GL A420 is a kind of shipbuilding steel.GL A420 with good toughness properties,higher strength and can be used in ship's hull structure.GL Grade A420 Shipbuilding steel plate is mainly used to Shipbuilding Project and Ocean Offshore Structural Project.shanghai katalor is specialized in supplying GL extra high strength steel plate in GL Grade A420.
chemical composition in shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar
|
Grade |
C max |
Si |
Mn max |
P max |
S max |
Als |
N max |
Nb max |
V max |
Ti max |
B max |
|
A420 |
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 |
GL-A420 extra High strength property in Tempering and Quenching
|
GL-A420 extra High strength property in Tempering and Quenching |
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|
Grade |
Mechanical Property |
Charpy V Impact Test |
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|
Yield |
Tensile |
Elongation |
Degree |
Energy 1 |
Energy 2 |
|
|
GL-A420 |
Min Mpa |
Mpa |
Min % |
0 |
J |
J |
|
420 |
530-680 |
18% |
28 |
42 |
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|
Note: Energy 1 is transverse impact test, Energy 2 is longitudinal |
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We also have a high quality logistics team who make sure the fast delivery time and shipment. Anyway, if you want to find GL-A420 shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar good quality and best service from us.please contact us by email [email protected] will do our best to help you and give you the best service!