The generation mechanism of edge cracks on steel strips and the overall prevention plan for the entire process

2026-06-23

During the production process of hot-rolled and cold-rolled steel strips, edge cracks are a typical and frequently occurring quality defect. Even if the cracks are minor, they can lead to increased cutting edge loss and unquali...

The generation mechanism of edge cracks on steel strips and the overall prevention plan for the entire process

2026-06-23

During the production process of hot-rolled and cold-rolled steel strips, edge cracks are a typical and frequently occurring quality defect. Even if the cracks are minor, they can lead to increased cutting edge loss and unquali...

The production line keeps running off course repeatedly? With a 5-minute rapid troubleshooting process and emergency handling without stopping, the production line can be completely stabilized.

2026-06-23

Preface: The most troublesome sudden failure in a hot rolling production line is the unregulated deviation of the rolled steel.  In the mild case, the plate surface will be stretched on one side, resulting in a sickle-...

Rolling mill deviates, steel strip is unstable? Identify the cause and adjust it once and for all.

2026-05-15

The most troublesome problem in the steel rolling workshop: The steel strip keeps deviating left and right while moving, constantly swaying and shaking. It sometimes scrapes the edges, forms waves, and has unstable width. It al...

Steel rolling is far from being as simple as "flattening" the steel! There are many professional nuances involved, and many people have misunderstood this.

2026-05-15

Many laypeople, even those who are just starting out in this field, have a misconception: they think that steel rolling is simply putting the steel billet into the rolling machine and relying on the rollers to forcefully squeez...

Speed-up of the rolling line must-read: Why is the higher the speed, the greater the requirements for the rolls, bearings and lubrication?

2026-05-15

Introduction In steel production, "increasing speed and improving efficiency" is an eternal pursuit. From the initial 10m/s to the current 120m/s of high-line rolling mills, each breakthrough in rolling speed has ...

Temperature difference of 1250℃: What are the differences between hot rolling and cold rolling?

2026-04-13

Hot rolling and cold rolling are both processes for shaping steel plates or profiles. They have a significant impact on the structure and properties of the steel. So, what are the differences between them? Today, our editor wil...

Analysis of the causes of rolled protrusions and corresponding solutions

2026-04-13

Abstract: Waviness in thick plate rolling is one of the common plate shape defects. During the thick plate rolling production process of Baosteel Co., Ltd., plate waviness often occurs. The most common varieties and specificati...

Efficient intelligent monitoring and digitalization technology for continuous casting

2026-02-04

1. Research Background  Continuous casting is the core process that links steelmaking and steel rolling. Its stability and intelligence level directly affect product quality, production efficiency, and equipment safety...

The reasons why the bearings of steel mill rolling machines are prone to damage and the solutions for addressing the problem

2026-02-04

High load and complex conditions  Extreme load shock  The rolling mill bearings have to withstand 2 to 5 times the radial load of ordinary bearings. Moreover, they are affected by various working conditions su...

Research and development of integrated short-process casting and rolling technology and equipment

2026-02-04

1. Research Background and Overall Task Objectives  The steel industry, as a typical process industry, has complex production processes involving multiple stages and a long production line. During the development and p...

A comprehensive description of 16 common defects in rolled steel billets

2026-01-19

A comprehensive description of 16 common defects in rolled steel billets   The billets used by cold-rolling strip steel mills are hot-rolled strip steel. The poor quality of the billets themselves and incorrect pro...