LR EH40 shipbuilding steel plate is a kind of hot rolled high tensile strength steel. Higher-strength LR shipbuilding steel comes in 12 grades of 3 strengths,LR EH40 shipbuilding steel plate is one of the grades. LR EH40 shipbuilding steel plate have yield strength of 56,500 psi (390 MPa), and ultimate tensile strength of 74,000 - 94,500 psi (510-650 MPa).All of LR EH40 shipbuilding steel plate have been engineered to be optimal long-lived shipbuilding steels.
LR EH40 shipbuilding steel plate is mainly used to Shipbuilding Project and Ocean Offshore Structural Project.
Grade | Chemical Composition(%) | ||||
C | Mn≥ | Si | P | S | |
LR EH40 | 0.18 | 0.90-1.60 | 0.50 | 0.035 | 0.035 |
Grade | Mechanical Property |
| |||
Tensile Strength(MPa) | Yield Strength(MPa) | % Elongation in 2 in.(50mm) min | Impacting Test Temperature(°C) |
| |
LR EH40 | 510-650 | 390 | 20 | -40 |
|
UT (Ultrasonic examination), AR(As Hot Rolled only), TMCP(Thermal Mechanical Control Processing), N(Normalized), Q+T(Quenched and Tempered), Z Direction Test(Z15,Z25,Z35), Charpy V-Notch Impact Test, The Third Party Test (such as SGS Test), Coated or Shot Blasting and Painting.
Thickness | 3-150mm |
Width | 1220-4200mm |
Length | 5000-18000mm |
Notes: coil thickness ≤ 25mm
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