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(1) Processing requirements for cold rolled steel: cold rolled steel requires high mill power and low rolling efficiency, and intermediate annealing is also required to eliminat...

1. The two are essentially different (1) The essence of cold rolled steel: cold rolled steel is the steel produced by cold rolling. Cold rolling is to further thin the steel pla...

1. Welding method Hot rolled and normalized steels have no special requirements for welding methods and are suitable for various welding methods, such as shielded metal arc weld...

First, raw materials for continuous hot galvanizing production from hot rolled steel strip; The second is to observe from the perspective of process equipment. As far as the raw...

Hot rolled steel is rolled by heating at high temperature. Its strength is not very high, but it can meet our needs. It has good plasticity and weldability; Cold rolled steel is...