Tel : 0086-0371-86172891
Tel : 0086-0371-86172891
NV F32 steel plate for shipbuilding&platform.The shipbuilding steel plate grade NV F32 is the high tensile strength steel.NV F32 shipbuilding steel is the Hull structural steel,with good toughness properties, higher strength,strong corrosion-resistance,the processing properties,and welding properties.NV F32 steel plate can be used in the manufacture of the ship's hull structure whose weight is more than 10000 tons
NV F32 steel plate Chemical Composition %
|
|
C max |
Si max |
Mn |
P max |
S max |
Als min |
Ti max |
Cu max |
Cr |
Ni |
Mo |
N |
|
NV F32 |
0.16 |
0.50 |
0.90-1.60 |
0.025 |
0.025 |
0.015 |
0.02 |
0.35 |
0.20 |
0.80 |
0.08 |
0.009 |
Note: Generally speaking CE will be ≤ 0.40%. If the delivery condition is TMPC, the CE will be : ≤ 0.36% (thickness ≤ 50mm),≤0.38%( when the thickness > 50-100). Ceq% =(C+Mn)/6+(Cr+Mo+V)/5+(Ni+Cu)/15.
NV F32 steel plate Mechanical Property
|
|
Rm |
Re(MPa) min |
A% min |
Akv/J min |
||||||
|
NV F32 |
440-570 |
315 |
22 |
E.T °C |
Thickness (mm) |
|||||
|
-60 |
≤ 50 |
> 50-70 |
> 70-100 |
|||||||
|
L |
C |
L |
C |
L |
C |
|||||
|
31 |
22 |
- |
- |
- |
- |
|||||
Note: In the list , Rm: .tensile strength,Re: Yield strength,A%: elongation, E.T: experimental temperature,L: lengthways, C: crosswise.
NV F32 steel plate Condition Of Delivery
|
|
Fine grains elements |
category |
The thickness of steel |
|||||
|
≤ 12 |
> 12.5-20 |
> 20-25 |
> 25-35 |
> 35-50 |
> 50-100 |
|||
|
NV F32 |
Any |
Plate/sheet |
N,TM,Q&T |
- |
||||
|
Profile steel |
N(25),TM(25),QT*(25),CR*(25) |
- |
||||||
Note: 1. delivery condition: A =Any ; N=Normalized ; CR=Control Rolled ; TM=TMPC, Temperature - deformation control rolling; AR*= Can be hot rolled with the agreement of Classification Society ; CR*=Can be control rolled with the agreement of Classification Society
2. The Figure in the means the sampling volume to do the impact test, the unit is Ton.(-) means without impact test.
