Shipbuilding steel phaj DNV F500 feem ntau yog siv los ua lub nkoj cranes uas muaj rau nws cov khoom siv hlau thiab cov khoom muaj zog siab.Thaum dov nkoj steel phaj DNV F500, qhov ntsuas kub tsis tshua muaj kev cuam tshuam yuav tsum ua kom qis dua 60 centigree.
Steel Qauv: DNV (Det Norske Veritas)
Rolling Hom: Lub zog siab ntxiv nkoj phaj
Thickness: 6mm-250mm
Dav: 1500mm-4200mm
Ntev: 3000mm-18000mm
Kev kho cua sov: quenched thiab tempered
Tshuaj muaj pes tsawg leeg
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DNV F500 ntxiv muaj zog Chemical Composition |
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Qib |
Cov ntsiab lus Max (%) |
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|
C |
Si |
Mn |
P |
S |
Al |
N |
|
|
DNV F500 |
0.18 |
0.10-0.55 |
1.6 |
0.025 |
0.025 |
0.015-0.08 |
0.020 |
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Nb |
V |
Ti |
Cu |
B |
Ni |
Mo |
|
|
0.02-0.05 |
0.04-0.10 |
0.02 |
|
0.005 |
|
|
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Mechanical Property
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DNV F500 ntxiv cov khoom muaj zog dav dav |
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Qib |
|
Mechanical Property |
Charpy V Impact Test |
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Thickness |
Yield |
Tensile |
Elongation |
Qib |
Zog 1 |
Zog 2 |
|
|
DNV F500 |
mm |
Min Mpa |
Mpa |
Tsawg% |
-60 |
J |
J |
|
t Tsawg dua lossis sib npaug li 50 |
500 |
610-770 |
16% |
33 |
50 |
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50＜t Tsawg dua lossis sib npaug rau 70 |
500 |
610-770 |
16% |
33 |
50 |
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70＜t Tsawg dua lossis sib npaug rau 150 |
500 |
610-770 |
16% |
33 |
50 |
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Lus Cim: Lub Zog 1 yog qhov kev cuam tshuam cuam tshuam, Lub Zog 2 yog qhov ntev |
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