Stock Steel Plates

LR FH42|LR FH42 STEEL PLATE

 

                                   LR FH42 STEEL PLATE

 

 

Gangsteel is specialized in supplying LRextra strength steel plate in LR Grade FH40. For more information of Grade FH40 steel plate, please check them in following:

 

LR FH42 extra high Strength Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

Al

N

LR FH42

0.18

0.55

1.60

0.025

0.025

0.015

0.020

Nb

V

Ti

Cu

Cr

Ni

Mo

0.02-0.05

0.03-0.10

0.02

 

 

 

 

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】%

 

 

 

LR FH42 extra high strength property

Grade

 

Mechanical Property

Charpy V Impact Test

Thickness

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

LR FH42

mm

Min Mpa

Mpa

Min  %

-60

J

J

t≤50

420

530-680

20%

28

42

50<t≤70

420

530-680

20%

28

42

70<t≤100

420

530-680

20%

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 LR FH42

DNV

GL

ABS

BV

CCS

NK

KR

RINA

NV F420

GL-F420

AB/FQ43

BV/F420

CCS/F420

K F43

R F43

RI/F420

 

 

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