Shanghai Katalor Enterprises Co., Ltd
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LR gr.B Shipbuilding Steel

LR gr.B Shipbuilding Steel

Ship plate LR gr.B steel is mainly used to manufacture hulls, decks, for ocean, coastal and inland navigation shipping vessels etc.
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LR gr.B Ship plate is Refer to the hot-rolled steel sheet that used to manufacture the hull structure and it is produced by the classification society's construction specifications. LR gr.B steel is mainly used to manufacture hulls, decks, for ocean, coastal and inland navigation shipping vessels etc.

LR gr.B shipbuilding steel Chemical Requirements (%)

Grade

C max

Si max

Mn min

P max

S max

C+Mn/6

LR B

0.21

0.50

2.5xC

0.035

0.035

0.40

LR Gr.B Shipbuilding Steel Mechanical Property

Grade

Yield Strength (Mpa)

Tensile Strength
(MPa)

Elongation in 8 in. [200mm] (%)

Elongation in 2 in. [50mm] (%)

Test Temperature(°C)

LR B

235

400-520

21

24

20

LR gr.B ship steel Classification

The steel for hull structure is divided into two types: general strength and high strength steel. The quality of general strength steel is divided into four grades: A, B, D, and E. High-strength steel is divided into two strength grades and three quality grades: AH32. , DH32, EH32, AH36, DH36, EH36.

LR gr.B classification society certification:

Gr.B Shipbuilding Steel has been certified by nine classification societies such as American ABS, French BV, British LR, German GL, Norwegian DNV, Italian RINA, Japanese NK, Chinese CCS, and Korean KR.

Shipbuilding steel Grade A, grade B, Grade D, Grade E are the general strength steel. If you need Grade A, grade B, Grade D, Grade E shipbuilding steel plates/sheet or chemical composition, mechanical property, and yield strength, please contact us, we will try our best to help you.


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Tel: 0086-18317160019
E-Mail: [email protected]
Skype: shanghai.katalor
Address: Address:Unit 6,lane 2500,xiupu Road,Kangqiao Industrial Area,Pudong New District,Shanghai