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
According to the different section forms of section steel, common hot-rolled section steel can be divided into angle steel, flat steel, channel steel, I-beam, H-beam and hot-rolled l-beam. According to the different section forms of section steel, common
2021-04-19
Spherical flat steel is a kind of special section steel, which is composed of flat web and spherical ball head. Bulb flat steel is mainly used for shipbuilding and bridge building, but with the rapid development of shipbuilding industry in recent years, b
2021-04-19
Angle steel: commonly known as angle iron, it is a long strip of steel whose two sides are perpendicular to each other and form an angle. There are equilateral angles and unequal angles. The two side widths of equilateral angle steel are equal, and its sp
2021-04-19