Ship Dock Plate Steel VL AH36

"Ship Dock Plate Steel VL AH36" refers to a specific type of shipbuilding steel used for dock plates.

 

This steel grade has several notable characteristics:

 

High strength: The AH36 grade indicates a relatively high yield strength and tensile strength. This enables it to withstand heavy loads and stresses, making it suitable for applications where durability and structural integrity are crucial.

Good toughness: It possesses excellent toughness, which means it can resist impact and sudden loads without fracturing easily. This is important for dock plates that may be subjected to dynamic forces during ship docking and undocking operations.

Weldability: The steel is designed to be weldable, allowing for easy fabrication and installation. Skilled welders can join sections of the steel to create dock plates of various sizes and configurations.

Corrosion resistance: To some extent, it has resistance to corrosion from seawater and other environmental factors. However, additional protective coatings may be applied to enhance its longevity in harsh marine environments.

 

 

 

The detailed specification parameters of "Ship Dock Plate Steel VL AH36" are as follows:
Chemical composition:

 

Carbon (C): Content ≤0.18%.

Silicon (Si): ≤0.50%.

Manganese (Mn): 0.90 - 1.60%.

Phosphorus (P): ≤0.030%.

Sulfur (S): ≤0.030%.

Copper (Cu): ≤0.35%.

Chromium (Cr): ≤0.20%.

Nickel (Ni): ≤0.40%.

Niobium (Nb): 0.02 - 0.05%.

Vanadium (V): 0.05 - 0.10%.

Titanium (Ti): ≤0.02%.

Molybdenum (Mo): ≤0.08%.

Aluminum (Als): ≥0.015%.
Mechanical properties:

Upper yield strength (ReH): ≥355 MPa.

Tensile strength (Rm): 490 - 630 MPa.

Elongation after fracture (A): ≥21%.

V-notch impact test:

Test temperature: 0°C.

Impact absorbed energy (KV2):

For thickness ≤50mm: Longitudinally not less than 34J, transversely not less than 24J.

For 50mm＜thickness ≤70mm: Longitudinally not less than 41J, transversely not less than 27J.

For 70mm＜thickness ≤150mm: Longitudinally not less than 50J, transversely not less than 34J.
In addition, AH36 shipbuilding plates usually have certain requirements for thickness tolerance, flatness, and surface quality of the steel plates. Different manufacturers and classification society certifications may have some slight differences in specific parameters. If more accurate and detailed specification parameters are needed, it is recommended to refer to relevant steel standards or consult specific steel suppliers.

 

 

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