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                                   GL E550 STEEL PLATE

 

 

Gangsteel is specialized in supplying GL extra high strength steel plate in GL Grade E550. For more information of Grade E550 steel plate, please check them in following:

 

GL E550 extra High Strength Chemical Composition Tempering and Quenching

Grade

The Element Max (%)

C

Si

Mn

P

S

Al(min)

N

GL E550

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】%

 

 

 

GL E550 extra High strength property in Tempering and Quenching

Grade

Mechanical Property

Charpy V Impact Test

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

GL E550

Min Mpa

Mpa

Min  %

-40

J

J

550

670-830

16%

37

        55

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 GL E550

DNV

GL

LR

BV

CCS

NK

KR

RINA

NV E550

GL E550

LR/EH55

BV/E550

CCS/E550

K E56

R E56

RI/E550

 

 

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

 

 

 

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