CCS/F420 Steel Plate

CCS/F420 Steel Plate

CCS/F420 steel plate,CCS steel Plate FH420,CCS/F420|CCS GRADE F420,CCS FH420 STEEL PLATE Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS Grade F420. For more information of Grade F420 steel plate, please check them in following: CCS/F420 extra high Strength...

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CCS/F420 steel plate,CCS steel Plate

FH420,CCS/F420|CCS GRADE F420,CCS FH420 STEEL PLATE

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

CCS/F420 extra high Strength Chemical Composition in Tempering and Quenching 

Element

CCS F420  Max %

Element

CCS F420  Max %

C

0.18

Ni

0.80

Mn

1.60

Mo

0.08

Si

0.10-0.55

Al

0.020 min

S

0.025

Nb

0.20-0.05

P

0.025

V

0.05-0.10

Cu

0.35

Ti

0.0007-0.05

Cr

0.20

N

0.009

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】% 

CCS/F420 extra high strength property in Tempering and Quenching 

Grade

Thickness

Yield Strength

Tensile Strength

Elongation

Impact Energy

(mm)

MPa (min)

MPa

% (min)

(KV J) (min)

-60 degree

CCS F420

8-260

420

530-680

18

28J

Note: the impact energy under less 150mm thickness; longitudinal min impact energy


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