Standards

YB/T 6151-2024 Active

YB/T 6151-2024 YB/T 6151-2024 Sintering Machine Head Fume Purification Dust Removal Technical Specification

This document specifies the terms and definitions, basic requirements, electrostatic precipitators, bag filters, ash conveying systems, construction, installation, and acceptance, as well as operation and maintenance of the sinter head flue gas purification and dust removal system. This document is applicable to the design, construction, commissioning, operation management, and evaluation of the sinter head flue gas purification and dust removal system. The sinter head flue gas purification and dust removal system should be designed in conjunction with the sinter head flue gas desulfurization and denitration process, and does not include other systems such as sinter flue gas desulfurization and denitration systems.

Publish Date: 2024-12-10

YB/T 6150-2024 Active

YB/T 6150-2024 YB/T 6150-2024 Steel Slag Determination of RO Phase Content by Weight Method

This document specifies the principle, reagents, instruments and equipment, sample preparation, experimental steps, result calculation, and experimental report for determining the content of the RO phase in steel slag by weight method. This document is applicable to the determination of the RO phase content in converter steel slag, with a measurement range (mass fraction) of 2% to 30%.

Publish Date: 2024-12-10

YB/T 6149-2024 Active

YB/T 6149-2024 YB/T 6149-2024 Iron and Steel Solid Waste Resource Comprehensive Utilization Evaluation Guidelines

This document specifies the terms and definitions, evaluation principles, evaluation index system, and evaluation methods for the comprehensive utilization of solid waste resources in steel enterprises. This document is applicable to the comprehensive utilization evaluation of industrial solid waste such as blast furnace slag, steel slag, iron-containing sludge, flue gas desulfurization by-products, and used refractory materials generated by steel enterprises.

Publish Date: 2024-12-10

YB/T 4891.5-2024 Active

YB/T 4891.5-2024 YB/T 4891.5-2024 Specification for CO2 utilization technology in steel enterprises - Part 5: Application in steel refining

This document specifies the terms and definitions, technical principles, gas source requirements, sub-technologies, process requirements, and safety requirements for the use of carbon dioxide in molten steel refining. This document is applicable to the design, construction, operation, and management of carbon dioxide utilization processes in the molten steel refining process of steel enterprises

Publish Date: 2024-12-10

YB/T 4891.4-2024 Active

YB/T 4891.4-2024 YB/T 4891.4-2024 Specification for CO2 utilization technology in steel enterprises - Part 4: Application in blast furnace ironmaking

This document specifies the terms and definitions, principles and processes, general requirements, and technical requirements for the use of carbon dioxide in blast furnace ironmaking. This document is applicable to the design, construction, operation, and management of related process technologies for the use of carbon dioxide in blast furnace ironmaking in steel enterprises.

Publish Date: 2024-12-10

YB/T 4726.14-2024 Active

YB/T 4726.14-2024 YB/T 4726.14-2024 Iron-bearing Dust and Sludge Determination of Arsenic Content by Atomic Fluorescence Spectrometry

This document specifies the terms and definitions, principles, reagents, instruments, sampling, analysis steps, result calculation, and precision for determining the arsenic content in iron-containing dust using atomic fluorescence spectrometry. This document is applicable to the determination of arsenic content in iron-containing dust, with a measurement range (mass fraction) of 0.001% to 0.1%.

Publish Date: 2024-12-10

YB/T 6174-2024 Active

YB/T 6174-2024 YB/T 6174-2024 Technical requirements for energy consumption per unit product of continuously coated steel strips with color in series

This document specifies the energy consumption limit grades, technical requirements, statistical scope, and calculation methods for the energy consumption of continuous color-coated steel strips per unit product (hereinafter referred to as "unit product energy consumption"). This document applies to the calculation and assessment of the energy consumption of continuous color-coated steel strips per unit product, as well as the energy consumption control of new and expanded construction projects.

Publish Date: 2024-12-10

YB/T 6175-2024 Active

YB/T 6175-2024 YB/T 6175-2024 Energy Consumption Technical Requirements for Continuous Hot-dipped Steel Belt per Unit Product

This document specifies the energy consumption limit grades, technical requirements, statistical scope, and calculation methods for the energy consumption of continuous hot-dip galvanized steel strips per unit product (hereinafter referred to as "unit product energy consumption"). This document is applicable to the calculation and assessment of the energy consumption of continuous hot-dip galvanized steel strips per unit product, as well as the energy consumption control of new construction and renovation projects.

Publish Date: 2024-12-10

YB/T 6337.2-2024 Active

YB/T 6337.2-2024 YB/T 6337.2-2024 Resource Utilization of Iron Oxide Scrap Part 2: Iron Oxide Scrap for Permanent Magnet Magnetite

This document specifies the technical requirements, inspection methods, inspection rules, packaging, marking, transportation, storage, and quality certificates for iron oxide skins used in permanent magnet ferrite (hereinafter referred to as iron oxide skins). This document applies to iron oxide skins used in the production of permanent magnet ferrite.

Publish Date: 2024-12-10

YB/T 6337.1-2024 Active

YB/T 6337.1-2024 YB/T 6337.1-2024 Metallic waste products recycling utilization of iron oxide waste in Ironmaking Processes - Part 1: Iron oxide waste for iron powder production

This document specifies the grades and presentation methods, technical requirements, inspection methods, inspection rules, packaging, marking, transportation, storage, and quality certificates of iron oxide scale (hereinafter referred to as iron oxide scale) used for reducing iron powder. This document is applicable to iron oxide scale used in the production of reducing iron powder.

Publish Date: 2024-12-10

YB/T 6336.2-2024 Active

YB/T 6336.2-2024 YB/T 6336.2-2024 Mechanical Flexible Water Milling Method Surface Oxide Scale Removal of Steel Part 2: Steel Plates and Steel Belts

This document specifies the technical requirements, inspection and acceptance, packaging, marking, and quality certificates for processing steel plates and steel strips using mechanical flexible water grinding methods. This document is applicable to processing hot-rolled stainless steel, carbon steel, and alloy steel plates and steel strips using mechanical flexible water grinding methods.

Publish Date: 2024-12-10

YB/T 6336.1-2024 Active

YB/T 6336.1-2024 YB/T 6336.1-2024 Mechanical Flexible Water Polishing Method Surface Oxide Scale Removal of Steel Part 1: General Requirements

This document specifies the technical requirements, health, safety, and environmental protection for the processing of iron oxide scale on the surface of steel by mechanical flexible grinding. This document applies to the general technical requirements for removing iron oxide scale from the surface of steel using mechanical flexible grinding methods.

Publish Date: 2024-12-10