Products
LR DH 55

LR DH 55 STEEL PLATE

 

 

 

Gangsteel is specialized in Super thickness steel grade. We have much experience in manufacture and exporting extra high strength steel grade.

 

 

For more information in LR DH 55 steel grade, please refer to the following:

 

 

LR DH 55 Chemical composition heat analysis

Element

LR DH 55  Max %

C

0.20

Mn

1.70

Si

0.55

S

0.030

P

0.030

N

0.020

Other alloy elements should be along with LR Society Classification requirement.

         

 

 

 

LR DH 55 Mechanical properties,            longitudinal min impact energy

Grade

Thickness

Yield Strength

Tensile Strength

Elongation

Impact Energy

(mm)

MPa (min)

MPa

% (min)

(KV J) (min)

 

 

 

 

-20 degree

LR DH 55

8-260

550

670-830

16

37J

Note: the impact energy under less 150mm thickness

 

 

 

Related Grade: NV D550 | BV D600