LR A shipbuilding steel plate,LR A steel plate Test

LR A shipbuilding steel plate come 4 grades in ordinary-strength steel for shipbuilding and grade A is the lowest one of them. LR A shipbuilding steel plate is a kind of hot rolled general tensile strength steel. The LR A steel plate for shipbuilding have yield strength of 34,100 psi (235 MPa), and ultimate tensile strength of 58,000 - 75,500 psi (400-520 MPa). All the LR/A shipbuilding Steel offered by Katalor Industry can be certificated by Lloyd’s Register of Shipping (LR).

LR A steel plate is almost exclusively used in the Shipbuilding Industry for the construction of structural parts of ships, barges and marine equipment. LR A Shipbuilding steel plate also can be used for ship repairing, the offshore oil drilling platform, the platform pipe joints and other components.

LR A shipbuilding steel plate Specification

Thickness: 4mm to 260mm,

Width: 1200mm to 4000m

Length: 3000mm to 18000mm.

Chemical composition(%)

C≤0.21 Mn≥2.5*C Si≤0.50 S≤0.035 P≤0.035

LR A steel plate Mechanical property

Yield strength Mpa Min:235 Tensile strength Mpa:400-520 Elongation%:22 Impact Energy (KV J) (min): 20 degree

Delivery States:

The delivery States of LR Grade A(LR/A) steel plate is Pretreatment, HR(Hot rolled),CR (Controlled Rolling), N (Normalizing), and other delivery states are available as customers’ requirement.

LR A shipbuilding steel sheet Tests:

LR Grade A(LR/A) steel plate contains Tensile Tests and Impact Tests.

The UT(Ultrasonic Testing),the third party test,Z15,Z25,Z35 test and other tests are also available as customer’s requrements
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