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...

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

2026-01-19

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...

Thermal treatment mechanical property indicators and testing methods

2025-12-17

The mechanical properties of metallic materials mainly include strength and plasticity, hardness, impact toughness and fatigue strength. The strength index of the mechanical property test of metallic materials can better help u...

Tips for "All-staff preventive Maintenance Centered on inspection"

2025-12-17

The bearings of the rolling mill are in operation Perhaps for various reasons This leads to premature damage of the bearing Even under normal installation, lubrication and maintenance conditions After a period o...

Research Progress and Prospect of Ultra-High Strength Steel

2025-12-17

Abstract: Ultra-high strength steel is the core material for key load-bearing components of major equipment such as aerospace and construction machinery. This article reviews the current technological status of ultra-high stren...

Summary of knowledge about metal brittleness

2025-11-10

Metal is everywhere in our daily life and engineering construction: from Bridges and high-speed railways to aircraft and automobiles, metal is a key material. But do you know? These seemingly solid metals can sometimes be "...

Common defects of pickled coils and their solutions

2025-11-10

I. Defects of Pickled Plates   1.1 Raw Material Defects   1.1.1 The roll diameter of the raw material is inappropriate and too small.   Especially for thin-sized hot-rolled coils. Mainly d...