LCA dataset : hot dip galvanized coil, carbon steel, mixed technology

hot dip galvanized coil, carbon steel, mixed technology

Hot dip galvanized coil, carbon steelUnit：kgActivity Type：Production Mix

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System boundary

Cradle to Gate

Identity ID

684cda34-8ff9-4dd1-babb-7cc13c1d9a5a

Dataset category

Materials

Associated ID

fcb80b20-fb80-4fa5-8de1-49dfb8d0a775

Included activities starts

This activity starts with the acquisition of hot-dip galvanized raw materials (cold-hardened coils)

Included activities ends

This activity ends with the production of hot-dip galvanized coil products and does not include the transportation and use of the products.

Description

Hot-dip galvanized coil (carbon steel) is widely used in fields such as construction, home appliances, and transportation, for example, in building structural steels, appliance casings, and traffic facilities. The advantages of hot-dip galvanized coil include easy processing and good weldability, which can meet the requirements of corrosion resistance and aesthetics in different fields. The production process of hot-dip galvanized coil includes pretreatment of cold-hardened coil, hot-dip galvanizing, cooling, straightening, cutting, packaging, etc., covering the energy consumption, material consumption, waste disposal, and environmental emissions required in the production process. This data set is formed by aggregating data from multiple sources.

Activity Description

The production process of hot-dip galvanized coil includes pre-treatment of cold-hardened coils, hot-dip galvanizing, cooling, leveling, cutting, packaging, and other processes. It covers energy consumption, material consumption, waste treatment, and environmental emissions required during the production process.

Process Description

Hot-dip galvanized coil (carbon steel) is a product where carbon steel coil is immersed in molten zinc to form a zinc coating over the surface of the steel. This treatment effectively prevents oxidation and corrosion of the steel, extending its service life. Hot-dip galvanized coil has good corrosion resistance and decorative appearance, with a uniform and dense surface coating that can provide long-term protection in harsh environments. This product is widely used in areas such as construction, home appliances, transportation, etc., such as steel for construction structures, appliance casings, traffic facilities, etc. The advantages of hot-dip galvanized coil also include easy processing and good weldability, which can meet the requirements of different fields for corrosion resistance and aesthetics.

Time period

2021

2024

Geography

China

Macroeconomic value

Business-as-Usual

Data validation

Yes

Technology

Current Technology

Technology comment

This technology is an efficient steel processing method that combines two crucial steps, annealing and galvanizing, to produce galvanized steel with excellent corrosion resistance and good mechanical properties. cold-rolled coils are heated to a certain temperature and then slowly cooled in a controlled environment to improve the mechanical and processing properties of the steel. The annealing process can eliminate internal stresses within the steel, making the material softer and easier to process. Following this is the galvanizing process, in which the steel is dipped into molten zinc. This step forms a zinc coating on the surface of the steel to provide anti-corrosion protection. Before hot-dip galvanizing, the steel surface needs thorough cleaning to ensure that the zinc coating can adhere evenly to the surface. After galvanization, the steel coil undergoes cooling and surface treatments (such as passivation or applying rust preventive oil) to further enhance its corrosion resistance and appearance quality. Finally, the hot-dip galvanized coils that have undergone annealing are inspected for quality to ensure they meet specific standards, and then wound and packaged for subsequent use or processing.

On-chain Information:

Blockchain Hash Value

f0f7add0e1a5561f1dce2fbc5c05d840c95ed9416a7cc3b92778d4d1b440f2dc

Timestamp

2025-08-12

Block Number

1627755

Blockchain Technical Support

https://antdigital.com/products/baas

On-chain Data Query