Standards

YS/T 87-2009 Replaced

YS/T 87-2009 Methods for sampling and sample preparation of copper anode slime and lead anode slime

This standard specifies the sampling methods for copper and lead electrolytic anode sludge, including terminology, general provisions, sampling, sample preparation, moisture determination, sample storage, and labeling.
This standard applies to the sampling of copper and lead electrolytic anode sludge delivered in bags or in bulk (by railcar, box, or trough).

Publish Date: 2009-12-04

YS/T 91-2009 Replaced

YS/T 91-2009 Wrought aluminium and aluminium alloy sheets,strips and foils for capsule

This standard specifies the requirements, test methods, inspection rules, packaging, marking, transportation, storage, and contract (or order form) content for aluminum and aluminum alloy sheets, strips, and foils used in twist-off anti-theft bottle caps.
This standard applies to aluminum and aluminum alloy sheets, strips, and foils used in twist-off anti-theft bottle caps (hereinafter referred to as sheets, strips, and foils).

Publish Date: 2009-12-04

YS/T 95.1-2009 Replaced

YS/T 95.1-2009 Aluminium foil for air conditioner—Part 1:Mill finish foil

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 air conditioner heat exchangers (hereinafter referred to as aluminum foil).

Publish Date: 2009-12-04

YS/T 95.2-2009 Replaced

YS/T 95.2-2009 Aluminium foil for air conditioner—Part 2:Precoated aluminium foil

This part of YS/T 95 specifies the requirements for coated aluminum foil used in air conditioner heat exchangers, the test methods, inspection rules, and marking, packaging, transportation, and storage, etc.
This part is applicable to aluminum foil used in air conditioner heat exchangers that are coated with a corrosion-resistant layer and a hydrophilic coating (hereinafter referred to as coated foil).

Publish Date: 2009-12-04

YS/T 96-2009 Replaced

YS/T 96-2009 The methods of sampling and assaying for gold and silver content in the bulk flotation copper concentrates

This standard specifies the sampling and sample preparation methods for the analysis of gold and silver associated with bulk flotation copper concentrates.
This standard is applicable to the sampling and preparation of samples for the analysis of gold (1 g/t to 15 g/t) and silver (≤2,000 g/t) associated with bulk flotation copper concentrates. The scope of application is: Au: 1 g/t to 15 g/t, Ag: ≤2,000 g/t. Copper concentrates with gold and silver contents outside this range should follow this method.

Publish Date: 2009-12-04

YS/T 244.9-2008 Replaced

YS/T 244.9-2008 Chemical analysis methods of high purity aluminum—Part 9:Determination of trace impurities in high purity aluminumby inductively coupled mass spectrometry

This section specifies the determination methods for the trace element contents of iron, titanium, gallium, copper, zinc, lead, indium, cadmium, silver, cobalt, molybdenum, antimony, and bismuth in high-purity aluminum.

Publish Date: 2008-03-12

YS/T 275-2008 Replaced

YS/T 275-2008 High purity aluminium

This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, storage, and order form (or contract) content for high-purity aluminum.
This standard applies to high-purity aluminum produced using methods such as solidification purification, with 99.99% aluminum as the raw material.

Publish Date: 2008-03-12

YS/T 300-2008 Replaced

YS/T 300-2008 Germanium concentrates

This standard specifies the requirements for germanium concentrate, test methods, inspection rules and marking, packaging, transportation, storage, and contract contents, etc.
This standard applies to germanium concentrate extracted from germanium-containing raw materials such as lead-zinc ores, coal, iron ores, and copper ores, which is used as a raw material for the production of crude germanium tetrachloride, germanium dioxide, and metallic germanium.

Publish Date: 2008-03-12

YS/T 310-2008 Replaced

YS/T 310-2008 Zinc alloy ingot for hot dip galvanizing

This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, and storage of zinc alloy ingots for hot-dip galvanizing.
This standard applies to zinc alloy ingots for hot-dip galvanizing of steel materials.

Publish Date: 2008-03-12

YS/T 546-2008 Replaced

YS/T 546-2008 High purity lithium carbonate

This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, storage, and content of purchase orders (or contracts) for high-purity lithium carbonate.
This standard applies to high-purity lithium carbonate produced by the carbonate precipitation method using refined lithium hydroxide monohydrate as a raw material. The product is used for the preparation of lithium niobate, acoustic-grade single crystals of lithium tantalate, optical-grade single crystals, and audio-visual equipment, etc.

Publish Date: 2008-03-12

YS/T 668-2008 Replaced

YS/T 668-2008 The sampling method of physical and chemical testing for copper and copper alloys

This standard specifies the general requirements, sampling locations, quantities, sizes, and preparation methods for chemical composition, mechanical properties, process performance, physical properties, and chemical performance analysis and testing samples of copper and copper alloy products in the melting, casting, and processing processes.
This standard applies to the selection and preparation of samples for the analysis and testing of the chemical composition, mechanical properties, process performance, physical properties, and chemical performance of copper and copper alloy products in the melting, casting, and processing processes.

Publish Date: 2008-03-12

YS/T 669-2008 Replaced

YS/T 669-2008 Copper alloy tube of extruded product for synchronizer rings

This standard specifies the technical requirements, test methods, inspection rules, and packaging, marking, transportation, and storage for extruded copper alloy tubes used in synchronizer ring gear assemblies (hereinafter referred to as "tubes"). This standard applies to extruded copper alloy tubes used in automotive synchronizer ring gear assemblies and other special wear-resistant applications.

Publish Date: 2008-03-12