Domestic and foreign bulletproof steel plates FD16, FD53, FD54, FD56, FD79, FD95 types, characteristics and applications 1. Introduction to bulletproof steel plates Bulletproof steel plates are generally used in bulletproof protection and explosion-proof projects, such as shooting range equipment. ..

Boriyên pola yên bêserûber Boriyên pola yên bêserûber ji hemû perçeyek metalê têne çêkirin û li ser rûxê dirûz tune. They are called seamless steel pipes. According to the production method, seamless pipes are divided into hot-rolled pipes, cold-rolled pipes, cold-drawn pipes, extruded pipes, jac...