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
Petrochemical products are closely related to people’s lives, from spaceships in space, planes in the sky, ships in the sea, trains and cars on land, to computers, desks, toothbrushes, towels, food packaging containers that we use every day, multicolored
Usage: Hot rolled black square steel pipe is widely used for Fence post, Steel Structure, bridge construction, Glass curtain wall as well as greenhouse Tubes. In addition, this type of steel pipe can also be used for Decorative Tube, such as Balcony raili