Standards

YS/T 633-2015 Abolished

YS/T 633-2015 Cobaltosic oxide

This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, storage, quality certificates, and contract (or purchase order) content for cobalt trioxide (Co3O4).
This standard applies to cobalt trioxide used in the production of lithium-ion battery materials, magnetic materials, and for other purposes.

Publish Date: 2015-04-30

YS/T 95.1-2015 Abolished

YS/T 95.1-2015 Aluminium foil for air conditioner radiator—Part 1:Finstock

This part of YS/T 95 specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, and storage for uncoated aluminum foil used in air conditioner heat exchangers.
This part applies to uncoated aluminum foil used in tube-fin type air conditioner heat exchangers (hereinafter referred to as aluminum foil).

Publish Date: 2015-04-30

YS/T 441.1-2014 Abolished

YS/T 441.1-2014 Management rules of nonferrous metals balance—Part 1:Copper enrichment and metallurgy

This part of YS/T 441 stipulates the terminology, management responsibilities, metal balance calculation formulas, and preparation methods and formats of metal balance tables for the management of metal balance in copper mining and smelting.
This part is applicable to copper and its associated product mining and smelting production enterprises.

Publish Date: 2014-10-14

YS/T 441.2-2014 Abolished

YS/T 441.2-2014 Management rules of nonferrous metals balance—Part 2:Lead enrichment and metallurgy

This part of YS/T 441 specifies the terms, management responsibilities, metal balance calculation formulas, and methods and formats for preparing metal balance tables for the management of metal balance in the mining and smelting of lead.
This part is applicable to enterprises engaged in the mining and smelting of lead and its associated products.

Publish Date: 2014-10-14

YS/T 441.3-2014 Abolished

YS/T 441.3-2014 Management rules of nonferrous metals balance—Part 3:Zinc enrichment and metallurgy

This part of YS/T 441 specifies the terminology, management responsibilities, metal balance calculation formulas, and preparation methods and formats of metal balance tables for the metal balance management of zinc mining and smelting.
This part is applicable to zinc and its associated product mining and smelting production enterprises.

Publish Date: 2014-10-14

YS/T 441.4-2014 Abolished

YS/T 441.4-2014 Management rules of nonferrous metals balance—Part 4:Tin enrichment and metallurgy

This part of YS/T 441 specifies the terminology, management responsibilities, calculation formulas for metal balance, and methods and formats for preparing metal balance tables for the balanced management of tin ore mining and metal smelting.
This part is applicable to tin and its associated product mining and smelting production enterprises.

Publish Date: 2014-10-14

YS/T 441.5-2014 Abolished

YS/T 441.5-2014 Management rules of nonferrous metals balance—Part 5:Gold and silver metallurgy

This part of YS/T 441 specifies the terminology, management responsibilities, metal balance calculation formulas, and preparation methods and formats of metal balance tables for the management of metal balances in non-ferrous metal gold and silver metallurgy.
This part is applicable to gold and silver smelting and production enterprises that use anode sludge from non-ferrous metal metallurgy tailings as raw materials for the smelting of gold, silver, and their associated products.

Publish Date: 2014-10-14

YS/T 456-2014 Abolished

YS/T 456-2014 Dry barrier powder refractory for aluminum electrolysis cell

This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, and content of purchase orders (or contracts) for dry anti-leakage materials used in aluminum electrolytic cells.
This standard applies to dry anti-leakage materials used in aluminum electrolytic cells, which are mainly composed of alumina and silica oxide.

Publish Date: 2014-10-14

YS/T 955.2-2014 Abolished

YS/T 955.2-2014 Methods for chemical analysis of crude silver—Part 2:Determination of palladium content—Flame atomic absorption spectrometric method

This method specifies the determination method for the amount of palladium in crude silver.
This method is suitable for determining the amount of palladium in crude silver. The measurement range is 100 g/t to 4,000 g/t.

Publish Date: 2014-10-14

YS/T 962-2014 Abolished

YS/T 962-2014 Copper alloy continuous casting tube

This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, storage, as well as quality certificates and contracts (or purchase orders) for copper alloy horizontal continuous cast pipe materials.
This standard applies to copper alloy horizontal continuous cast round pipe materials used in various industrial sectors.

Publish Date: 2014-10-14

YS/T 970-2014 Abolished

YS/T 970-2014 Phase change temperature measuring method for nickel-titanium shape memory alloys

This standard specifies the method for determining the phase transition temperature of nickel-titanium shape memory alloys - the bending and free recovery method.
This standard is applicable to the determination of the phase transition temperature of martensite reverse phase transition by measuring the recovery deformation amount during the thermal phase transition process. It is suitable for fully annealed or heat-treated wires, tubes, or strips with a martensite reverse phase transition end temperature Af ranging from -25 °C to 90 °C.

Publish Date: 2014-10-14

YS/T 974-2014 Abolished

YS/T 974-2014 Copper and copper alloy strip for compound contacts

This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificates, and contract (order form) contents for copper and copper alloy strips used in composite contact materials.
This standard applies to copper and copper alloy strips used in composite contact materials.

Publish Date: 2014-10-14