Standards

YB/T 6116-2023 Active

YB/T 6116-2023 Cold rolling wastewater reuse technology specifications

This document specifies the terms and definitions of cold-rolled wastewater reuse technology in steel enterprises, the water quality requirements for reuse treatment, general requirements, treatment processes and technologies, secondary pollutant control requirements, treated water indicators, process control requirements, operation and maintenance requirements, and safety and environmental protection requirements. This document applies to the membrane treatment technology for reusing cold-rolled wastewater that has met the treatment standards in steel enterprises.

Publish Date: 2023-12-20

YB/T 4193-2023 Active

YB/T 4193-2023 Anti-caking 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 anti-crusting refractory castables. This document is applicable to anti-crusting refractory castables used in new-type dry-process cement kilns.

Publish Date: 2023-07-28

YB/T 4129-2023 Active

YB/T 4129-2023 Plastic phase composite corundum brick

This document specifies the terms and definitions, product grades, technical requirements, test methods, quality evaluation procedures, packaging, marking, transportation, and quality certificates for plastic phase composite corundum bricks. This document is primarily applicable to bricks used for lining the furnace hearth and bottom of blast furnaces.

Publish Date: 2023-07-28

YB/T 4126-2023 Active

YB/T 4126-2023 Blast furnace iron pouring channel casting material

This document specifies the terms and definitions, grades, technical requirements, test methods, quality assessment procedures, packaging, marking, transportation, storage, and quality certificates for refractory castables used in blast furnace iron outlets. This document is applicable to working-layer refractory castables (including prefabricated parts) used in blast furnace main outlets, iron outlets, slag outlets, and swinging flow chutes, as well as spray-on materials for hot repairs.

Publish Date: 2023-07-28

YB/T 116-2023 Active

YB/T 116-2023 Laboratory roll refractory castable material

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 refractory castables used in furnace rollers. This document is applicable to refractory castables used in furnace rollers for bottom-fired furnaces.

Publish Date: 2023-07-28

YB/T 6113-2023 Active

YB/T 6113-2023 Electric heating furnace silicon carbide heat conductor

This document specifies the terms and definitions, product grades, technical requirements, test methods, quality assessment procedures, packaging, marking, transportation, storage, and quality certificates for silicon carbide heat conductors used in electric heating furnaces. This document is primarily applicable to products whose heat conductors in electric heating furnaces are made of silicon carbide.

Publish Date: 2023-07-28

YB/T 6112-2023 Active

YB/T 6112-2023 Stainless steel bellows and fittings for fluid conveyance

This document specifies the terms and definitions, classification and designations, dimensions, shapes and allowable deviations, technical requirements, test methods, inspection rules, packaging, marking, transportation, and storage of stainless steel bellows and fittings for fluid transmission. This document is applicable to bellows, fittings, and accessories used for conveying water for domestic use (cold and hot), compressed air, and gas with a nominal pressure not exceeding 1.6 MPa.

Publish Date: 2023-07-28

YB/T 6111-2023 Active

YB/T 6111-2023 Electrolytic Metal Chromium

This document specifies the technical requirements, test methods, inspection rules, packaging, storage and transportation, marking, and quality certificates for electrolytic metal chromium. This document is applicable to flake-shaped high-purity metal chromium produced by electrolysis.

Publish Date: 2023-07-28

YB/T 6110-2023 Active

YB/T 6110-2023 Chromium-manganese-nickel-nitrogen austenitic stainless steel hot-rolled steel plate and steel strip

This document specifies the ordering content, grades, dimensions, shapes, weights, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates for hot-rolled steel plates and steel strips made of chromium-manganese-nickel-nitrogen austenitic stainless steel. This document applies to chromium-manganese-nickel-nitrogen austenitic stainless steel hot-rolled thick steel plates, hot-rolled wide steel strips, and their cut-to-size steel plates, longitudinally sheared wide steel strips, and also applies to stainless steel hot-rolled narrow steel strips and their cut-to-size steel plates.

Publish Date: 2023-07-28

YB/T 6109-2023 Active

YB/T 6109-2023 Chromium-manganese-nickel-nitrogen austenitic stainless steel cold-rolled steel plate and steel strip

This document specifies the ordering content, grades, dimensions, shapes, weights, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates for cold-rolled steel plates and steel strips of the chromium-manganese-nickel-nitrogen austenitic stainless steel series. This document applies to chromium-manganese-nickel-nitrogen austenitic stainless steel cold-rolled wide strips and their cut-to-size steel plates, longitudinally cut cold-rolled wide strips and their cut-to-size steel strips, cold-rolled narrow strips and their cut-to-size steel strips, and also applies to single-sheet rolled steel plates.

Publish Date: 2023-07-28

YB/T 5183-2023 Active

YB/T 5183-2023 Car Accessories, Internal Combustion Engine, I-Beam for Soft Rods

This document specifies the terms and definitions, classification and code, order content, dimensions, shape and allowable deviations, technical requirements, test methods, inspection rules, packaging, marking, and quality certificates for special-shaped steel wire used in automotive accessories, internal combustion engines, and flexible shafts. This document is applicable to industries such as automobile manufacturing, where special-shaped steel wire is used in the production of automotive accessories such as window regulators, retaining rings, windshield wipers, doors, sliders, locks, and seat angle adjusters, as well as in the production of flat steel wire for internal combustion engine piston rings, clip rings, and combination oil rings, and flat steel wire for flexible shafts.

Publish Date: 2023-07-28

YB/T 6104-2023 Active

YB/T 6104-2023 Wire sanding machine for rust removal technical specification

This document specifies the terms and definitions, types and basic parameters, order content, technical requirements, test methods and acceptance rules, marking, packaging, transportation and storage, and manufacturing guarantees for wire rod rust removal machines. This document is applicable to the removal of surface oxide scales and rust from wire rod used in wire production and heat-treated semi-finished steel wire through sand belt grinding.

Publish Date: 2023-07-28