The business scope of Tianjin Zhonglian Tiansheng Iron and Steel Sales Co., Ltd. includes metal materials, non-ferrous metals, plumbing fittings, Wujinjiaodian, mechanical equipment, laser quenching and so on.
Laser quenching is a quenching technology that uses laser to heat the surface of the material above the phase transition point, and with the cooling of the material itself, austenite transforms into martensite, thus hardening the surface of the material.