Standards

YS/T 658-2007 Replaced

YS/T 658-2007 Titanium strip for welding tube and pipe

This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, and content of purchase orders (or contracts) for titanium and titanium alloy strip materials used in welded pipes.
This standard applies to titanium and titanium alloy trimmed strip materials with a thickness of 0.4 mm to 2.1 mm in the annealed state, which are used in welded pipes.

Publish Date: 2007-11-14

YS/T 660-2007 Replaced

YS/T 660-2007 Designation and composition of molybdenum and molybdenum alloy wrought product

This standard specifies the designations, chemical compositions, and requirements for chemical composition analysis of molybdenum and molybdenum alloy processing products.
This standard applies to molybdenum and molybdenum alloy processing products (including sintered blanks and cast ingots).

Publish Date: 2007-11-14

YS/T 661-2007 Replaced

YS/T 661-2007 Battery grade lithium fluoride

This standard specifies the requirements, test methods, inspection rules, and marking, packaging, transportation, storage, and order form (or contract) content for battery-grade lithium fluoride. This standard applies to battery-grade lithium fluoride produced from lithium hydroxide monohydrate and lithium carbonate as raw materials. The product is mainly used in the production of battery-grade hexafluorophosphoric acid lithium.

Publish Date: 2007-11-14

YS/T 662-2007 Replaced

YS/T 662-2007 Extruded tube of copper and copper alloys

This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, and order form content for extruded copper and copper alloy pipes (hereinafter referred to as pipes).
This standard applies to extruded round pipes made of copper and copper alloys for general use.

Publish Date: 2007-11-14

YS/T 13-2007 Replaced

YS/T 13-2007 High pure germanium tetrachloride

This standard specifies the product classification, requirements, testing methods, inspection rules, marking, packaging, transportation, and storage of high-purity germanium tetrachloride. This standard applies to high-purity germanium tetrachloride prepared by purification processes using crude germanium tetrachloride as the raw material. The product is used for the preparation of high-purity germanium dioxide and as a dopant for quartz optical fibers.

Publish Date: 2007-04-13

YS/T 231-2007 Replaced

YS/T 231-2007 Tungsten concentrate

This standard specifies the technical requirements, test methods, inspection rules, and marking, packaging, transportation, storage, and order form (or contract) content for tungsten concentrate. This standard applies to tungsten concentrate products obtained through mining, which are used in the production of ammonium paratungstate, tungsten oxide, tungsten iron, hard alloys, alloy steel, tungsten materials, and other tungsten alloys.

Publish Date: 2007-04-13

YS/T 235-2007 Replaced

YS/T 235-2007 Molybdenum concentrate

This standard specifies the requirements for molybdenum concentrate, test methods, inspection rules and marking, packaging, storage, transportation, and contract content, etc. This standard applies to molybdenum concentrate produced by flotation, which is used for the production of industrial molybdenum trioxide, molybdenum-iron alloys, molybdenum salts, molybdenum disulfide, etc.

Publish Date: 2007-04-13

YS/T 285-2007 Replaced

YS/T 285-2007 Prebaked anode for aluminium electrolysis

This standard specifies the requirements, test methods, inspection rules, packaging, transportation, storage, and contractual content for prebaked anodes used in aluminum electrolysis. This standard applies to prebaked anodes used in aluminum electrolysis (hereinafter referred to as prebaked anodes).

Publish Date: 2007-04-13

YS/T 298-2007 Replaced

YS/T 298-2007 High titanium slag

This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, and order form content for high-titanium slag. This standard applies to high-titanium slag produced by electric furnace smelting using ilmenite as raw material, which is used in the production of titanium tetrachloride, artificial rutile, and titanium white.

Publish Date: 2007-04-13

YS/T 301-2007 Replaced

YS/T 301-2007 Cobalt concentrates

This standard specifies the terms, requirements, testing methods, inspection rules, packaging, marking, transportation, storage, and quality reports for cobalt concentrates.
This standard applies to cobalt concentrates obtained by flotation or other methods from cobalt-bearing ores, which are used for the production of cobalt metal, cobalt oxide, or other cobalt-containing compounds.

Publish Date: 2007-04-13

YS/T 319-2007 Replaced

YS/T 319-2007 Lead concentrate

This standard specifies the technical requirements, test methods, inspection rules, packaging, and transportation of lead concentrates. This standard applies to lead concentrates obtained from sulfide ores by flotation, which are used in lead smelting.

Publish Date: 2007-04-13

YS/T 320-2007 Replaced

YS/T 320-2007 Zinc concentrate

This standard specifies the technical requirements, test methods, inspection rules, packaging, and transportation of zinc concentrates. This standard applies to zinc concentrates obtained by flotation from zinc sulfide ores, which are used in zinc smelting.

Publish Date: 2007-04-13