Main defects and analysis of strip steel rolling, hot rolling technology

2023-07-21

The main defects caused by rolling strip steel on a tropical mill are as follows:   (1) Scar. The cracks and cracks were not completely removed when the slab was cleaned, resulting in scarring during rolling. Slabs...

Finishing area process technology operating rules, rod line technology

2023-07-05

1. Cold bed   1.1. effect   After rolling, the double ruler is accelerated, braked, and sent to the cold bed for cooling and grouping to ensure that the double ruler on the cold bed is straight and one...

Finishing mill roll box maintenance

2023-06-21

The roller box belongs to the closed reducer mechanism, which has strict maintenance requirements, especially higher requirements for sealing oil, dustproof and waterproof. The roller box has 3 shafts as the focus of sealing, and ...

Discussion on production technology and common quality problems of hot rolled strip steel

2023-06-05

Abstract: The main quality indexes of hot rolled strip steel products include surface quality, shape and dimensional accuracy, mechanical properties and so on. With the wide application of automatic control technology in hot ro...

Solutions to common problems in aluminum rolling process

2023-05-18

The quality control technology in aluminum rolling process is very important to the current production enterprises. We now use the raw material rolling technology is to follow the mid-1970s Shanghai aluminum factory taught down...

Panzhihua Steel City Group is fined 500,000 yuan!

2023-05-18

At about 1410 hours on October 8,2022, an object strike accident occurred at the branch of Tiexia branch of Panzhihua Steel City Group Co. , Ltd. , killing one person, the accident caused a direct economic loss of about 2032200...