Shipbuilding steel plate A131 Grade DH40
As a kind of high-strength low alloy structural steel, DH40 ship plate is widely used in the fields of ships and marine engineering structures. For example, in shipbuilding, DH40 shipbuilding steel plate can be used to manufacture hull structures, decks, bulkheads and other key parts; in marine engineering structures, DH40 marine steel plate can be used to manufacture platforms, conduit racks and other structural components. Its excellent mechanical properties and welding properties and good corrosion resistance can improve the safety and service life of ships and ocean engineering structures.
a131 Grade DH40 shipbuilding plates chemical composition
| C % |
Si % |
Mn % |
P % |
S % |
Al(acid soluble),min% |
Cb |
V |
Ti |
Cu |
Cr |
Ni |
Mo |
N |
|
0.18 |
0.10-0.50 |
0.90-1.60 |
0.035 |
0.035 |
0.015 |
0.02-0.05 |
0.05-0.10 |
0.02 |
0.35 |
0.20 |
0.40 |
0.08 |
... |
a131 grade DH40 steel used in shipbuilding mechanical property
| Yield Strength (Mpa) |
Tensile Strength |
Elongation in8 in.[200mm] |
Elongation in8 in.[200mm] |
Impact Energy |
Test Temperature(°C) |
|
≥390 |
510-650 |
≥19 |
≥22 |
31 |
-20 |
Characteristics of DH40 marine steel sheet
High strength: DH40 ship building steel plate has high tensile strength and yield point, which can withstand large loads and impacts.
Low alloy: DH40 ship plate adds appropriate amount of alloying elements, such as Mn, Si, Cr, etc., to improve its comprehensive mechanical properties and corrosion resistance.
Good welding performance: DH40 shipbuilding plate has good welding performance and is easy to be welded and processed.
Corrosion resistance: through the addition of alloying elements and surface coating treatment, DH40 marine sheet has certain corrosion resistance.
Services available from GNEE
1.Additional Condition: 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.
2.Shipping department: a).Book shipping space b).Documents confirmation c).Shipping track d).
3.Production control department: a).Technical evaluation b).Production Schedule c).Production Tracking d).
4.Quality control: a).Test in mill b).Inspection before Shipment c).Third Party Inspection d).About Package problem e).
5.Customers' feedback and complaint: a).Quality feedback b).Service feedback c).Complaint d).
A131 grade DH40 marine grade steel plate product image
GNEE group team photo
GNEE group customer visit
We have excellent after-sales service. If you have any questions about Shipbuilding steel plate A131 Grade DH40, you can contact us and we will reply to you within two hours.
Hot Tags: shipbuilding steel plate a131 grade dh40, China shipbuilding steel plate a131 grade dh40 manufacturers, suppliers, factory, Ah36 Steel Plate, ship hull structure, ABS AH32 EH32 Steel Plates For Shipbuilding, Marine Grade Steel Plate, ABS AH36 EH36 Marine Grade Steel Plate, hull plate
