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KR Grade B shipbuilding steel plate

KR Grade B shipbuilding steel plate

KR Grade B shipbuilding steel plate are almost exclusively used in the Shipbuilding Industry for the construction of structural parts of ships, barges and marine equipment.KR Grade B shipbuilding steel plates have yield strength of 34,100 psi (235 MPa), a
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KR Grade B shipbuilding steel plate are almost exclusively used in the Shipbuilding Industry for the construction of structural parts of ships, barges and marine equipment.KR Grade B shipbuilding steel plates have yield strength of 34,100 psi (235 MPa), and ultimate tensile strength of 58,000 - 75,500 psi (400-520 MPa).

The application of KR Grade B shipbuilding steel plate

KR Grade B shipbuilding steel plates can be used for ship repairing, the offshore oil drilling platform, the platform pipe joints and other components.

KR Grade B Shipbuilding Steel Chemical Composition Heat Analysis

Element

KR Grade B  Max %

Element

KR Grade B  max %

C

0.21

Ni

-

Mn

0.80

Mo

-

Si

0.35

Al

-

S

0.035

 Nb

-

P

0.035

V

-

Cu

-

Ti

-

Cr

-

N

-

KR Grade B Ship Steel Mechanical Properties

Grade

Thickness

Yield Strength

Tensile Strength

Elongation

Impact Energy

(mm)

MPa (min)

MPa

% (min)

(KV J) (min)

 

 

 

 

0 degree

KR Grade B

4-260

235

400-520

22

27J

Note: the impact energy under less 50mm thickness

The rolling size of KR Grade B shipbuilding steel plate

Thickness

3-150mm

Width

1220-4200mm

Length

5000-18000mm

Notes: coil thickness ≤ 25mm
KR steels come 4 grades in ordinary-strength steel for shipbuilding and KR Grade B is one of them. Katalor can supply BV,LR and others Certificate of classification society. KR Grade B shipbuilding steel plate canbe supplied by katalor with good quality, fast delivery and one class service. Contact us by email:[email protected]

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Contact Us

Shanghai Katalor Enterprises Co., Ltd

0086-21-61182423
0086-21-61182425
[email protected]
Unit 6,lane 2500,xiupu Road,Kangqiao Industrial Area,Pudong New District,Shanghai
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