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Sab saum toj Zoo 30MM NVE420 Shipbuilding Steel Phaj

Cov Khoom Piav Qhia Kev Ruaj Ntseg Uas Koom Tes Nrog Ntau Cov Ntsiab Lus Nickel hauv Shipbuilding Nyob rau hauv lub tshav pob ntawm shipbuilding, qhov sib ntxiv ntawm npib tsib xee tuaj yeem ua rau ntau qhov kev pheej hmoo uas yuav tsum tau ua tib zoo xav. I. Nqi Risks Nickel yog cov hlau uas kim heev. Kev nce hauv cov ntsiab lus nickel ...

Hauj lwm lawm
 
Khoom Description

Risks Associated nrog nce nickel ntsiab lus nyob rau hauv Shipbuilding

Hauv kev tsim cov nkoj, kev sib ntxiv ntawm cov npib tsib xee tuaj yeem ua rau ntau qhov kev pheej hmoo uas yuav tsum tau ua tib zoo xav.

I. Nqi Risks

Nickel yog cov hlau uas kim heev. Kev nce hauv cov ntsiab lus nickel ncaj qha ua rau nce nqi ntawm cov khoom siv raw. Qhov no tuaj yeem ua rau lub nkoj tsim cov phiaj xwm kev siv nyiaj ntau dhau, cuam tshuam tsis zoo rau qhov project cov txiaj ntsig kev lag luam. Nyob rau tib lub sijhawm, tus nqi nce ntxiv tuaj yeem ua rau muaj kev cuam tshuam rau kev sib tw ntawm kev lag luam shipbuilding, tshwj xeeb tshaj yog nyob rau hauv kev ua lag luam nrog cov nqi sib tw hnyav. Rau shipbuilders, ib qho tseem ceeb nce nyob rau hauv cov ntaub ntawv tus nqi yuav ua rau kom cov nyiaj khwv tau los thiab ua rau nws nyuaj rau muab cov nqi sib tw rau lawv cov khoom. Qhov no tuaj yeem ua rau poob ntawm kev ua lag luam thiab kev lag luam poob qis.

II. Cov Khoom Siv Ua Haujlwm Risks

1. Muaj zog vuam nyuaj: cov ntsiab lus nickel siab dua tuaj yeem hloov cov microstructure ntawm hlau, ua rau vuam nyuaj dua. Qhov no tuaj yeem ua rau muaj qhov ua tau zoo ntawm cov vuam tsis xws li tawg thiab qhov pores. Yog li ntawd, qhov zoo thiab lub zog ntawm welded pob qij txha raug txo, uas nyob rau hauv lem cuam tshuam rau tag nrho stability ntawm lub nkoj lub qauv. Vuam yog txheej txheem tseem ceeb hauv kev tsim nkoj, thiab txhua qhov teeb meem lossis qhov tsis xws luag tuaj yeem cuam tshuam qhov kev ncaj ncees ntawm lub nkoj. Cov welds tsis zoo yuav tsis tuaj yeem tiv taus qhov kev ntxhov siab thiab kev thauj khoom uas lub nkoj tau ntsib thaum lub sijhawm ua haujlwm, ua rau muaj kev pheej hmoo ntawm kev ua haujlwm tsis zoo.
2. Kev hloov ntawm Toughness thiab Plasticity: Txawm tias npib tsib xee tuaj yeem txhim kho lub zog ntawm cov ntaub ntawv rau qee qhov, cov ntsiab lus nickel ntau dhau yuav ua rau muaj kev hloov pauv ntawm cov tawv thiab plasticity ntawm cov hlau. Yog tias qhov tawv tawv txo qis, cov nkoj muaj ntau dua rau cov pob txha tawg thaum raug cuam tshuam los yog cov khoom hnyav, ua rau muaj kev pheej hmoo siab dua. Lub nkoj uas muaj kev cuam tshuam rau cov pob txha tawg yog qhov muaj kev pheej hmoo ntau dua ntawm kev puas tsuaj loj, ua rau muaj kev puas tsuaj rau cov neeg coob hauv lub neej thiab ua rau muaj kev puas tsuaj loj rau cov khoom thiab ib puag ncig.

 

Mechanical Properties:

Qib

Thickness
(mm)

Yieldpoint
(Mpa) Ntau dua lossis sib npaug

Tensile zog
(Mpa)

Elongation
(%) Ntau dua lossis sib npaug

V-impact test

txias khoov kuaj

Kub
(degree)

Nruab nrab AKV
A kv/J

b=2a
180 degree

b=5a
120 degree

txoj kev ntev

crosswise

Ntau dua lossis sib npaug

A

Tsawg dua los yog sib npaug li 50

235

400~490

22

-

-

-

d=2a

-

B

0

27

20

-

d=3a

D

-10

E

-40

87e4b5ae-b622-4861-93a2-b74142359eb7
BDDCE2556E9483DB1AF0C158E85D1397
b5583263202106121739058885
b2864203202112291052492787

III. Supply and Price Fluctuation Risks

Lub khw muag khoom thiab tus nqi ntawm npib tsib xee yog qhov hloov pauv tsis zoo. Yog tias shipbuilders overly cia siab rau cov ntaub ntawv uas muaj cov ntsiab lus nickel siab thaum lub sij hawm tsim shipbuilding txheej txheem, ib qho khoom tsis txaus los yog tus nqi tseem ceeb hauv kev ua lag luam npib tsib xee tuaj yeem ua rau qhov project qeeb thiab cov nqi overruns. Shipbuilding tuam txhab yuav pom tias nws nyuaj rau nrhiav lwm yam ntaub ntawv tsim nyog nyob rau hauv ib tug luv luv lub sij hawm, uas yuav cuam tshuam qhov kev vam meej ntawm cov kev npaj ntau lawm. Kev tsis paub meej ntawm cov khoom siv nickel thiab tus nqi tuaj yeem ua rau nws nyuaj rau cov neeg tsim nkoj los npaj thiab siv nyiaj txiag zoo. Kev ncua ntawm qhov kev ua tiav vim yog cov khoom tsis txaus tuaj yeem ua rau muaj kev nplua nyiaj txiag thiab kev puas tsuaj rau lub tuam txhab lub koob npe nrov.
 

 

 

Vim li cas thiaj xaiv peb?
Peb txaus siab rau peb lub peev xwm los muab cov kev cai daws teeb meem rau peb cov neeg siv khoom cov kev xav tau tshwj xeeb.
Peb txheeb xyuas thiab sib piv cov khoom dhau los thiab cov xwm txheej tam sim no ntawm peb Qhov Zoo Tshaj Plaws 30MM NVE420 Shipbuilding Steel Phaj, thiab tsim cov txheej txheem tshiab thiab cov txheej txheem.
Peb cov neeg siv khoom ntseeg peb kom xa cov khoom zoo Cold-rolled Steel khoom raws sij hawm thiab ntawm pob nyiaj siv.
Peb nruj me ntsis siv cov kev pab cuam sov so thiab kev xav tom qab muag, ua raws li kev txhim kho kev ua haujlwm zoo.
Peb muab ntau hom Cold-rolled Steel khoom kom tau raws li cov neeg siv khoom xav tau.
Peb ua raws li cov neeg siv khoom-centric thiab hom-taw qhia kev lag luam lub tswv yim, thiab txuas ntxiv muab cov neeg siv khoom lag luam txhim khu kev qha thiab zoo heev thiab cov kev pabcuam.
Peb lub Hoobkas tau cog lus los txhawb nqa cov qauv siab tshaj plaws ntawm kev nyab xeeb thiab zoo.
Txhua tus neeg ua haujlwm ntawm peb lub tuam txhab thiab txhua lub tuam haujlwm ua haujlwm ua ke los ua ke kev tswj hwm kev lag luam, kev tshaj lij thev naus laus zis, kev txheeb cais ntau thiab kev kawm ideological.
Peb cov khoom siv Cold-rolled Steel paub txog lawv cov kav ntev thiab kev ntseeg tau.
Kev vam khom rau qhov zoo tshaj plaws thiab muaj txiaj ntsig zoo ntawm cov khoom loj, peb muaj peev xwm ua tau raws li qhov sib txawv ntawm peb cov neeg siv khoom.

Cim npe nrov: Sab saum toj zoo 30mm nve420 nkoj tsim steel phaj, Tuam Tshoj sab saum toj zoo 30mm nve420 nkoj tsim steel phaj lwm tus neeg, hoobkas

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