Kuyambitsa kwa super duplex zitsulo zosapanga dzimbiri zowotcherera za FPSO za akasinja osungira oyandama

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Offshore Floating Storage Vessel (FPSO) ndi malo osungiramo mafuta akunyanja omwe amaphatikiza kusungirako, kulekanitsa ndi kunyamula zinthu zamafuta opanda mafuta. Mafuta osakhwima opangidwa kuchokera ku zitsime zapansi pa nyanja amalandiridwa kudzera m'mipope ya pansi pa nyanja, kukonzedwa m'boti ndikusungidwa m'matangi onyamula katundu, komwe amatumizidwa ku akasinja oyenda kudzera panjira yotsitsa.

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Super duplex zitsulo zosapanga dzimbiri zimakhala ndi molybdenum, zomwe zimathandizira kwambiri kukana kwa dzimbiri kwa chitsulo chosapanga dzimbiri, chomwe ndi choyenera kwambiri kuti chigwiritsidwe ntchito nthawi yayitali m'malo okhala ndi ayoni ambiri a chloride, monga madzi a m'nyanja, ndipo amagwiritsidwa ntchito kwambiri mu mavavu otetezedwa, mapaipi. , nsanja za desulfurization ndi zigawo zina mu FPSO modules.

Makasitomala otere nthawi zambiri amakhala ndi zofunikira pakuyika zitsulo zowotcherera zachitsulo chosapanga dzimbiri cha duplex (zofananira m'munsi zitsulo UNS S32750/S32760, etc.):

Mphamvu yamagetsi (Mpa)

Kutalika kwamphamvu

(%)

Ferrite

(Mayeso)

Pitting dzimbiri

(40 ℃*24h)

Chithunzi cha ASTM G48A

Kuuma

HV10

pitting index

PREN

≥750

≥20

35-65%

≤4g/m2

≤330

≥40

Pazinthu zowotcherera ndi zofunikira zaukadaulo za super duplex chitsulo chosapanga dzimbiri, kampani yathu ili ndi zowotcherera zofananira kuti zigwirizane, zomwe zikufotokozedwa motere:

Zofananira zowotcherera zogwiritsira ntchito

Wowotcherera waya gulu

SS Argon arc waya wowotcherera

SS ndodo yowotcherera pamanja

Waya wowotcherera wa SS flux

Waya wowotcherera wa arc wa SS

dzina la malonda

GTS-2594

GES-2594

GFS-2594

GWS-2594

GXS-330

kukhazikitsa muyezo

AWS A5.9/5.9M-2017 ER2594

AWS A5.4/5.4M-2012 ER2594-16

AWS A5.22/5.22M-2012 ER2594T1-1

AWS A5.9/5.9M-2017 ER2594

Zomwe zimapangidwira

dzina la malonda

GTS-2594

GES-2594

GFS-2594

GWS-2594

Aloyi wt%

C

0.012

0.017

0.022

0.017

Mn

0.62

1.05

0.76

0.42

Si

0.45

0.40

0.49

0.64

Ni

8.46

8.49

8.36

8.48

Cr

25.02

25.69

24.2

24.88

Mo

3.86

3.96

3.65

3.85

P

0.022

0.019

0.016

0.023

S

0.001

0.005

0.003

0.001

W

0.02

0.01

0.01

0.04

N

0.24

0.22

0.27

0.24

PREN*

41.6

42.2

40.5

41.4

Ndemanga

Filler zitsulo

Kuyika zitsulo

Filler zitsulo

Kuyika zitsulo

Zodziwika bwino zamakina

dzina la malonda

GTS-2594

GES-2594

GFS-2594

GWS-2594

GXS-330

Mphamvu yamagetsi (Mpa)

853

920

881

889

Kutalika kwamphamvu

(%)

31

26

25

26

Mphamvu zamayamwidwe (J/℃)

240/-46

51/-46

50/-40

56/-46

Ferrite

(Mayeso)

49%

43%

36%

40%

Kuuma

HV10

280

295

289

292

kubowola

PREN

2.5g/m3

2.8g/m3

2.9g/m3

2.7g/m3

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Nthawi yotumiza: Nov-15-2022