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NV A620 steel plate,DNV A620 ship plate,A620 shipbuilding plate
Source:Xin Steel Industry   Date:2014/03/18

Ship plate also named as shipbuilding plate,shipbuilding steel plate,marine plate and ship steel plate.DNV A620 shipbuilding steel plate is an extra high strength ship plate which owned the minimum yield strength at 620 Mpa.When rolling steel plate DNV Grade A620,Quenched and tempered is Ok for these shipbuilding steel plates and sheets.Now Xinsteel can roll NV A620 from thickness 6-300mm,width from 1500mm-4200mm and length from 5000mm to 18000mm,we also can cut into small sizes in our processing plants if customer requested.


Getting more information about DNV A620 high strength ship plate, Contact Xinsteel Now.


Generally before using these ship plates,steel plate pretreatment is necessary.Pre-treatment including shot blasting and painting with shop primer.Some shipyards have its own shot blasting and painting lines,and others have non.Xinsteel set up two pre-treatment lines for shipbuilding steel plate seperately in Shanghai and Tianjin port city for giving customers' one-stop services.For getting more information about NV Grade A620 steel plate,please be free to contact XINSTEEL now.

 

Chemical composition of Heat analysis for Shipbuilding steel plate NV A620 (Max %):

 

C

Si

Mn

P

S

Al

N

0.21

0.10-0.55

1.7

0.035

0.035

0.015-0.08

0.02

Ni

V

Ti

Cu

B

Nb

Mo

 

0.04-0.10

0.02

 

0.005

0.02-0.05

 

 

 

 

 

 

 

Mechanical properties for Shipbuilding steel plate DNV A620:

 

Yield strength (Mpa)

Tensile strength (Mpa)

Steel Mark

620

720-890

NV A620