CCS/D620 Steel Plate

CCS/D620 Steel Plate

CCS/D620 steel plate,CCS steel Plate, DH60,CCS/D620|CCS GRADE D620,CCS DH620 STEEL PLATE Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS Grade D620. For more information of Grade D620 steel plate, please check them in following: CCS/D620 extra high Strength...

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CCS/D620 steel plate,CCS steel Plate, DH60,CCS/D620|CCS GRADE D620,CCS DH620 STEEL PLATE

Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS Grade D620. For more information of Grade D620 steel plate, please check them in following: 

CCS/D620 extra high Strength Chemical Composition in Tempering and Quenching 

Element

CCS D620  Max %

Element

CCS D620  Max %

C

0.20

Ni

0.40

Mn

1.70

Mo

0.08

Si

0.10-0.55

Al

0.020 min

S

0.030

Nb

0.20-0.05

P

0.030

V

0.05-0.10

Cu

0.35

Ti

0.0007-0.05

Cr

0.20

N

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/D620 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 D620

8-260

620

720-890

15

41J

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


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