hardox 450 steel mechanical properties exports increased for three consecutive months

Our company is a large Hardox 450 steel mechanical properties steel enterprise integrating steel plate production, sales and processing. It is a first-class agent of Shanxi Taigang, Shanghai Baosteel, Jiugang, Xi'an Huaxin, Taishan steel, Dongfang special Hardox 450 steel mechanical properties steel and southwest special steel. It is a special dealer of famous steel plants in China, such as Columbus, NAS, acerinox, Outokumpu, Arcelor, nipponmetalindustry, nipponyakinkogyo, NSC, etc.

A small amount of Nb is sufficient to obtain excellent comprehensive properties of Hardox 450 steel mechanical properties etc. steel material, because at low Nb concentration, the yield strength of steel material increases faster and is proportional to the concentration, but when the Nb content is greater than 0.03%, the strengthening effect begins to decrease. Studies have shown that when the Nb content is greater than 0.06%, excess Nb will no longer strengthen the steel material.

The mooring chain is immersed in seawater for a long time and the service environment is harsh. Therefore, it must have high strength, good toughness, seawater corrosion resistance, fatigue resistance, wear resistance, etc., and in practical applications, it usually needs to be bent into a ring. Therefore, it is necessary to have good cold bending and welding performance. At present, China has successfully developed the world's first R6 mooring with the highest strength level, and realized its application, leading the development of the latest generation of marine mooring chains.

The research methods of isothermal treatment of Hardox 450 steel mechanical properties, wear-resistant plate include many excellent technologies, such as optical microscope, transmission electron microscope, X-ray diffractometer and electron backscatter diffraction technology. With the increase of annealing temperature, the proportion of ferrite in wear-resistant plate will gradually decrease, and bainite will increase, while the retained austenite will be distributed in ferrite grain boundary and crystal in elliptical and fine strip shape.