The termination temperature of hot rolling is generally 800 ~ 900 °C, after which it is cooled in air, thus the hot rolling state is equivalent to normalizing.Most steel is rolled by hot rolling. Hot-rolled steel, due to the high temperature, the surface
Are our key product, this technology is to market the inner and outer surface of metal pipes and equipment dipped with plastic and rubber through unique formulation and advanced plastic and rubber dipping technology so as to manufacture steel composite pi