CCS/E550 Steel Plate

CCS/E550 Steel Plate

CCS/E550 steel plate,CCS steel Plate,EH550,CCS/E550|CCS GRADE E550,CCS EH550 STEEL PLATE Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS Grade E550. For more information of Grade E550 steel plate, please check them in following: CCS/E550 extra high Strength...

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CCS/E550 steel plate,CCS steel Plate,EH550,CCS/E550|CCS GRADE E550,CCS EH550 STEEL PLATE

Gnee steel is specialized in supplying CCS extra high strength steel plate in CCS Grade E550. For more information of Grade E550 steel plate, please check them in following: 

CCS/E550 extra high Strength Chemical Composition in Tempering and Quenching 

Element

CCS E550  Max %

Element

CCS E550  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/E550 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)

-40 degree

CCS E550

8-260

550

670-830

16

37J

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


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