Stock Steel Plates

GL F420,GL F420 STEEL PLATE

 

                                   GL F420 STEEL PLATE

 

 

Gangsteel is specialized in supplying GL extra high strength steel plate in GL Grade F420. For more information of Grade F420 steel plate, please check them in following:

 

GL F420 extra High Strength Chemical Composition Tempering and Quenching

Grade

The Element Max (%)

C

Si

Mn

P

S

Al(min)

N

GL F420

0.18

0.55

1.60

0.025

0.020

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 F420 extra High strength property in Tempering and Quenching

Grade

Mechanical Property

Charpy V Impact Test

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

GL F420

Min Mpa

Mpa

Min  %

-60

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 GL F420

DNV

GL

LR

BV

CCS

NK

KR

RINA

NV F420

GL F420

LR/FH42

BV/F420

CCS/F420

K F43

R F43

RI/F420

 

 

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