Cryogenic container board
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09MnNiDR cryogenic pressure vessel steel plate
Public Time:2011年10月21日 | Sort:Cryogenic container board | Hits:1793

09MnNiDR cryogenic pressure vessel steel plate

09MnNiDR chemical composition compared with other container board:

 

Chemical elements (mass fraction) /%

 

Trademark

C

Si

Mn

Ni

V

Mb

Alt

P

S

16MnDR

≤0.20

0.15-0.50

1.02-1.60

≥0.020

≤0.025

≤0.012

15MnNiDR

≤0.18

0.15-0.50

1.02-1.60

0.20-0.60

≤0.06

 

≥0.020

≤0.025

≤0.012

09MnNiDR

≤0.12

0.15-0.50

1.02-1.60

0.30-0.80

≤0.04

≥0.020

≤0.020

≤0.01

 

Performance compared with other low-temperature container board:

 

Mechanical properties

 

 

Nominal plate thickness / mm

Tensile test

Impact test

180 ° bending test bending diameter (b ≥ 35mm)

 

Tensile strength of R / (N / m)

Yield strength R / (N / m)

Elongation A /%

Temperature / ℃

Impact energy absorption KV2 / J

 

Not less than

Not less than

 

 

 

 

16MnDR

6-16

490-620

315

21

—40

34

d=2a

>16-36

470-600

295

d=3a

 

 

 

 

>36-60

460-590

285

 

 

 

 

 

>60-100

450-580

275

—30

34

 

 

 

>100-120

440-570

265

 

 

 

 

 

15MnNiDR

6-16

490-620

325

20

—45

34

d=3a

>16-36

480-610

315

 

 

 

 

 

>36-60

470-600

305

 

 

 

 

 

09MnNiDR

6-16

440-570

300

23

—70

34

d=3a

>16-36

430-560

280

 

 

 

 

 

>36-60

430-560

270

 

 

 

 

 

>60-120

420-550

260

 

 

 

 

 

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