NK E36 shipbuilding steel plate

Sep 15, 2025 Leave a message

NK E36 shipbuilding steel plates are high-strength materials specifically designed for use in the construction of marine vessels. These plates possess excellent characteristics that make them suitable for various critical applications within the shipping industry.
 

Firstly, the chemical composition of NK E36 steel plates is carefully balanced to ensure superior mechanical properties. These plates typically contain carbon, silicon, manganese, phosphorus, sulfur, chromium, nickel, copper, molybdenum, and nitrogen in specific proportions. This composition results in high tensile strength, good weldability, and excellent corrosion resistance.

NK E36 high Strength Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

Al

N

NK E36

0.18

0.50

0.90-1.6

0.035

0.035

0.015

 

Nb

V

Ti

Cu

Cr

Ni

Mo

0.02-0.05

0.05-0.10

0.02

0.35

0.2

0.4

0.08

 

In terms of mechanical properties, NK E36 steel plates exhibit high yield strength and ultimate tensile strength, making them suitable for withstanding the rigors of the marine environment. They also possess good impact resistance, ensuring the safety of the vessel in case of collisions or other unexpected events.

NK E36 high strength property

Grade

Mechanical Property

Charpy V Impact Test

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

Min Mpa

Mpa

Min %

-40

34

24

NK E36

355

490-620

21

Note: Energy 1 is transverse impact test, Energy 2 is longitudinal

 

The heat treatment state of these steel plates is crucial for obtaining the desired mechanical properties. NK E36 steel plates are typically heat-treated to normalize the microstructure and enhance their toughness and strength. This process involves heating the plates to a specific temperature and then cooling them slowly to achieve the desired microstructure.

 

Regarding dimensions, NK E36 steel plates are available in a wide range of thicknesses, widths, and lengths to meet the specific requirements of various shipbuilding projects. These plates can be custom-cut to fit specific designs and structures.

 

Impact tests are conducted on NK E36 steel plates to evaluate their resistance to low-temperature brittleness. These tests ensure that the plates maintain their toughness and strength even in cold environments, ensuring the safety of the vessel in extreme conditions.

NK E36 steel plates find widespread application in the construction of hulls, decks, bulkheads, and other structural components of ships and vessels. Their high strength and corrosion resistance make them suitable for use in both fresh and saltwater environments.

 

Equivalent steel grade of NK/K E36

DNV

GL

LR

BV

CCS

NK

KR

RINA

NV E36

GL E36

LR/EH36

BV/EH36

CCS/E36

K E36

R E36

RI E36