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GL Grade F420 STEEL PLATE,GL-F420 Ship Plate, GL-F420 Supplier
GL-F420 is applied to extra high strength steels, which is defined as steel with specified min yield stress of 420Mpa. The max yield is 690Mpa in BV F690.GL F420 with good toughness properties,higher strength and are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans.
we mainly supply Size : Thickness 1mm to 600mm, Width: 1500mm to 4500mm, Length: 10mm to 12000mm, Max weight of each plate: 50 Tons.We can meet our customer’s any quantity request. Based on these stock source, our advantage industry spread into steel process like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.
chemical composition in GL Grade F420 shipbuilding steel plate
Grade |
C max |
Si |
Mn max |
P max |
S max |
Als |
N max |
Nb max |
V max |
Ti max |
B max |
F420 |
0.21 |
0.10-0.55 |
1.7 |
0.035 |
0.035 |
0.015-0.08 |
0.20 |
0.02-0.05 |
0.04-0.10 |
0.02 |
0.005 |
Mechanical Property in shipbuilding steel plate
Grade |
Mechanical Property |
Charpy V Impact Test |
||||
Yield Min Mpa |
Tensile Mpa |
Elongation Min % |
Degree |
Energy 1 (J) |
Energy 2(J) |
|
F420 |
420 |
530-680 |
18% |
-60 |
28 |
42 |
Equivalent steel grade of GL-F420
Equivalent steel grade of GL-F420 |
|||||||
DNV |
GL |
LR |
BV |
CCS |
NK |
KR |
RINA |
NV F420 |
GL-F420 |
LR/FH42 |
BV/F420 |
CCS/F420 |
K F43 |
R F43 |
RI/F420 |
we are specialized in producing, exporting high quality GL Classification Society Steel Plate,We also have a high quality logistics team who make sure the fast delivery time and shipment. Anyway, if you want to find GL F420, GL-F420 shipbuilding steel plate,please contact us by [email protected],we will do our best to help you as soon as possiable!