LR/AH62 Steel Plate

LR/AH62 Steel Plate

LR/AH62 steel plate,LR steel plate,AH62,LR/AH62|LR Grade AH62,LR AH62 STEEL PLATE Gnee steel is specialized in supplying LR extra strength steel plate in LR Grade AH62. For more information of Grade AH62 steel plate, please check them in following: Crack Sensitivity: Pcm =...

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LR/AH62 steel plate,LR steel plate,AH62,LR/AH62,LR Grade AH62,LR AH62 STEEL PLATE

Gnee steel is specialized in supplying LR extra strength steel plate in LR Grade AH62. For more information of Grade AH62 steel plate, please check them in following: 

LR/AH62 extra high Strength Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

Al

N

LR/AH62

0.21

0.55

1.70

0.035

0.035

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/AH62 extra high strength property

Grade


Mechanical Property

Charpy V Impact Test

Thickness

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

LR/AH62

mm

Min Mpa

Mpa

Min  %

0

J

J

t≤50

620

720-890

17%

41

62

50<t≤70

620

720-890

17%

41

62

70<t≤100

620

720-890

17%

41

62

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


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