EH40 marine steel plate must have good low temperature toughness, seawater corrosion resistance and good welding performance for special use environment. The brittleness of EH40 marine steel plate will undergo brittleness transition and fracture at low te
2021-05-12
Uniform corrosion occurs on the surface of marine EH40 steel plate in extremely cold environment without cryogenic treatment, and a uniform and dense corrosion layer appears on the surface of the sample.
2021-05-12
CCS A steel plate and CCS B steel plate are one type of ship plate, that is, structural steel for general strength ship. CCS A steel plate and CCS B steel plate of structural steel for ship hull are classified into four grade plates A, B, C and D accordin
2021-04-26
Strength requirements for Shipbuilding Marine Steel. The higher strength can reduce the weight of the hull, reduce the welding work, and increase the carrying capacity. The use of high strength steels is also restricted by the rigidity and corrosion resis
2021-04-26
For Class A and D marine steel plate, the cleanliness requirements are S≤0.008, P≤0.015, S≤0.005%, P≤0.010% for Class E, S≤0.002%, P≤0.005% for Class F marine steel plate. In order to ensure NDT≤-550C for naval marine steel plate, S≤0.002%, P≤0.005%, N≤40
2021-04-26
The thickness tolerance of marine steel plate for hull structure has been modified in the new unified requirements. The main changes are as follows: Although the negative thickness deviation of marine steel plate for hull structure is still 0.3mm, the con
2021-04-26