CCS/D420 Steel Plate

CCS/D420 Steel Plate

CCS/D420 steel plate,CCS steel Plate DH420,CCS/D420|CCS GRADE D420|CCS DH420 STEEL PLATE Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS Grade D420. For more information of Grade D420 steel plate, please check them in following: CCS/D420 extra high Strength...

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CCS/D420 steel plate,CCS steel Plate

DH420,CCS/D420|CCS GRADE D420|CCS DH420 STEEL PLATE

Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS Grade D420. For more information of Grade D420 steel plate, please check them in following: 

CCS/D420 extra high Strength Chemical Composition in Tempering and Quenching 

Element

CCS D420 Max %

Element

CCS D420  Max %

C

0.20

Ni

2.0

Mn

1.70

Mo

1.0

Si

0.10-0.55

Al

0.015 min

S

0.030

Nb

0.06

P

0.030

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/D420 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)





-20 degree

CCS D420

8-260

420

530-680

18

28J

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

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