Bulb flat steel is a kind of special section steel, composed of flat webs and spherical ball heads, and is an asymmetric section steel. Bulb flat steel is mainly used for shipbuilding and bridge building. However, with the rapid development of the shipbui
2021-01-25
In order to ensure the performance of ABS grade D and E shipbuilding steel plate and ship plate, microalloying technology is adopted. Nb, V, Ti and other alloy elements are added to ABS grade D and E shipbuilding steel plate, combined with controlled roll
2021-01-25
In order to reduce costs, it is best to use hot rolling or controlled rolling instead of normalizing to produce ship plates. High-strength marine steel plate with a thickness of less than 35mm have been produced by two stage controlled rolling; high stren
2021-01-25
Marine angle steel, marine angle steel, and marine angle steel are a type of marine steel in the shipbuilding industry, and they fall within the scope of profiles. Marine angle steel must have the relevant certification certificates and relevant stamps of
2021-01-18
The general-strength structural steel of the China Classification Society's code is divided into four quality levels: A, B, D, and E; the high-strength structural steel of the China Classification Society's code is three strength levels and four quality
2021-01-18
High strength Class AH, DH, EH and FH steel, each of these grades has three different minimum yield strength: 315MPa (32), 350MPa (36), 390MPa(40), that is to say, this type of steel can be subdivided into: AH32, AH36, AH40, DH32, DH36, DH40, EH32, EH36,
2021-01-18