Standards

YB/T 6273-2024 Active

YB/T 6273-2024 YB/T 6273-2024: Lignite mechanical strength determination method

This document specifies the principles, instruments and equipment, sample preparation, test steps, test data processing, and precision for determining the mechanical strength of coke. This document is applicable to the mechanical strength of coke with a particle size of not less than 25mm. Coke with a particle size of less than 25mm can be used for reference.

Publish Date: 2024-10-24

YB/T 6272-2024 Active

YB/T 6272-2024 YB/T 6272-2024 Gasification Char

This document specifies the technical requirements, test methods, inspection rules, transportation, and quality certificates for gasified coke. This document is applicable to coke used for gasification.

Publish Date: 2024-10-24

YB/T 6271-2024 Active

YB/T 6271-2024 YB/T 6271-2024 Blast furnace char block anti-water vapor erosion test method

This document specifies the terms and definitions, principles, instruments, sample preparation, test procedures, result calculation and evaluation, and test reports for the test method of water vapor erosion resistance of blast furnace coke blocks. This document is applicable to the determination of the water vapor erosion resistance of blast furnace coke blocks.

Publish Date: 2024-10-24

YB/T 4226-2024 Active

YB/T 4226-2024 YB/T 4226-2024 Carbon Electrode。

This document specifies the dimensions and allowable deviations of carbon electrodes, technical requirements, test methods, inspection rules, packaging, marking, storage, transportation, and quality certificates. This document is applicable to carbon electrodes made from calcined petroleum coke, calcined anthracite, coal tar, etc. as the main raw materials, which are formed, calcined, and machined, and used as conductive materials in ferro-silicon furnaces and other industrial applications.

Publish Date: 2024-10-24

YB/T 141-2024 Active

YB/T 141-2024 YB/T 141-2024 Blast furnace micro-porous carbon block for blast furnace

This document specifies the terms and definitions, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates for microporous carbon blocks used in blast furnaces. The products specified in this document are suitable for lining the inner walls of ironmaking blast furnaces and for lining the inner walls of mineral heat furnaces.

Publish Date: 2024-10-24

YB/T 4189-2024 Active

YB/T 4189-2024 YB/T 4189-2024 Blast furnace ultra-micro-porous carbon block for high temperature ceramic and engineering industry

This document specifies the terms and definitions, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates for ultra-microporous carbon blocks used in blast furnaces. This document is applicable to ultra-microporous carbon blocks for blast furnace linings.

Publish Date: 2024-10-24

YB/T 4299-2024 Active

YB/T 4299-2024 YB/T 4299-2024 Graphite Furnace Head Electrode

This document specifies the classification, technical requirements, dimensional specifications and allowable deviations, test methods, inspection rules, packaging, marking, storage, transportation, and quality certificates for graphite furnace head electrodes. This document is applicable to graphite furnace head electrodes used as conductive materials in graphitization furnaces.

Publish Date: 2024-10-24

YB/T 6270-2024 Active

YB/T 6270-2024 YB/T 6270-2024 Carbon materials: Determination of pore size distribution by mercury pressure method

This document specifies the terms and definitions, principles, instruments, reagents, samples, test procedures, result calculation, and test reports for the mercury intrusion method used to determine the pore size distribution of carbon materials. This document is applicable to the determination of the pore size distribution of carbon materials by the mercury intrusion method, with a measurable pore size range of approximately 0.003μm to 400μm.

Publish Date: 2024-10-24

YB/T 6269-2024 Active

YB/T 6269-2024 YB/T 6269-2024 Silicon Carbide Determination of Silicon and Silica Content Spectrophotometric Method

This document specifies the spectrophotometric method, principle, and test conditions for determining the content of elemental silicon and silicon dioxide in silicon-carbon composite anode materials. This document is applicable to silicon-carbon composite anode materials for lithium-ion batteries.

Publish Date: 2024-10-24

YB/T 6268-2024 Active

YB/T 6268-2024 YB/T 6268-2024 Refined coal grain for plastic molding

This document specifies the technical requirements, test methods, inspection rules, packaging, transportation, storage, and quality certificates for shaped coke granules, as well as safety precautions. This document is applicable to shaped coke granules produced through the deep processing of petroleum coke and needle coke.

Publish Date: 2024-10-24

YB/T 6267-2024 Active

YB/T 6267-2024 YB/T 6267-2024, PV thermal field-grade isostatic graphite

This document specifies the grades, technical requirements, test methods, inspection rules, packaging, marking, storage, transportation, and quality certificates of isostatic graphite used in photovoltaic thermal fields. This document is applicable to graphite products made from materials such as calcined petroleum coke, calcined asphalt coke, and modified asphalt, which are mainly processed through powdering, mixing, cold isostatic molding, roasting, impregnation, and graphitization.

Publish Date: 2024-10-24

YB/T 6266-2024 Active

YB/T 6266-2024 YB/T 6266-2024 High-temperature Purification Furnace

This document specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificates, and contract (or order form) content for high-temperature purification furnaces. This document is applicable to the design, manufacture, testing, and inspection of furnaces used for high-temperature purification of carbon materials.

Publish Date: 2024-10-24