CCS/A420 Steel Plate

CCS/A420 Steel Plate

CCS/A420 steel plate,CCS steel Plate AH420,CCS/A420|CCS Grade A420,CCS AH420 STEEL PLATE Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS A420. For more information of Grade A420 steel plate, please check them in following: CCS/A420 extra high Strength Chemical...

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CCS/A420 steel plate,CCS steel Plate

AH420,CCS/A420|CCS Grade A420,CCS AH420 STEEL PLATE

Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS A420. For more information of Grade A420 steel plate, please check them in following: 

CCS/A420 extra high Strength Chemical Composition in Tempering and Quenching 

Element

CCS A420 Max %

Element

CCS A420  Max %

C

0.21

Ni

2.0

Mn

1.70

Mo

1.0

Si

0.10-0.55

Al

0.015 min

S

0.035

Nb

0.06

P

0.035

V

0.10

Cu

1.5

Ti

0.20

Cr

2.0

N

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】% 

CCS/A420 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)

0 degree

CCS A420

8-260

420

530-680

18

28J

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

 Equivalent steel grade of CCS/A420

DNV

GL

LR

BV

ABS

NK

KR

RINA

NV 420

GL-A420

LR/A42

BV/A420

ABS/AQ43

K A43

R A43

RI/A420


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