NK Grade B
NK Grade B

NK Grade B with good toughness properties,higher strength.NK Grade B are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans.All of our stock is the high quality NK Grade B shipbuilding steel plate.JoinWin has a large number of stocks.

Key words: NK Grade B shipbuilding steel, NK Grade B Ocean steel, NK Grade B Marine steel,NK Grade B offshore engineering steel. K B shipbuilding steel, K B Ocean steel, K B Marine steel,K B offshore engineering steel,NK Grade B Z15,NK Grade B Z25,NK Grade B Z35

NK Grade B, K B chemical composition in shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar

Grade

C max

Si max

Mn

P max

S max

Als min

K B

0.21

0.35

0.80-1.20

0.035

0.035

-

CE: C+1/6Mn ≤ 0.40%

Cu ≤ 0.35%,Ni ≤ 0.30%

NK Grade B, K B Mechanical Property in shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar

Grade

Rm

(MPa)

Re(MPa) min

A% min

Akv/J min

E.T °C

Thickness (mm)

≤ 50

>50-70

>70-100

L

C

L

C

L

C

K B

400-520

235

22

0

27

20

34

24

41

27

NK Grade B, K B shipbuilding steel plate, angle steel bar, bulb flat bar, L section steel bar delivery condition :

Grade

category

The thickness of steel

 
 

≤ 12

>12.5-25

>25-35

>35-50

>50-100

K B

Plate/sheet

A(-)

A(50)

N(50),TM(5)

CR(25)

AR*(25)

Profile steel

-

JW steel keeps more than 10,000 tons hot rolled and cold rolled NK Grade B, K B shipbuilding steel in stock each month. We can meet our customer’s any quantity request. Based on these stock source, our advantage industry spread into steel process like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.

We also have a high quality logistics team who make sure the fast delivery time and shipment. Anyway, if you want to find NK Grade B, K B shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar supplier, NK Grade B, K B shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar manufacturer, NK Grade B, K B shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar exporter, please contact JW steel’s sales team. We will give you the NK Grade B, K B shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar competitive price, NK Grade B, K B shipbuilding steel plate/sheet/angle bar/bulb flat bar/ L section steel bar good quality and best service from us.

Related Link: ABS Grade BGL Grade BDNV Grade BBV Grade B,KR Grade B, RINA Grade B, LR Grade B,NK certification shipbuilding steel

AB/ B

NV/B

LR/B

GL-B

R B

BV/B

RI/B