YB/T 4192-2023 Active

YB/T 4192-2023 Iron casting machine

This document specifies the terminology, classification, structural types and specifications, parameters and codes, technical requirements, inspection methods, inspection rules, marking, packaging, transportation, and storage of iron casting machines. This document is mainly applicable to iron casting machines that continuously cast molten iron into iron blocks from blast furnaces or non-blast furnace ironmaking processes. This document applies to the main components of iron casting machines, including motors, reducers, active sprocket devices and passive sprocket devices (including tensioning devices), rollers, roller support beams, rails, chain belt devices, and iron casting molds, etc. It does not include auxiliary equipment such as tilting pillars, molten iron flow troughs, iron block chutes, iron block blocking devices, spraying devices, receiving troughs, spray cooling sections, automatic deironing devices, slag discharge devices, iron casting mold drying devices, and dust removal systems, etc.

Publish Date: 2023-12-20

YB/T 063-2023 Active

YB/T 063-2023 Face Pressure Sliding Bore

This document specifies the terms and definitions, classification, models, basic parameters, technical requirements, test methods, inspection rules, marking, packaging, storage, and transportation of surface-pressure sliding water gates. This document is applicable to the manufacture of complete surface-pressure sliding water gates (excluding sliding plate bricks).

Publish Date: 2023-12-20

YB/T 073-2023 Active

YB/T 073-2023 Sintering car technical specification

This document specifies the main structure, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of sintering cars. This document is applicable to sintering cars used in belt-type sintering machines.

Publish Date: 2023-12-20

YB/T 384-2023 Active

YB/T 384-2023 Silica refractory mortar

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 silica-based refractory mortar. This document is applicable to silica-based refractory mortar used for masonry of silica-based refractory bricks.

Publish Date: 2023-12-20

YB/T 4110-2023 Active

YB/T 4110-2023 Aluminum-magnesium refractory castable

This document specifies the terms and definitions, product grades, technical requirements, test methods, quality assessment procedures, packaging, marking, transportation, storage, and quality certificates for aluminum-magnesium refractory castables. This document is applicable to aluminum-magnesium refractory castables used in ladles, tundishes, heating furnaces, and other applications.

Publish Date: 2023-12-20

YB/T 6145-2023 Active

YB/T 6145-2023 Hot-rolled green and clean surface-treated steel plates and steel strips

This document specifies the classification and designations, order details, dimensions, shapes, weights, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates for hot-rolled green clean surface-treated steel plates and steel strips. This document is applicable to hot-rolled green clean surface-treated steel plates and steel strips with a thickness of no more than 50mm.

Publish Date: 2023-12-20

YB/T 6144-2023 Active

YB/T 6144-2023 Stainless steel composite corrugated plate

This document specifies the symbols, models, order contents, dimensions, technical requirements, test methods, inspection rules, markings, packaging, transportation, and storage of stainless steel composite corrugated plates. This document is applicable to composite corrugated steel plates and panels used in highway and railway culverts, pipelines, underground pipe galleries, farmland construction, and sponge cities, where stainless steel is used as the cladding material and carbon steel as the base material.

Publish Date: 2023-12-20

YB/T 051-2023 Active

YB/T 051-2023 Electrolytic manganese metal

This document specifies the method of marking electrolytic manganese alloys, technical requirements, test methods, inspection rules, packaging, storage and transportation, marking, and quality certificates. This document is applicable to electrolytic manganese alloys used as additives for manganese elements in the smelting of special steels, chemical industry, electronic materials, and non-ferrous alloys, etc.

Publish Date: 2023-12-20

YB/T 6141-2023 Active

YB/T 6141-2023 Cold-heading stainless steel wire for dumbbell use

This document specifies the terms and definitions, order content, dimensions, shape, weight, and allowable deviations of stainless steel wire rods for cold forging, as well as technical requirements, test methods, inspection rules, packaging, marking, and quality certificates. This document is applicable to stainless steel wire rods used in the manufacture of fasteners such as bolts, screws, and rivets, as well as cold-formed parts.

Publish Date: 2023-12-20

YB/T 6140-2023 Active

YB/T 6140-2023 Metallurgical lime for use in milling

This document specifies the product grading, technical requirements, inspection rules, inspection methods, transportation and storage, and quality certificates for metallurgical slaked lime. This document is applicable to slaked lime powder made from limestone as raw material through hydration processing, which is used for iron smelting sintering, pellet flue gas desulfurization, and sintering pellet batching. Other fields can also refer to and use it for reference.

Publish Date: 2023-12-20

YB/T 190.14-2023 Active

YB/T 190.14-2023 The determination of titanium dioxide content in continuous casting slag using di-ammonium pyrimidine spectrophotometry

This document specifies the method for determining the content of titanium dioxide by the spectrophotometric method of 2-anthrylpyridine methane. This document is applicable to the determination of the content of titanium dioxide in continuous casting protective slag, with a measurement range (mass fraction) of 0.10% to 5.00%.

Publish Date: 2023-12-20

YB/T 5206-2023 Active

YB/T 5206-2023 Lightly burned magnesium oxide

This document specifies the grades, technical requirements, test methods, inspection rules, packaging, marking, transportation, storage, and quality certificates of light-burned magnesium oxide. This document is applicable to the production of light-burned magnesium oxide for use in refractory materials, building materials, papermaking, chemical industry, rubber, ceramics, agriculture, and animal husbandry, etc.

Publish Date: 2023-12-20