LR/FH46 Steel Plate

LR/FH46 Steel Plate

LR/FH46 steel plate,LR steel plateFH46,LR/FH46,R Grade FH46.LR FH46 STEEL PLATE Gnee steel is specialized in supplying LR extra strength steel plate in LR Grade FH46. For more information of Grade FH46 steel plate, please check them in following: Crack Sensitivity: Pcm =...

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LR/FH46 steel plate,LR steel plateFH46,LR/FH46,R Grade FH46.LR FH46 STEEL PLATE

Gnee steel is specialized in supplying LR extra strength steel plate in LR Grade FH46. For more information of Grade FH46 steel plate, please check them in following: 

LR/FH46 extra high Strength Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

Al

N

LR/FH46

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/FH46 extra high strength property

Grade

Mechanical Property

Charpy V Impact Test

Thickness

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

LR/FH46

mm

Min Mpa

Mpa

Min  %

-60

J

J

t≤50

460

570-720

19%

31

46

50<t≤70

460

570-720

19%

31

46

70<t≤100

460

570-720

19%

31

46

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

 


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