DNV Grade A is a kind of shipbuilding steel
DNV Grade A is a kind of shipbuilding steel.DNV Grade A with good toughness properties,higher strength and can be used in ship's hull structure.The majority of our stock is the high quality DNV Grade A shipbuilding steel plate.Additional technical services for DNV Grade A marine steel plate from Katalor which including Heat treatment(Normalized,TMCP,Quenched and Tempered,N+T),Z-test (Z15,Z25,Z35),Ultrasonic Examination,Low temperature impacting test,DWTT,PWHT and cutting&welding into special pieces for end users.
DNV GRADE A chemical composition heat analysis
Element |
DNV GRADE AMax % |
Element |
DNV GRADE A max % |
|
C |
0.21 |
Ni |
|
|
Mn |
0.25*C |
Mo |
|
|
Si |
0.50 |
Al |
|
|
S |
0.035 |
Nb |
|
|
P |
0.035 |
V |
|
|
Cu |
|
Ti |
|
|
Cr |
|
N |
|
DNV GRADE A mechanical properties,longitudinal min impact energy
Grade |
Thickness |
Yield Strength |
Tensile Strength |
Elongation |
Impact Energy |
|
(mm) |
MPa (min) |
MPa |
% (min) |
(KV J) (min) |
|
|
|
|
|
|
20 degree |
|
|
DNV GRADE A |
8-240 |
235 |
400-520 |
22 |
|
Note: the impact energy under less 50mm thickness
DNV Grade A ship steel plate main application of DNV Grade A shipbuilding steel plate is building decks of ships,vessels and boats,other normal repairing works in shipyards.
Katalor enterprises will use our professional services, best quality and competitive price to fulfill each customers needs in DNV Grade A ship steel plate. More information about DNV Grade A ship steel plate price, please feel free to contact us, we will always do our best to help you.
