Standards

YS/T 1669-2023 Active

YS/T 1669-2023 YS/T 1669-2023 Technical Specification for Energy Management Center of Non-ferrous Metal Mine Enterprises

This document is applicable to the energy management centers of non-ferrous metal mining enterprises, including metering systems, data acquisition systems, basic energy management systems, integrated management systems, and operation and maintenance.

Publish Date: 2023-12-20

YS/T 1668-2023 Active

YS/T 1668-2023 Aluminum foil industry green factory evaluation requirements

This document is applicable to the evaluation of green factories in the aluminum foil industry. This document is not applicable to surface-treated aluminum foil and brazed foil.

Publish Date: 2023-12-20

YS/T 1667-2023 Active

YS/T 1667-2023 Green factory evaluation requirements for aluminum casting industry

This document is applicable to the evaluation of green factories in the deformable aluminum casting ingot industry.

Publish Date: 2023-12-20

YS/T 1179.3-2023 Active

YS/T 1179.3-2023 Method for chemical analysis of aluminum ash Part 3: Determination of carbon and nitrogen content

This document is applicable to the determination of carbon and nitrogen content in aluminum ash slag. The range of nitrogen content determined by the distillation separation-neutralization titration method is 0.10% to 15.00%; the range of carbon content determined by the high-frequency induction combustion-infrared absorption method is 0.10% to 23.00%. The elemental analyzer method is not used as an arbitration analysis method.

Publish Date: 2023-12-20

YS/T 1177-2023 Active

YS/T 1177-2023 aluminum ash residue

This document is applicable to aluminum ash slag generated during the production of aluminum ingots for remelting, deformed aluminum and aluminum alloys, and cast aluminum alloys.

Publish Date: 2023-12-20

YS/T 1666-2023 Active

YS/T 1666-2023 regenerative aluminum oxide raw material

This document is applicable to the recycled alumina raw materials produced from industrial waste such as aluminum ash and slag, which can be used in the production of metallurgical-grade alumina, aluminum hydroxide, fine alumina, refractory materials, and water purification agents, etc.

Publish Date: 2023-12-20

YS/T 1607-2023 Active

YS/T 1607-2023 The evaluation requirements for green factories in the industry of lithium-ion battery anode material precursors

This document is applicable to the evaluation of green factories in the precursor industry of cathode materials for lithium-ion batteries.

Publish Date: 2023-12-20

YS/T 1606-2023 Active

YS/T 1606-2023 Determination of In content in rich indium materials using inductively coupled plasma atomic emission spectroscopy

This document is applicable to the determination of indium content in indium-rich materials obtained during the zinc smelting process. The measurement range (mass fraction): 0.10% to 10.00%.

Publish Date: 2023-12-20

YS/T 862-2023 Active

YS/T 862-2023 Recycled casting lead brass solid profiles

This document is applicable to the recycled casting of solid lead-brass profiles for the preparation of locks, lock bodies, and other hardware accessories.

Publish Date: 2023-12-20

YS/T 1665.3-2023 Active

YS/T 1665.3-2023 Silver-nickel-graphite chemical analysis methods - Part 3: Determination of total carbon content - Gas capacity method and high-frequency combustion-infrared absorption method

This document is applicable to the determination of the total carbon content in silver-nickel graphite. The measurement range is: 1.00% to 6.00%.

Publish Date: 2023-12-20

YS/T 1665.2-2023 Active

YS/T 1665.2-2023 Silver-nickel graphite chemical analysis method - Part 2: Determination of nickel content - Preparation of di-ketone amine complex to separate nickel by precipitation with di-n-butyromaleimide, complexation of nickel with Na2EDTA, and titration back with sulfuric acid

This document is applicable to the determination of nickel content in silver-nickel graphite. The measurement range is 5.00% to 35.00%.

Publish Date: 2023-12-20

YS/T 1665.1-2023 Active

YS/T 1665.1-2023 YS/T 1665.1-2023 Silver nickel graphite chemical analysis methods Part 1: Determination of silver content by chloride ion titration method

This document is applicable to the determination of the silver content in silver-nickel graphite. The measurement range is 60.00% to 90.00%.

Publish Date: 2023-12-20