Gangsteel is specialized in supplying NK extra strength steel plate in NK Grade K A. For more information of Grade K A steel plate, please check them in following:

 

NK/K A general Strength Chemical Composition  

Grade

The Element Max (%)

C

Si

Mn

P

S

Al

NK/K A

0.21

0.50

2.5*C

0.035

0.035

0.015

 

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】%

 

 

NK/K A general strength property 

Grade

Mechanical Property

Charpy V Impact Test

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

Min Mpa

Mpa

Min  %

        --

27

20

NK/K A

235

400-520

22

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

 

Boiler steel plates| Alloy steel plates| High strength plate| Carbon steel plate| Stainless steel plate

 

 

 

Equivalent steel grade of NK/K A

DNV

GL

LR

BV

CCS

NK

KR

RINA

NV A

GL  A

LR/ A

BV/ A

CCS/A

K A

R A

RI/ A

 

If you need more stock steel plates in shipbuilding steel plate, please click warehouse sizes

 

 The relate steel grade  KR/R B  KR/R D  KR/R F 

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