CCS D690 Steel Plate

CCS D690 Steel Plate

CCS/D690 steel plate,CCS steel Plate,DH690,CCS/D690,CCS GRADE D690,CCS DH690 STEEL PLATE Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS Grade D690. For more information of Grade D690 steel plate, please check them in following: CCS/D690 extra high Strength...

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CCS/D690 steel plate,CCS steel Plate,DH690,CCS/D690,CCS GRADE D690,CCS DH690 STEEL PLATE

Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS Grade D690. For more information of Grade D690 steel plate, please check them in following: 

CCS/D690 extra high Strength Chemical Composition in Tempering and Quenching 

Element

CCS D690  Max %

Element

CCS D690  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/D690 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 D690

8-260

690

770-940

14

46J

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


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