Standards

YB/T 6043-2022 Active

YB/T 6043-2022 Hot-rolled corrugated steel product

This document specifies the ordering content, designation, dimensions, appearance, weight, and allowable deviations of hot-rolled pattern H-section steel and hot-rolled pattern channel steel, as well as their technical requirements, test methods, inspection rules, packaging, marking, and quality certificates. This document is applicable to hot-rolled pattern H-section steel and hot-rolled pattern channel steel.

Publish Date: 2022-09-30

YB/T 6042-2022 Active

YB/T 6042-2022 Metallurgical lubricating oil (grease) additive application technical specifications

This document specifies the scope, terms, and definitions, classification, and functions of lubricant additives (greases) for metallurgy, as well as their application effects and calculation methods. This document is applicable to the lubrication systems of metallurgical machinery and equipment. The lubrication systems of machinery and equipment in other industries, such as ferroalloys, can be used as a reference for application.

Publish Date: 2022-09-30

YB/T 6041-2022 Active

YB/T 6041-2022 YB/T 6041-2022 Steel balls for ball mill

This document specifies the terms and definitions, classification and coding, order content, dimensions, shape, weight, and allowable deviations, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates for steel balls used in ball mills. This document is applicable to hot-rolled round steel bars with a diameter of 20mm-110mm used in the manufacture of steel balls for ball mills.

Publish Date: 2022-09-30

YB/T 6040-2022 Active

YB/T 6040-2022 The determination method of falling intensity for fluorite pellets

This document specifies the method for determining the drop strength of fluorite pellets. This document is applicable to fluorite pellets.

Publish Date: 2022-09-30

YB/T 6039-2022 Active

YB/T 6039-2022 YB/T 6039-2022 Determination method for live burning rate and oversintering rate of metallurgical lime

This document specifies the determination method for the raw burning rate and overburning rate of metallurgical lime. This document is applicable to the determination of the raw burning rate and overburning rate of metallurgical lime.

Publish Date: 2022-09-30

YB/T 6038-2022 Active

YB/T 6038-2022 YB/T 6038-2022 Determination of total calcium, fluorine, silica, alumina, and magnesia content of electric arc remelting flux using wavelength dispersive X-ray fluorescence spectroscopy

This document specifies a method for determining the total calcium, fluoride, silica, aluminum oxide, and magnesium oxide contents in electroslag remelt slag using wavelength dispersive X-ray fluorescence spectrometers. This document is applicable to the determination of the total calcium, fluoride, silica, aluminum oxide, and magnesium oxide contents in electroslag remelt slag.

Publish Date: 2022-09-30

YB/T 6037-2022 Active

YB/T 6037-2022

This document specifies the method for determining the content of magnesium oxide, aluminum oxide, silica, calcium oxide, titanium dioxide, chromium trioxide, and iron trioxide in electrically fused magnesium chromite sand by wavelength dispersion X-ray fluorescence spectrometry. This document is applicable to the determination of the content of magnesium oxide, aluminum oxide, silica, calcium oxide, titanium dioxide, chromium trioxide, and iron trioxide in electrically fused magnesium chromite sand.

Publish Date: 2022-09-30

YB/T 6036-2022 Active

YB/T 6036-2022 The method for measuring the thermal expansion coefficient of high-temperature alloy coating applied by thermal spraying

This document specifies the method for determining the linear thermal expansion coefficient of thermal spray high-temperature alloy coating materials, including terms and definitions, principles, equipment and instruments, sample preparation and requirements, testing, calculation, accuracy and deviations, and test reports. This document is mainly applicable to the determination of the linear thermal expansion coefficient of thermal spray high-temperature alloy coatings (such as nickel-based alloy coatings) using a push rod expansion instrument.

Publish Date: 2022-09-30

YB/T 4457-2022 Active

YB/T 4457-2022 Continuous hot-dip layer steel sheet and steel strip for construction purposes

This document specifies the terms and definitions, classification and designations, order content, dimensions, shapes, weights, technical requirements, inspections and tests, packaging, markings, and quality certificates for continuous hot-dip galvanized steel plates and strips used in construction. This document applies to magnesium-coated steel plates with a thickness of 0.20 mm to 8.0 mm, other coated steel plates with a thickness of 0.20 mm to 6.0 mm, and continuous hot-dip galvanized steel plates and strips with a width not exceeding 2080 mm, which are used for various purposes except for automobiles and home appliances that do not require ultra-deep stamping deformation.

Publish Date: 2022-09-30

YB/T 4456-2022 Active

YB/T 4456-2022 Color-coated steel sheets and steel strips for construction purposes

This document specifies the terms and definitions, classification and designation, order content, dimensions, shape, weight, technical requirements, inspection and testing, packaging, marking, and quality certificates of color-coated steel plates and steel strips for construction. This document is applicable to color-coated plates for construction with a thickness of 0.20 mm to 2.0 mm and a width not exceeding 1800 mm. This document is not applicable to color-coated plates using stainless steel and aluminum alloy plates as substrates.

Publish Date: 2022-09-30

YB/T 4197-2022 Active

YB/T 4197-2022 Self-flowing refractory castable

This document specifies the terms and definitions, classification and grades, technical requirements, test methods, quality assessment procedures, packaging, marking, transportation, storage, and quality certificates for self-flowing refractory castables. This document is applicable to high-aluminum, almandine, corundum, corundum-spinel, and chromium-corundum self-flowing refractory castables.

Publish Date: 2022-09-30

YB/T 4195-2022 Active

YB/T 4195-2022 Explosion-proof, rapid baking refractory castable material

This document specifies the terms and definitions, grades, technical requirements, test methods, quality assessment procedures, packaging, marking, transportation, storage, and quality certificates for explosion-proof rapid baking refractory castables. This document is applicable to explosion-proof rapid baking refractory castables used in industrial furnaces.

Publish Date: 2022-09-30