Building collapses and residential elevator accidents caused by disasters continue to occur. At the same time, steel bars are widely used in various fields such as houses, bridges, railways, roads, tunnels, etc. as the skeleton material of concrete structures. However, there are no mandatory standar Read More

The steel industry is an important basic industry of the national economy. Recently, six mandatory national standards for the steel industry were released, involving three standards each for steel bars and steel wire ropes, and will be implemented on September 25.The six key product mandatory nation Read More

Galvanized steel wire ropes will cause different degrees of wear after a long period of use. According to the positioning position of the wear, it can be divided into external surface wear and internal surface wear. The wear caused by friction caused by common objects such as galvanized steel wire r Read More