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Gangsteel is specialized in supplying BV extra high strength steel plate in BV Grade E420. For more information of Grade E420 steel plate, please check them in following:

 

 

BV/E420 extra High Strength Chemical Composition Tempering and Quenching

Grade

The Element Max (%)

C

Si

Mn

P

S

Al(min)

N

BV/E420

0.20

0.55

1.70

0.030

0.030

0.015

0.020

Crack Sensitivity:  Pcm = (C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
Carbon Equivalent:  Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%

 

 

 

 

BV/E420 extra High strength property in Tempering and Quenching

Grade

Mechanical Property

Charpy V Impact Test

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

BV/E420

Min Mpa

Mpa

Min  %

-40

J

J

420

530-680

18%

28

        42

Note: Energy 1 is transverse impact test, Energy 2 is longitudinal

 

Boiler steel plates| Alloy steel plates| High strength plate| Carbon steel plate| Stainless steel plate

 

 

 

Equivalent steel grade of BV/E420

DNV

GL

LR

BV

CCS

NK

KR

RINA

NV E420

GL-E420

LR/EH42

BV/E420

CCS/E420

K E43

R E43

RI/E420

 

 

If you need more stock steel plates in shipbuilding steel plate, please click warehouse sizes.

 

 

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