Gold is a high-quality hedge hedging tool, favored by investors. Especially in recent years, with the increasing instability of the world economy, gold has become one of the preferred asset allocations of investors because of its functions of hedging…
According to reports, researchers from Texas A & M University and AFR have developed a technology for defect-free 3D printing of martensitic steel parts. Compared with similar steels, martensitic steels are more reliable and more cost-effective a...…
Recently, US President Joe Biden concluded his first visit to the Middle East since taking office. During the visit, Biden said that the United States will be an active partner in the Middle East for a long time, but Middle East leaders have not clea…
Application of spherical roller bearingcontinuous casting machine In the metallurgical industry, sphericalroller bearings (SRB) are mainly used in the motion track of continuous caster,hot rolling and heating furnaces. The caster has the characterist…