-1.20

0.040

0.040

17Mn4

1.0481

0.14-0.20

0.20-0.40

0.90-1.20

0.040

0.040

19Mn5

1.0482

017-0.22

0.30-0.60

1.00-1.30

0.040

0.040

15Mo3

1.5415

0.12-0.20

0.10-0.35

0.40-0.80

0.035

0.035

13CrMo4 4

1.7335

0.10-0.18

0.10-0.35

0.40-0.70

0.035

0.035

10CrMo9 10

1.7380

0.08-0.15

≤0.50

0.40-0.70

0.035

0.035

14MoV 6 3

1.7715

0.10-0.18

0.10-0.35

0.40-0.70

0.035

0.035

X20CrMnV12 1

1.4922

0.17-0.23

≤0.50

≤1.00

0.035

0.035


Mechanical Properties

Grade

Tensile strength

Yield strength(Thickness)

Elongation

≤16

>16≤40

>40≤60

V

H

Steel name

Steel number

Mpa

min Mpa

min %

St35.8

1.0305

360-480

235

225

215

25

23

St45.8

1.0405

410-530

255

245

235

21

19

17Mn4

1.0481

460-580

270

270

260

23

21

19Mn5

1.0482

510-610

310

310

300

19

17

15Mo3

1.5415

450-600

270

270

280

22

20

13CrMo4 4

1.7335

440-590

290

290

280

22

20

10CrMo9 10

1.7380

450-600

280

280

270

20

18

14MoV 6 3

1.7715

460-610

320

320

310

20

18

X20CrMnV12 1

1.4922

690-840

490

490

490

17

14

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